AI-generatedSitka at a glance
- Best time
- Apr – Jul
- Warmest month
- Aug · 16°
- Warmest sea
- Aug · 13.2°
- Sunshine a year
- 1,290 h
- Rain a year
- 2,159 mm
- Climate
- Maritime
- Time zone
- UTC−9 / UTC−8
- Elevation
- 8 m
Climate in Sitka
Sitka has a maritime climate with moderate summers and cool, often grey winters. August is the warmest month with average highs of 16 °C, while January is the coolest at 2 °C. With around 1,290 hours of sunshine a year, Sitka is rather dull; May is the sunniest month with 6.0 hours a day.
Holiday weather through the year
Weather in October
Holiday weather in October
Poor
Best time to visit: April – July
Keep in mindFrequent rain
A typical day in October
- Morning, 08:00: about 6°
- Midday, 13:00: about 9°
- Afternoon, 16:00: about 9°
- Evening, 20:00: about 7°
- Night, 23:00: about 6°
07:3218:02
Cold evenings: bring a warm jacket.
Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.
Light for photos in October
- Golden hour
- Morning 07:08–08:26 · evening 17:08–18:26
- Blue hour
- Morning 06:53–07:08 · evening 18:26–18:40
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 Sitka in October?
In October, Sitka is cold: daytime highs average 9 °C, and nights cool down to about 5 °C. The sea averages 9.9 °C – swimming is only for the hardy. The sun is scarce, with only about 2 hours a day. It rains often – on about 22 days, adding up to 262 mm. All in all, October is not an ideal month for a holiday in Sitka.
More details for October
- Daylight
- 10 h 30 min07:32 – 18:02
- UV index
- 1 · lowclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 20 km/haverage daily peakAll months
- Cloud cover
- 80 %on averageAll months
- Hot days
- 0 days30 °C or more
- Snow days
- 1 day1 cm or more of fresh snowAll months
- Time zone
- UTC−8America/Sitka
How the score comes together
- Temperatureweight 35 %0 %
- Seaweight 25 %0 %
- Sunshineweight 20 %0 %
- Few rainy daysweight 20 %0 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in October
- Warm jacket
- Rain jacket or umbrella
Sea temperature in Sitka
Monthly sea surface temperature with the range of cooler and warmer years.
8 in 10 years: 9.3 – 10.8 °C
Swimming season: Never above 20 °C
- cold
- fresh
- refreshing
- pleasant
- warm
- very warm
The sea temperature in Sitka ranges from 5.6 °C in March to 13.2 °C in August. Even at its warmest the sea stays below 20 °C, so swimming is bracing at best.
From October to March 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 12.1 and 14.3 °C.
| Month | Average | Cool year | Warm year | Feels |
|---|---|---|---|---|
| JanuaryJan | 6.3° | 5.3° | 7.2° | cold |
| FebruaryFeb | 5.7° | 4.9° | 6.6° | cold |
| MarchMar | 5.6° | 5.1° | 6.6° | cold |
| AprilApr | 6.3° | 5.2° | 7.2° | cold |
| MayMay | 8.1° | 7.0° | 9.1° | cold |
| JuneJun | 10.4° | 9.4° | 11.2° | cold |
| JulyJul | 12.5° | 11.3° | 13.8° | cold |
| AugustAug | 13.2° | 12.1° | 14.3° | cold |
| SeptemberSep | 11.9° | 10.9° | 12.8° | cold |
| OctoberOct | 9.9° | 9.3° | 10.8° | cold |
| NovemberNov | 8.2° | 7.2° | 8.9° | cold |
| DecemberDec | 7.3° | 6.3° | 8.5° | cold |
Sunshine hours in Sitka
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 2.4 of 10.5 hours of daylight in Sitka, 23 % 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 Sitka
How strong the sun is at noon, month by month, and how quickly unprotected skin burns.
- Clear-sky UV in October
- 1 · lowLittle protection needed; sunglasses on bright days.
The sun is strongest in June (UV 6).
Minutes until sunburn in October
- Very fair skin
- about 115 min
- Fair skin
- over 2 h
- Light brown skin
- over 2 h
- Olive skin
- over 2 h
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 Sitka: 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, Sitka has about 22 rainy days with 262 mm of rain in total.
Wind and clouds in Sitka
How breezy and how cloudy Sitka 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 Sitka typically peaks at 20 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: Oct, Dec.
Clouds
Average share of the sky covered by cloud, day and night.
In October, cloud covers on average 80 % of the sky over Sitka: mostly overcast, with about 2.4 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.
Snow in Sitka
When Sitka is likely to be white: 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, Sitka has about 1 days with at least 1 cm of fresh snow, 5 cm in total. The chance of seeing snow during a week's stay is 18 out of 100: hardly any.
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 Sitka
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°
ColdOctober: nights around 5°. The room should be heated.
The coolest nights are in January (−2°), the warmest in August (12°). Nights fall below 8 °C on average from October to May, 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 | 0 | 2° | −2° | 6.3° | 1.4 h | 21 | 228 |
| FebruaryFeb | 1 | 3° | −2° | 5.7° | 2.8 h | 17 | 165 |
| MarchMar | 4 | 3° | −2° | 5.6° | 4.2 h | 19 | 167 |
| AprilApr | 8 | 7° | 2° | 6.3° | 5.3 h | 19 | 140 |
| MayMay | 11 | 11° | 6° | 8.1° | 6.0 h | 17 | 118 |
| JuneJun | 10 | 14° | 9° | 10.4° | 5.2 h | 16 | 98 |
| JulyJul | 6 | 16° | 11° | 12.5° | 4.2 h | 17 | 114 |
| AugustAug | 5 | 16° | 12° | 13.2° | 4.4 h | 18 | 162 |
| SeptemberSep | 1 | 14° | 9° | 11.9° | 3.4 h | 21 | 243 |
| OctoberOct | 0 | 9° | 5° | 9.9° | 2.4 h | 22 | 262 |
| NovemberNov | 0 | 5° | 1° | 8.2° | 1.7 h | 21 | 225 |
| DecemberDec | 0 | 2° | −1° | 7.3° | 1.3 h | 21 | 237 |
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
57.05° N, 135.33° W · 8 m · America/Sitka
Best time to visit Sitka
The best time to visit Sitka is from April to July. The sea stays too cool for a classic beach holiday: even in August it only reaches 13.2 °C. The wettest month is October with 262 mm of precipitation.
Sitka through the seasons
How the weather changes over the seasons, with averages for each.
Sitka in spring
Mar – May
Poor
- 3–11 °C by day
- Sea 7 °C
- 5 h of sun a day
- 55 rainy days in all
Sitka in summer
Jun – Aug
Poor
- 14–16 °C by day
- Sea 12 °C
- 5 h of sun a day
- 51 rainy days in all
Sitka in autumn
Sep – Nov
Poor
- 5–14 °C by day
- Sea 10 °C
- 3 h of sun a day
- 64 rainy days in all
Sitka in winter
Dec – Feb
Poor
- 2–3 °C by day
- Sea 6 °C
- 2 h of sun a day
- 60 rainy days in all
Find your perfect month
Tell us what you like and we rate every month in Sitka for you.
Your best months: April – June
Based on the climate averages; tap a month to see its details.
Compare two months in Sitka
Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.
May has the better holiday weather in Sitka: score 11 against 0. In May, days are 2 °C warmer than in October. The sea is 2 °C cooler in May. May has 5 fewer rainy days. The sun shines 4 hours longer a day in May.
| Month | October | May |
|---|---|---|
| Weather score | 0 | 11better |
| Day high | 9° | 11° |
| Night low | 5° | 6° |
| Sea | 9.9° | 8.1° |
| Sunshine | 2.4 h | 6.0 hbetter |
| Rainy days | 22 | 17better |
| Rainfall | 262 mm | 118 mmbetter |
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
No month
15–28 °C and not too much rain
Rainy months
All year
12 or more rainy days
Snow
Nov – Apr
Snow on 2 or more days
Sitka month by month
The typical weather for every month at a glance.
0January2° · Sea 6° · 1 h
In January, Sitka is freezing cold: daytime highs average 2 °C, and nights often drop below freezing (−2 °C). The sea averages 6.3 °C – swimming is only for the hardy. The sun is scarce, with only about 1 hours a day. Precipitation, often as snow, falls on about 21 days, totalling 228 mm. Snow falls on about 10 days. All in all, January is not an ideal month for a holiday in Sitka.
Sitka in January1February3° · Sea 6° · 3 h
In February, Sitka is freezing cold: daytime highs average 3 °C, and nights often drop below freezing (−2 °C). The sea averages 5.7 °C – swimming is only for the hardy. The sun is scarce, with only about 3 hours a day. Precipitation, often as snow, falls on about 17 days, totalling 165 mm. Snow falls on about 11 days. All in all, February is not an ideal month for a holiday in Sitka.
Sitka in February4March3° · Sea 6° · 4 h
In March, Sitka is cold: daytime highs average 3 °C, and nights often drop below freezing (−2 °C). The sea averages 5.6 °C – swimming is only for the hardy. Expect around 4 hours of sunshine a day. Precipitation, often as snow, falls on about 19 days, totalling 167 mm. Snow falls on about 12 days. All in all, March is not an ideal month for a holiday in Sitka.
Sitka in March8April7° · Sea 6° · 5 h
In April, Sitka is cold: daytime highs average 7 °C, and nights cool down to about 2 °C. The sea averages 6.3 °C – swimming is only for the hardy. Expect around 5 hours of sunshine a day. It rains often – on about 19 days, adding up to 140 mm. Snow falls on about 4 days. All in all, April is not an ideal month for a holiday in Sitka.
Sitka in April11May11° · Sea 8° · 6 h
In May, Sitka is cool: daytime highs average 11 °C, and nights cool down to about 6 °C. The sea averages 8.1 °C – swimming is only for the hardy. Expect around 6 hours of sunshine a day. It rains often – on about 17 days, adding up to 118 mm. All in all, May is not an ideal month for a holiday in Sitka.
Sitka in May10June14° · Sea 10° · 5 h
In June, Sitka is cool: daytime highs average 14 °C, and nights cool down to about 9 °C. The sea averages 10.4 °C – swimming is only for the hardy. Expect around 5 hours of sunshine a day. It rains often – on about 16 days, adding up to 98 mm. All in all, June is not an ideal month for a holiday in Sitka.
Sitka in June6July16° · Sea 13° · 4 h
In July, Sitka is cool: daytime highs average 16 °C, and nights cool down to about 11 °C. The sea averages 12.5 °C – swimming is only for the hardy. Expect around 4 hours of sunshine a day. It rains often – on about 17 days, adding up to 114 mm. All in all, July is not an ideal month for a holiday in Sitka.
Sitka in July5August16° · Sea 13° · 4 h
In August, Sitka is mild: daytime highs average 16 °C, and nights cool down to about 12 °C. The sea averages 13.2 °C – swimming is only for the hardy. Expect around 4 hours of sunshine a day. It rains often – on about 18 days, adding up to 162 mm. All in all, August is not an ideal month for a holiday in Sitka.
Sitka in August1September14° · Sea 12° · 3 h
In September, Sitka is cool: daytime highs average 14 °C, and nights cool down to about 9 °C. The sea averages 11.9 °C – swimming is only for the hardy. The sun is scarce, with only about 3 hours a day. It rains often – on about 21 days, adding up to 243 mm. All in all, September is not an ideal month for a holiday in Sitka.
Sitka in September0October9° · Sea 10° · 2 h
In October, Sitka is cold: daytime highs average 9 °C, and nights cool down to about 5 °C. The sea averages 9.9 °C – swimming is only for the hardy. The sun is scarce, with only about 2 hours a day. It rains often – on about 22 days, adding up to 262 mm. All in all, October is not an ideal month for a holiday in Sitka.
Sitka in October0November5° · Sea 8° · 2 h
In November, Sitka is cold: daytime highs average 5 °C, and nights cool down to about 1 °C. The sea averages 8.2 °C – swimming is only for the hardy. The sun is scarce, with only about 2 hours a day. It rains often – on about 21 days, adding up to 225 mm. Snow falls on about 7 days. All in all, November is not an ideal month for a holiday in Sitka.
Sitka in November0December2° · Sea 7° · 1 h
In December, Sitka is freezing cold: daytime highs average 2 °C, and nights often drop below freezing (−1 °C). The sea averages 7.3 °C – swimming is only for the hardy. The sun is scarce, with only about 1 hours a day. Precipitation, often as snow, falls on about 21 days, totalling 237 mm. Snow falls on about 11 days. All in all, December is not an ideal month for a holiday in Sitka.
Sitka in DecemberSitka compared
Put Sitka side by side with another destination.
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Sitka vs. Juneau
In October the holiday weather in Sitka and Juneau is about equally good (score 0 vs. 0). During the day Juneau is 2 °C cooler than Sitka.
| in October | Sitka | Juneau |
|---|---|---|
| Holiday score | 0 | 0 |
| Daytime high | 9° | 7° |
| Sea | 10° | – |
| Sunshine | 2 h | 2 h |
| Rainy days | 22 | 22 |
| Best time | Apr – Jul | Apr – Jun |
Through the year
USA in October: the best places
In October, Sitka ranks 29 among the 31 nearest destinations in this country.
- Las Vegas26°99
- 2Mariposa (Yosemite)23°98
- 3Sacramento25°96
- 4San Jose23°96
- 5Reno19°95
- 6Napa Valley24°95
- 7San Francisco21°14°95
- 8Oakland21°14°95
- 29SitkaThis page9°10°0
Planning a trip to Sitka
Weather for your travel dates
Pick your arrival and length of stay, and we sum up the weather to expect.
Sitka 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.
Sitka has its best school-holiday weather during May half-term (score 11) and its weakest during October half-term (score 0).
- 7
Easter holidays
Mar – Apr
Poor
- 6 °C by day
- Sea 6 °C
- 5.0 h of sun a day
- 19 rainy days a month
Keep in mind: Frequent rain, Snow
- 11
May half-term
May – Jun
PoorBest holidays
- 12 °C by day
- Sea 9 °C
- 5.8 h of sun a day
- 17 rainy days a month
Keep in mind: Frequent rain
- 5
Summer holidays
Jul – Aug
Poor
- 16 °C by day
- Sea 13 °C
- 4.3 h of sun a day
- 18 rainy days a month
Keep in mind: Frequent rain
- 0
October half-term
Oct
Poor
- 9 °C by day
- Sea 10 °C
- 2.4 h of sun a day
- 22 rainy days a month
Keep in mind: Frequent rain
- 0
Christmas holidays
Dec – Jan
Poor
- 2 °C by day
- Sea 7 °C
- 1.4 h of sun a day
- 21 rainy days a month
Keep in mind: Frequent rain, Snow
Based on the climate averages 1996–2025.
Getting there
Flying from
- Nonstop flight
- about 9 h 15 min
- Distance
- 7,260 km
- Time zone
- UTC−8
- Jet lag
- About 6 days (9 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.
Frequently asked questions about Sitka
When is the best time to visit Sitka?
The best time to visit Sitka is from April to July. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.
How warm is the sea in Sitka?
The sea temperature in Sitka ranges from 5.6 °C in March to 13.2 °C in August. Even at its warmest the sea stays below 20 °C, so swimming is bracing at best.
Can you swim in Sitka in October?
Only if you don't mind cold water: in October the sea averages just 9.9 °C. Comfortable swimming temperatures are not reached at any time of year.
What is the warmest month in Sitka?
August is the warmest month, with average highs of 16 °C and nights around 12 °C. January is the coolest month at 2 °C.
When does it rain most in Sitka?
The wettest month is October with 262 mm of precipitation. The driest month is June with 98 mm.
How many hours of sunshine does Sitka get?
Sitka gets around 1,290 hours of sunshine a year. The sunniest month is May with 6.0 hours a day; in December there are 1.3 hours a day.
What time zone is Sitka in?
Sitka uses the time zone America/Sitka: UTC−9 in January and UTC−8 in July.
How long is the flight from London to Sitka?
A nonstop flight from London to Sitka takes about 9 h 15 min, for a straight-line distance of about 7,260 km.
Which school holidays are best for Sitka?
Sitka has its best school-holiday weather during May half-term (score 11) and its weakest during October half-term (score 0). Holiday ratings (0–100): Easter holidays 7, May half-term 11, Summer holidays 5, October half-term 0, Christmas holidays 0.
Near Sitka
Other destinations close by.
Places with a climate like Sitka
Destinations whose weather through the year is closest to Sitka's – good alternatives.