AI-generatedMar del Plata at a glance
- Best time
- Oct – Apr
- Warmest month
- Jan · 25°
- Warmest sea
- Feb · 20.7°
- Sunshine a year
- 1,670 h
- Rain a year
- 818 mm
- Climate
- Temperate
- Time zone
- UTC−3
- Elevation
- 14 m
Climate in Mar del Plata
Mar del Plata has a temperate climate with warm summers and cool winters. January is the warmest month with average highs of 25 °C, while July is the coolest at 12 °C. With around 1,670 hours of sunshine a year, Mar del Plata is moderately sunny; February is the sunniest month with 6.8 hours a day.
Holiday weather through the year
Weather in October
Holiday weather in October
Good
Best time to visit: October – April
Good forSightseeing & walks
A typical day in October
- Morning, 08:00: about 13°
- Midday, 13:00: about 17°
- Afternoon, 16:00: about 17°
- Evening, 20:00: about 14°
- Night, 23:00: about 12°
06:0619:06
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 05:49–06:41 · evening 18:31–19:22
- Blue hour
- Morning 05:39–05:49 · evening 19:22–19:33
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 Mar del Plata in October?
In October, Mar del Plata is mild: daytime highs average 18 °C, and nights cool down to about 10 °C. The sea averages 12.8 °C – swimming is only for the hardy. Expect around 5 hours of sunshine a day. Rain falls on about 9 days, adding up to 77 mm. All in all, October is a good month for a holiday in Mar del Plata.
More details for October
- Daylight
- 13 h 0 min06:06 – 19:06
- UV index
- 8 · very highclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 25 km/haverage daily peakAll months
- Cloud cover
- 55 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Time zone
- UTC−3America/Argentina/Buenos_Aires
How the score comes together
- Temperatureweight 50 %96 %
- Sunshineweight 20 %37 %
- Few rainy daysweight 30 %65 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in October
- Sunscreen
- Sunglasses & sun hat
- A jumper for the evenings
- Rain jacket or umbrella
Sea temperature in Mar del Plata
Monthly sea surface temperature with the range of cooler and warmer years.
8 in 10 years: 11.9 – 13.8 °C
Swimming season: Feb – Mar
- cold
- fresh
- refreshing
- pleasant
- warm
- very warm
The sea temperature in Mar del Plata ranges from 10.5 °C in August to 20.7 °C in February. It is warm enough for a comfortable swim (20 °C and more) from February to March.
The sea warms up slowly: it is warmest in February, while the air already peaks in January. The sea temperature varies from year to year: in February, eight out of ten years were between 19.6 and 21.7 °C.
| Month | Average | Cool year | Warm year | Feels |
|---|---|---|---|---|
| JanuaryJan | 19.9° | 19.1° | 21.0° | fresh |
| FebruaryFeb | 20.7° | 19.6° | 21.7° | refreshing |
| MarchMar | 20.1° | 19.2° | 21.1° | refreshing |
| AprilApr | 18.1° | 17.1° | 19.1° | fresh |
| MayMay | 15.6° | 14.5° | 16.7° | cold |
| JuneJun | 13.0° | 12.3° | 13.8° | cold |
| JulyJul | 11.1° | 10.3° | 11.8° | cold |
| AugustAug | 10.5° | 9.9° | 11.5° | cold |
| SeptemberSep | 11.1° | 10.2° | 12.2° | cold |
| OctoberOct | 12.8° | 11.9° | 13.8° | cold |
| NovemberNov | 15.1° | 14.1° | 16.2° | cold |
| DecemberDec | 17.6° | 16.8° | 18.9° | fresh |
Sunshine hours in Mar del Plata
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 5.2 of 13.0 hours of daylight in Mar del Plata, 40 % of the day.
Sunshine hours: measured at the weather station 8 km away, averages 1991–2020 (WMO climate normals). Daylight is the time from sunrise to sunset on the 15th of the month.
UV index in Mar del Plata
How strong the sun is at noon, month by month, and how quickly unprotected skin burns.
- Clear-sky UV in October
- 8 · very highStay in the shade around midday; SPF 50, clothing, hat and sunglasses.
The sun is strongest in December (UV 10).
Minutes until sunburn in October
- Very fair skin
- about 15 min
- Fair skin
- about 20 min
- Light brown skin
- about 30 min
- Olive skin
- about 40 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 Mar del Plata: 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, Mar del Plata has about 9 rainy days with 77 mm of rain in total.
Wind and clouds in Mar del Plata
How breezy and how cloudy Mar del Plata 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 Mar del Plata typically peaks at 25 km/h during the day: Beaufort 4, moderate 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 55 % of the sky over Mar del Plata: variable cloud, with about 5.2 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 Mar del Plata
How often the day gets hot in Mar del Plata (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, Mar del Plata has about 0 hot days, with an average daytime high of 18 °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
Climate through the year
Long-term monthly averages. Tap a month to see its details.
Nights and sleep in Mar del Plata
How warm the nights get in each month, from the mean night-time low. Tap a month for details.
- Cold 0–8°
- Cool 8–15°
- Pleasant 15–20°
CoolOctober: nights around 10°. A duvet at night and a jumper for the evening.
The coolest nights are in July (6°), the warmest in February (17°). Nights are pleasant for sleeping (15 to 20 °C) from December to March. Nights fall below 8 °C on average from June to August, so the room should be heated.
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 | 82 | 25° | 17° | 19.9° | 6.3 h | 8 | 76 |
| FebruaryFeb | 84 | 24° | 17° | 20.7° | 6.8 h | 8 | 80 |
| MarchMar | 76 | 23° | 16° | 20.1° | 4.7 h | 9 | 75 |
| AprilApr | 77 | 19° | 13° | 18.1° | 4.6 h | 8 | 76 |
| MayMay | 63 | 16° | 10° | 15.6° | 3.2 h | 7 | 48 |
| JuneJun | 51 | 13° | 7° | 13.0° | 2.5 h | 6 | 46 |
| JulyJul | 44 | 12° | 6° | 11.1° | 2.9 h | 7 | 59 |
| AugustAug | 53 | 14° | 7° | 10.5° | 3.7 h | 7 | 63 |
| SeptemberSep | 59 | 15° | 8° | 11.1° | 3.4 h | 7 | 61 |
| OctoberOct | 75 | 18° | 10° | 12.8° | 5.2 h | 9 | 77 |
| NovemberNov | 78 | 21° | 12° | 15.1° | 5.9 h | 9 | 84 |
| DecemberDec | 80 | 24° | 15° | 17.6° | 5.7 h | 8 | 73 |
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
38.00° S, 57.56° W · 14 m · America/Argentina/Buenos_Aires
Best time to visit Mar del Plata
The best time to visit Mar del Plata is from October to April. The sea stays too cool for a classic beach holiday: even in February it only reaches 20.7 °C. For sightseeing, day trips and hiking, conditions are most comfortable from October to May. The wettest month is November with 84 mm of precipitation.
Mar del Plata through the seasons
How the weather changes over the seasons, with averages for each.
Mar del Plata in spring
Sep – Nov
Good
- 15–21 °C by day
- Sea 13 °C
- 5 h of sun a day
- 25 rainy days in all
Mar del Plata in summer
Dec – Feb
Excellent
- 24–25 °C by day
- Sea 19 °C
- 6 h of sun a day
- 25 rainy days in all
Mar del Plata in autumn
Mar – May
Good
- 16–23 °C by day
- Sea 18 °C
- 4 h of sun a day
- 23 rainy days in all
Mar del Plata in winter
Jun – Aug
Fair
- 12–14 °C by day
- Sea 12 °C
- 3 h of sun a day
- 20 rainy days in all
Find your perfect month
Tell us what you like and we rate every month in Mar del Plata for you.
Your best months: February – March, December
Based on the climate averages; tap a month to see its details.
Compare two months in Mar del Plata
Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.
February has the better holiday weather in Mar del Plata: score 84 against 75. In February, days are 6 °C warmer than in October. The sea is 8 °C warmer in February. February has one rainy day fewer. The sun shines 2 hours longer a day in February.
| Month | October | February |
|---|---|---|
| Weather score | 75 | 84better |
| Day high | 18° | 24° |
| Night low | 10° | 17° |
| Sea | 12.8° | 20.7° |
| Sunshine | 5.2 h | 6.8 hbetter |
| Rainy days | 9 | 8better |
| Rainfall | 77 mm | 80 mm |
| Muggy days | 0better | 7 |
Based on the climate averages 1996–2025.
Which month for what?
Beach & swimming
No month
Sea from 21 °C, warm and mostly dry
Sightseeing & hiking
Oct – May
15–28 °C and not too much rain
Mar del Plata month by month
The typical weather for every month at a glance.
82January25° · Sea 20° · 6 h
In January, Mar del Plata is warm: daytime highs average 25 °C, and nights cool down to about 17 °C. The sea averages 19.9 °C – bracing, so a wetsuit helps for longer swims. Expect around 6 hours of sunshine a day. Rain falls on about 8 days, adding up to 76 mm. All in all, January is an excellent month for a holiday in Mar del Plata.
Mar del Plata in January84February24° · Sea 21° · 7 h
In February, Mar del Plata is warm: daytime highs average 24 °C, and nights cool down to about 17 °C. The sea averages 20.7 °C – refreshing for a swim. The sun shines for around 7 hours a day. Rain falls on about 8 days, adding up to 80 mm. All in all, February is an excellent month for a holiday in Mar del Plata.
Mar del Plata in February76March23° · Sea 20° · 5 h
In March, Mar del Plata is warm: daytime highs average 23 °C, and nights cool down to about 16 °C. The sea averages 20.1 °C – refreshing for a swim. Expect around 5 hours of sunshine a day. Rain falls on about 9 days, adding up to 75 mm. All in all, March is a good month for a holiday in Mar del Plata.
Mar del Plata in March77April19° · Sea 18° · 5 h
In April, Mar del Plata is mild: daytime highs average 19 °C, and nights cool down to about 13 °C. The sea averages 18.1 °C – bracing, so a wetsuit helps for longer swims. Expect around 5 hours of sunshine a day. Rain falls on about 8 days, adding up to 76 mm. All in all, April is a good month for a holiday in Mar del Plata.
Mar del Plata in April63May16° · Sea 16° · 3 h
In May, Mar del Plata is cool: daytime highs average 16 °C, and nights cool down to about 10 °C. The sea averages 15.6 °C – swimming is only for the hardy. The sun is scarce, with only about 3 hours a day. Rain falls on about 7 days, adding up to 48 mm. All in all, May is a good month for a holiday in Mar del Plata.
Mar del Plata in May51June13° · Sea 13° · 3 h
In June, Mar del Plata is cool: daytime highs average 13 °C, and nights cool down to about 7 °C. The sea averages 13.0 °C – swimming is only for the hardy. The sun is scarce, with only about 3 hours a day. Rain falls on about 6 days, adding up to 46 mm. All in all, June is a so-so month for a holiday in Mar del Plata.
Mar del Plata in June44July12° · Sea 11° · 3 h
In July, Mar del Plata is cool: daytime highs average 12 °C, and nights cool down to about 6 °C. The sea averages 11.1 °C – swimming is only for the hardy. The sun is scarce, with only about 3 hours a day. Rain falls on about 7 days, adding up to 59 mm. All in all, July is a so-so month for a holiday in Mar del Plata.
Mar del Plata in July53August14° · Sea 11° · 4 h
In August, Mar del Plata is cool: daytime highs average 14 °C, and nights cool down to about 7 °C. The sea averages 10.5 °C – swimming is only for the hardy. The sun is scarce, with only about 4 hours a day. Rain falls on about 7 days, adding up to 63 mm. All in all, August is a so-so month for a holiday in Mar del Plata.
Mar del Plata in August59September15° · Sea 11° · 3 h
In September, Mar del Plata is cool: daytime highs average 15 °C, and nights cool down to about 8 °C. The sea averages 11.1 °C – swimming is only for the hardy. The sun is scarce, with only about 3 hours a day. Rain falls on about 7 days, adding up to 61 mm. All in all, September is a so-so month for a holiday in Mar del Plata.
Mar del Plata in September75October18° · Sea 13° · 5 h
In October, Mar del Plata is mild: daytime highs average 18 °C, and nights cool down to about 10 °C. The sea averages 12.8 °C – swimming is only for the hardy. Expect around 5 hours of sunshine a day. Rain falls on about 9 days, adding up to 77 mm. All in all, October is a good month for a holiday in Mar del Plata.
Mar del Plata in October78November21° · Sea 15° · 6 h
In November, Mar del Plata is mild: daytime highs average 21 °C, and nights cool down to about 12 °C. The sea averages 15.1 °C – swimming is only for the hardy. Expect around 6 hours of sunshine a day. Rain is frequent, with about 9 rainy days and 84 mm in total. All in all, November is a good month for a holiday in Mar del Plata.
Mar del Plata in November80December24° · Sea 18° · 6 h
In December, Mar del Plata is warm: daytime highs average 24 °C, and nights cool down to about 15 °C. The sea averages 17.6 °C – bracing, so a wetsuit helps for longer swims. Expect around 6 hours of sunshine a day. Rain falls on about 8 days, adding up to 73 mm. All in all, December is an excellent month for a holiday in Mar del Plata.
Mar del Plata in DecemberMar del Plata compared
Put Mar del Plata side by side with another destination.
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Mar del Plata vs. La Plata
In October La Plata has the better holiday weather (score 83 vs. 75). During the day La Plata is 2 °C warmer than Mar del Plata. La Plata gets 2 more hours of sunshine a day.
| in October | Mar del Plata | La Plata |
|---|---|---|
| Holiday score | 75 | 83 |
| Daytime high | 18° | 20° |
| Sea | 13° | – |
| Sunshine | 5 h | 7 h |
| Rainy days | 9 | 9 |
| Best time | Oct – Apr | Sep – May |
Through the year
Argentina in October: the best places
In October, Mar del Plata ranks 7 of 10 destinations in this country.
- Mendoza23°89
- 2Córdoba24°87
- 3La Plata20°83
- 4Buenos Aires21°19°83
- 5Rosario24°83
- 6Villa General Belgrano22°81
- 7Mar del PlataThis page18°13°75
- 8Bariloche11°49
Planning a trip to Mar del Plata
Weather for your travel dates
Pick your arrival and length of stay, and we sum up the weather to expect.
Mar del Plata 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.
Mar del Plata has its best school-holiday weather during the Christmas holidays (score 81) and its weakest during the summer holidays (score 50).
- 77
Easter holidays
Mar – Apr
Good
- 20 °C by day
- Sea 19 °C
- 4.6 h of sun a day
- 8 rainy days a month
Good for: Sightseeing & walks
- 61
May half-term
May – Jun
Good
- 15 °C by day
- Sea 15 °C
- 3.1 h of sun a day
- 6 rainy days a month
Good for: Sightseeing & walks
- 50
Summer holidays
Jul – Aug
Fair
- 13 °C by day
- Sea 11 °C
- 3.4 h of sun a day
- 7 rainy days a month
- 75
October half-term
Oct
Good
- 18 °C by day
- Sea 13 °C
- 5.2 h of sun a day
- 9 rainy days a month
Good for: Sightseeing & walks
- 81
Christmas holidays
Dec – Jan
ExcellentBest holidays
- 25 °C by day
- Sea 19 °C
- 6.0 h of sun a day
- 8 rainy days a month
Good for: Sightseeing & walks
Based on the climate averages 1996–2025.
Getting there
Flying from
- Nonstop flight
- about 14 h 15 min
- Distance
- 11,390 km
- Time zone
- UTC−3
- Jet lag
- About 3 days (4 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.
Most routes need a change of planes, which adds time.
Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.
Frequently asked questions about Mar del Plata
When is the best time to visit Mar del Plata?
The best time to visit Mar del Plata is from October to April. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.
How warm is the sea in Mar del Plata?
The sea temperature in Mar del Plata ranges from 10.5 °C in August to 20.7 °C in February. It is warm enough for a comfortable swim (20 °C and more) from February to March.
Can you swim in Mar del Plata in October?
Only if you don't mind cold water: in October the sea averages just 12.8 °C. Comfortable swimming is possible from February to March.
What is the warmest month in Mar del Plata?
January is the warmest month, with average highs of 25 °C and nights around 17 °C. July is the coolest month at 12 °C.
When does it rain most in Mar del Plata?
The wettest month is November with 84 mm of precipitation. The driest month is June with 46 mm.
How many hours of sunshine does Mar del Plata get?
Mar del Plata gets around 1,670 hours of sunshine a year. The sunniest month is February with 6.8 hours a day; in June there are 2.5 hours a day.
What time zone is Mar del Plata in?
Mar del Plata uses the time zone America/Argentina/Buenos_Aires, at UTC−3 all year.
How long is the flight from London to Mar del Plata?
A nonstop flight from London to Mar del Plata takes about 14 h 15 min, for a straight-line distance of about 11,390 km. Most routes need a change of planes, which adds time.
Which school holidays are best for Mar del Plata?
Mar del Plata has its best school-holiday weather during the Christmas holidays (score 81) and its weakest during the summer holidays (score 50). Holiday ratings (0–100): Easter holidays 77, May half-term 61, Summer holidays 50, October half-term 75, Christmas holidays 81.
Near Mar del Plata
Other destinations close by.
Places with a climate like Mar del Plata
Destinations whose weather through the year is closest to Mar del Plata's – good alternatives.