AI-generatedMontauk, Long Island at a glance
- Best time
- Jul – Aug
- Warmest month
- Aug · 24°
- Warmest sea
- Aug · 21.4°
- Sunshine a year
- 2,320 h
- Rain a year
- 1,221 mm
- Climate
- Maritime
- Time zone
- UTC−5 / UTC−4
- Elevation
- 10 m
Climate in Montauk, Long Island
Montauk, Long Island has a maritime climate with moderate summers and cool, often grey winters. August is the warmest month with average highs of 24 °C, while January is the coolest at 4 °C. With around 2,320 hours of sunshine a year, Montauk, Long Island is sunny; July is the sunniest month with 8.7 hours a day.
Holiday weather through the year
Weather in October
Holiday weather in October
Poor
Best time to visit: July – August
October is the peak of the hurricane season
Good forSightseeing & walks
Keep in mindStorm season
A typical day in October
- Morning, 08:00: about 14°
- Midday, 13:00: about 16°
- Afternoon, 16:00: about 16°
- Evening, 20:00: about 15°
- Night, 23:00: about 14°
06:5818:09
Cool evenings: pack a jumper or a jacket.
Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.
Light for photos in October
- Golden hour
- Morning 06:41–07:35 · evening 17:32–18:26
- Blue hour
- Morning 06:30–06:41 · evening 18:26–18:37
Golden hour: the sun between 4° below and 6° above the horizon; blue hour: 6° to 4° below it. Times for the 15th of the month; mountains and clouds shift the light.
What is the weather like in Montauk, Long Island in October?
In October, Montauk, Long Island is mild: daytime highs average 16 °C, and nights cool down to about 13 °C. The sea averages 17.0 °C – bracing, so a wetsuit helps for longer swims. Expect around 6 hours of sunshine a day. Rain is frequent, with about 10 rainy days and 124 mm in total. It is often windy, with gusts of around 36 km/h. All in all, October is not an ideal month for a holiday in Montauk, Long Island.
More details for October
- Daylight
- 11 h 11 min06:58 – 18:09
- UV index
- 4 · moderateclear sky, noon (estimate)All months
- Muggy days
- 1 daydew point 18 °C or moreAll months
- Wind
- 36 km/haverage daily peakAll months
- Cloud cover
- 52 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Snow days
- 0 days1 cm or more of fresh snowAll months
- Time zone
- UTC−4America/New_York
How the score comes together
- Temperatureweight 35 %0 %
- Seaweight 25 %0 %
- Sunshineweight 20 %45 %
- Few rainy daysweight 20 %59 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in October
- Sunscreen
- A jumper for the evenings
- Rain jacket or umbrella
- Windproof jacket
Sea temperature in Montauk, Long Island
Monthly sea surface temperature with the range of cooler and warmer years.
8 in 10 years: 15.9 – 17.9 °C
Swimming season: Jul – Sep
- cold
- fresh
- refreshing
- pleasant
- warm
- very warm
The sea temperature in Montauk, Long Island ranges from 4.4 °C in February to 21.4 °C in August. It is warm enough for a comfortable swim (20 °C and more) from July to September.
From October to February the sea is even warmer than the afternoon air. The sea temperature varies from year to year: in August, eight out of ten years were between 20.5 and 22.4 °C.
| Month | Average | Cool year | Warm year | Feels |
|---|---|---|---|---|
| JanuaryJan | 6.2° | 4.6° | 7.5° | cold |
| FebruaryFeb | 4.4° | 3.1° | 5.9° | cold |
| MarchMar | 4.6° | 3.3° | 5.9° | cold |
| AprilApr | 6.9° | 5.7° | 7.9° | cold |
| MayMay | 11.0° | 10.2° | 11.7° | cold |
| JuneJun | 16.1° | 15.1° | 16.8° | cold |
| JulyJul | 20.4° | 19.2° | 21.6° | refreshing |
| AugustAug | 21.4° | 20.5° | 22.4° | refreshing |
| SeptemberSep | 20.1° | 19.3° | 21.0° | refreshing |
| OctoberOct | 17.0° | 15.9° | 17.9° | fresh |
| NovemberNov | 13.1° | 12.2° | 14.4° | cold |
| DecemberDec | 9.4° | 8.3° | 10.6° | cold |
Sunshine hours in Montauk, Long Island
Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.
In October, the sun shines for about 5.7 of 11.2 hours of daylight in Montauk, Long Island, 51 % of the day.
Sunshine hours: estimated from radiation data (ERA5, 1996–2025) and calibrated against measured station values; no weather station is close enough here. Daylight is the time from sunrise to sunset on the 15th of the month.
UV index in Montauk, Long Island
How strong the sun is at noon, month by month, and how quickly unprotected skin burns.
- Clear-sky UV in October
- 4 · moderateAround midday seek shade; use sunscreen, a hat and sunglasses.
The sun is strongest in June (UV 10).
Minutes until sunburn in October
- Very fair skin
- about 35 min
- Fair skin
- about 45 min
- Light brown skin
- about 60 min
- Olive skin
- about 80 min
Rough guide for unprotected skin at noon under a clear sky; clouds lengthen it, water, sand and snow shorten it. Sunscreen extends the time only partly.
Monthly values: clear-sky noon estimate from the sun's angle, ozone and altitude. UV today: Open-Meteo forecast.
Rain in Montauk, Long Island: rainy days and rainfall
A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.
In October, Montauk, Long Island has about 10 rainy days with 124 mm of rain in total.
Wind and clouds in Montauk, Long Island
How breezy and how cloudy Montauk, Long Island is through the year. Tap a month to select it on the whole page.
Wind
Typical daily peak of the wind in km/h: what the afternoon breeze usually reaches, not the gusts.
In October, the wind in Montauk, Long Island typically peaks at 36 km/h during the day: Beaufort 5, fresh breeze.
Breezy months for windsurfing and kiting
From Beaufort 4 (20 km/h) the daily breeze is usually enough for windsurfing and often for kiting, and here it gets there all year.
Clouds
Average share of the sky covered by cloud, day and night.
In October, cloud covers on average 52 % of the sky over Montauk, Long Island: variable cloud, with about 5.7 hours of sunshine a day.
Wind: mean daily maximum of the hourly wind 10 m above ground (ERA5, 1996–2025). Gusts are stronger, and the model grid of about 28 km smooths out local effects such as capes and valley winds. Clouds: mean total cloud cover of all layers over day and night (ERA5, 1996–2025). Thin high cloud counts as cover even when the sun still shines through.
Heat and humidity in Montauk, Long Island
How often the day gets hot in Montauk, Long Island (30 °C and more), and in which months heat and humidity come together. Tap a month to select it.
Heat calendar
- pleasant
- some hot or muggy days
- often muggy
- often hot
- hot and muggy
In October, Montauk, Long Island has about 0 hot days, with an average daytime high of 16 °C: pleasant. Heat plays no part this month.
Hot days reach at least 30 °C; a month counts as muggy when the mean dew point reaches 18 °C on at least 15 days. Averages from ERA5 and ERA5-Land, 1996–2025. Muggy nights through the year
Snow in Montauk, Long Island
Snow is possible in Montauk, Long Island, but no month makes it likely: the chance of seeing snow during a week's stay, the days with fresh snow and how much falls. Tap a month to select it.
Snow calendar
- hardly any
- possible
- likely
- very likely
In October, it hardly ever snows in Montauk, Long Island.
Snow days bring at least 1 cm of fresh snow. Fresh snow comes from ERA5 snowfall (1996–2025) at the height of the place, not on the slopes above it; the snow chance also weighs whether the snow settles. An estimate from climate averages, not a snow report.
Climate through the year
Long-term monthly averages. Tap a month to see its details.
Nights and sleep in Montauk, Long Island
How warm the nights get in each month, from the mean night-time low. Tap a month for details.
- Frost below 0°
- Cold 0–8°
- Cool 8–15°
- Pleasant 15–20°
- Warm 20–24°
- muggy month (10+ muggy days)
CoolOctober: nights around 13°. A duvet at night and a jumper for the evening. Muggy on about 1 days (dew point 18 °C or more).
The coolest nights are in January (−1°), the warmest in August (21°). Tropical nights of 20 °C and more are the rule from July to August; then air conditioning or a fan helps you sleep. Nights are pleasant for sleeping (15 to 20 °C) in June and in September. Nights fall below 8 °C on average from November to April, so the room should be heated. It is muggy (dew point 18 °C or more) on about 55 days a year, mostly from July to August.
Temperatures through the year
Average daytime high, night-time low and sea temperature per month.
| Month | Score | Day | Night | Sea | Sun | Rain days | Rain mm |
|---|---|---|---|---|---|---|---|
| JanuaryJan | 15 | 4° | −1° | 6.2° | 4.4 h | 11 | 107 |
| FebruaryFeb | 18 | 4° | −1° | 4.4° | 5.2 h | 11 | 97 |
| MarchMar | 21 | 6° | 2° | 4.6° | 6.3 h | 11 | 119 |
| AprilApr | 24 | 10° | 6° | 6.9° | 7.1 h | 11 | 104 |
| MayMay | 25 | 14° | 11° | 11.0° | 7.3 h | 11 | 97 |
| JuneJun | 33 | 20° | 17° | 16.1° | 8.2 h | 9 | 85 |
| JulyJul | 72 | 24° | 21° | 20.4° | 8.7 h | 8 | 77 |
| AugustAug | 73 | 24° | 21° | 21.4° | 8.0 h | 8 | 88 |
| SeptemberSep | 48 | 21° | 18° | 20.1° | 6.6 h | 9 | 101 |
| OctoberOct | 21 | 16° | 13° | 17.0° | 5.7 h | 10 | 124 |
| NovemberNov | 17 | 12° | 7° | 13.1° | 4.6 h | 10 | 99 |
| DecemberDec | 12 | 7° | 3° | 9.4° | 3.9 h | 12 | 124 |
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences
41.04° N, 71.95° W · 10 m · America/New_York
Best time to visit Montauk, Long Island
The best time to visit Montauk, Long Island is from July to August. For a beach holiday with the sea above 21 °C, go in August. For sightseeing, day trips and hiking, conditions are most comfortable from June to October. The wettest month is October with 124 mm of precipitation.
Montauk, Long Island through the seasons
How the weather changes over the seasons, with averages for each.
Montauk, Long Island in spring
Mar – May
Poor
- 6–14 °C by day
- Sea 8 °C
- 7 h of sun a day
- 32 rainy days in all
Montauk, Long Island in summer
Jun – Aug
Fair
- 20–24 °C by day
- Sea 19 °C
- 8 h of sun a day
- 25 rainy days in all
Montauk, Long Island in autumn
Sep – Nov
Poor
- 12–21 °C by day
- Sea 17 °C
- 6 h of sun a day
- 28 rainy days in all
Montauk, Long Island in winter
Dec – Feb
Poor
- 4–7 °C by day
- Sea 7 °C
- 5 h of sun a day
- 33 rainy days in all
Find your perfect month
Tell us what you like and we rate every month in Montauk, Long Island for you.
Your best months: July – August
Based on the climate averages; tap a month to see its details.
Compare two months in Montauk, Long Island
Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.
August has the better holiday weather in Montauk, Long Island: score 73 against 21. In August, days are 8 °C warmer than in October. The sea is 4 °C warmer in August. August has 2 fewer rainy days. The sun shines 2 hours longer a day in August.
| Month | October | August |
|---|---|---|
| Weather score | 21 | 73better |
| Day high | 16° | 24° |
| Night low | 13° | 21° |
| Sea | 17.0° | 21.4° |
| Sunshine | 5.7 h | 8.0 hbetter |
| Rainy days | 10 | 8better |
| Rainfall | 124 mm | 88 mmbetter |
| Muggy days | 1better | 19 |
Based on the climate averages 1996–2025.
Which month for what?
Beach & swimming
Aug
Sea from 21 °C, warm and mostly dry
Sightseeing & hiking
Jun – Oct
15–28 °C and not too much rain
Snow
Jan – Mar
Snow on 2 or more days
Montauk, Long Island month by month
The typical weather for every month at a glance.
15January4° · Sea 6° · 4 h
In January, Montauk, Long Island is cold: daytime highs average 4 °C, and nights often drop below freezing (−1 °C). The sea averages 6.2 °C – swimming is only for the hardy. Expect around 4 hours of sunshine a day. Precipitation, often as snow, falls on about 11 days, totalling 107 mm. Snow falls on about 4 days. It is often windy, with gusts of around 41 km/h. All in all, January is not an ideal month for a holiday in Montauk, Long Island.
Montauk, Long Island in January18February4° · Sea 4° · 5 h
In February, Montauk, Long Island is cold: daytime highs average 4 °C, and nights often drop below freezing (−1 °C). The sea averages 4.4 °C – swimming is only for the hardy. Expect around 5 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 97 mm in total. Snow falls on about 3 days. It is often windy, with gusts of around 39 km/h. All in all, February is not an ideal month for a holiday in Montauk, Long Island.
Montauk, Long Island in February21March6° · Sea 5° · 6 h
In March, Montauk, Long Island is cold: daytime highs average 6 °C, and nights cool down to about 2 °C. The sea averages 4.6 °C – swimming is only for the hardy. Expect around 6 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 119 mm in total. Snow falls on about 2 days. It is often windy, with gusts of around 38 km/h. All in all, March is not an ideal month for a holiday in Montauk, Long Island.
Montauk, Long Island in March24April10° · Sea 7° · 7 h
In April, Montauk, Long Island is cool: daytime highs average 10 °C, and nights cool down to about 6 °C. The sea averages 6.9 °C – swimming is only for the hardy. The sun shines for around 7 hours a day. Rain is frequent, with about 11 rainy days and 104 mm in total. It is often windy, with gusts of around 35 km/h. All in all, April is not an ideal month for a holiday in Montauk, Long Island.
Montauk, Long Island in April25May14° · Sea 11° · 7 h
In May, Montauk, Long Island is cool: daytime highs average 14 °C, and nights cool down to about 11 °C. The sea averages 11.0 °C – swimming is only for the hardy. The sun shines for around 7 hours a day. Rain is frequent, with about 11 rainy days and 97 mm in total. It is often windy, with gusts of around 31 km/h. All in all, May is not an ideal month for a holiday in Montauk, Long Island.
Montauk, Long Island in May33June20° · Sea 16° · 8 h
In June, Montauk, Long Island is mild: daytime highs average 20 °C, and nights cool down to about 17 °C. The sea averages 16.1 °C – swimming is only for the hardy. The sun shines for around 8 hours a day. Rain is frequent, with about 9 rainy days and 85 mm in total. It is often windy, with gusts of around 29 km/h. All in all, June is not an ideal month for a holiday in Montauk, Long Island.
Montauk, Long Island in June72July24° · Sea 20° · 9 h
In July, Montauk, Long Island is warm: daytime highs average 24 °C, and even at night it stays warm at around 21 °C. The sea averages 20.4 °C – refreshing for a swim. The sun shines for around 9 hours a day. Rain falls on about 8 days, adding up to 77 mm. The air is often humid and muggy. All in all, July is a good month for a holiday in Montauk, Long Island.
Montauk, Long Island in July73August24° · Sea 21° · 8 h
In August, Montauk, Long Island is warm: daytime highs average 24 °C, and even at night it stays warm at around 21 °C. The sea averages 21.4 °C – refreshing for a swim. The sun shines for around 8 hours a day. Rain falls on about 8 days, adding up to 88 mm. The air is often humid and muggy. All in all, August is a good month for a holiday in Montauk, Long Island.
Montauk, Long Island in August48September21° · Sea 20° · 7 h
In September, Montauk, Long Island is warm: daytime highs average 21 °C, and nights cool down to about 18 °C. The sea averages 20.1 °C – refreshing for a swim. The sun shines for around 7 hours a day. Rain falls on about 9 days, adding up to 101 mm. It is often windy, with gusts of around 30 km/h. All in all, September is a so-so month for a holiday in Montauk, Long Island.
Montauk, Long Island in September21October16° · Sea 17° · 6 h
In October, Montauk, Long Island is mild: daytime highs average 16 °C, and nights cool down to about 13 °C. The sea averages 17.0 °C – bracing, so a wetsuit helps for longer swims. Expect around 6 hours of sunshine a day. Rain is frequent, with about 10 rainy days and 124 mm in total. It is often windy, with gusts of around 36 km/h. All in all, October is not an ideal month for a holiday in Montauk, Long Island.
Montauk, Long Island in October17November12° · Sea 13° · 5 h
In November, Montauk, Long Island is cool: daytime highs average 12 °C, and nights cool down to about 7 °C. The sea averages 13.1 °C – swimming is only for the hardy. Expect around 5 hours of sunshine a day. Rain is frequent, with about 10 rainy days and 99 mm in total. It is often windy, with gusts of around 39 km/h. All in all, November is not an ideal month for a holiday in Montauk, Long Island.
Montauk, Long Island in November12December7° · Sea 9° · 4 h
In December, Montauk, Long Island is cold: daytime highs average 7 °C, and nights cool down to about 3 °C. The sea averages 9.4 °C – swimming is only for the hardy. The sun is scarce, with only about 4 hours a day. Rain is frequent, with about 12 rainy days and 124 mm in total. Snow falls on about 2 days. It is often windy, with gusts of around 41 km/h. All in all, December is not an ideal month for a holiday in Montauk, Long Island.
Montauk, Long Island in DecemberMontauk, Long Island compared
Put Montauk, Long Island side by side with another destination.
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Montauk vs. New Haven
In October the holiday weather in Montauk and New Haven is about equally good (score 21 vs. 25). During the day New Haven is 1 °C warmer than Montauk. The sea in New Haven is 1 °C warmer.
| in October | Montauk | New Haven |
|---|---|---|
| Holiday score | 21 | 25 |
| Daytime high | 16° | 17° |
| Sea | 17° | 18° |
| Sunshine | 6 h | 6 h |
| Rainy days | 10 | 10 |
| Best time | Jul – Aug | Jul – Aug |
Through the year
USA in October: the best places
In October, Montauk, Long Island ranks 24 among the 31 nearest destinations in this country.
- Raleigh22°84
- 2Richmond21°82
- 3Washington20°19°81
- 4Philadelphia19°18°79
- 5Baltimore19°18°79
- 6New York18°18°77
- 7Providence17°17°70
- 8Pittsburgh18°69
- 24MontaukThis page16°17°21
Planning a trip to Montauk, Long Island
Weather for your travel dates
Pick your arrival and length of stay, and we sum up the weather to expect.
Montauk, Long Island in the school holidays
How the weather suits the usual holiday periods. Dates vary by school and region, so each holiday uses the months it usually falls in.
Montauk, Long Island has its best school-holiday weather during the summer holidays (score 73) and its weakest during the Christmas holidays (score 14).
- 23
Easter holidays
Mar – Apr
Poor
- 9 °C by day
- Sea 6 °C
- 6.9 h of sun a day
- 11 rainy days a month
Keep in mind: Snow
- 27
May half-term
May – Jun
Poor
- 15 °C by day
- Sea 12 °C
- 7.5 h of sun a day
- 10 rainy days a month
- 73
Summer holidays
Jul – Aug
GoodBest holidays
- 24 °C by day
- Sea 21 °C
- 8.2 h of sun a day
- 8 rainy days a month
Good for: Sightseeing & walks
Keep in mind: Storm season
- 21
October half-term
Oct
Poor
- 16 °C by day
- Sea 17 °C
- 5.7 h of sun a day
- 10 rainy days a month
Good for: Sightseeing & walks
Keep in mind: Storm season
- 14
Christmas holidays
Dec – Jan
Poor
- 6 °C by day
- Sea 8 °C
- 4.2 h of sun a day
- 11 rainy days a month
Keep in mind: Snow
Based on the climate averages 1996–2025.
Getting there
Flying from
- Nonstop flight
- about 7 h
- Distance
- 5,390 km
- Time zone
- UTC−4
- Jet lag
- About 3 days (5 h west)
Rule of thumb for flying west: for a few days before, stay up a little later, and get afternoon and evening light at your destination.
Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.
Storm season
Montauk, Long Island lies in an area that Atlantic hurricanes can reach. The hurricane season runs from June to November, with most storms from August to October. A direct hit on any one place is rare, but if you travel then, keep an eye on weather warnings and book flexibly.
- January
- February
- March
- April
- May
- June: Season
- July: Season
- August: Peak
- September: Peak
- October: Peak
- November: Season
- December
Official season dates of the regional warning centres (NOAA, JMA, IMD, Météo-France, BoM); not a forecast.
Frequently asked questions about Montauk, Long Island
When is the best time to visit Montauk, Long Island?
The best time to visit Montauk, Long Island is from July to August. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.
How warm is the sea in Montauk, Long Island?
The sea temperature in Montauk, Long Island ranges from 4.4 °C in February to 21.4 °C in August. It is warm enough for a comfortable swim (20 °C and more) from July to September.
Can you swim in Montauk, Long Island in October?
Only if you don't mind cold water: in October the sea averages just 17.0 °C. Comfortable swimming is possible from July to September.
What is the warmest month in Montauk, Long Island?
August is the warmest month, with average highs of 24 °C and nights around 21 °C. January is the coolest month at 4 °C.
When does it rain most in Montauk, Long Island?
The wettest month is October with 124 mm of precipitation. The driest month is July with 77 mm.
How many hours of sunshine does Montauk, Long Island get?
Montauk, Long Island gets around 2,320 hours of sunshine a year. The sunniest month is July with 8.7 hours a day; in December there are 3.9 hours a day.
What time zone is Montauk, Long Island in?
Montauk, Long Island uses the time zone America/New_York: UTC−5 in January and UTC−4 in July.
How long is the flight from London to Montauk, Long Island?
A nonstop flight from London to Montauk, Long Island takes about 7 h, for a straight-line distance of about 5,390 km.
When is hurricane season in Montauk, Long Island?
Montauk, Long Island lies in an area that Atlantic hurricanes can reach. The hurricane season runs from June to November, with most storms from August to October. A direct hit on any one place is rare, but if you travel then, keep an eye on weather warnings and book flexibly.
Which school holidays are best for Montauk, Long Island?
Montauk, Long Island has its best school-holiday weather during the summer holidays (score 73) and its weakest during the Christmas holidays (score 14). Holiday ratings (0–100): Easter holidays 23, May half-term 27, Summer holidays 73, October half-term 21, Christmas holidays 14.
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