Measurements:
°C
°F
Sitka
38°F
NW 2 mph
Feels like: 38°F
Precip: 0%
World Resorts USA Sitka Weather August Weather in Sitka

Sitka Weather: August

Average Day Temperature: 59.5°F
Average Night Temperature: 53.1°F
Sea Water Temperature: 58.4°F
Number of Sunny Days: 4 days
Sunshine Hours: 14.0 - 16.2 hours
Number of Rainy Days: 5 days
Precipitation Totals: 2.5 in

Air Temperature in August, °F

Select Year: 2025 2024 2023

The highest day temperature in August 2025 was 62°F. The lowest night temperature was 52°F. The average values for day and night temperatures during August were 57.3°F и 56.1°F respectivly.

Sitka Water Sea Temperature in August, °F

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Sitka was 58.8°F. The maximum and minimum values were 57.8°F and 60.4°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in August are gloomy but you can also expect sunny days.

Precipitation Totals in August, in

Precipitation total in August for Sitka is 2.5 in.

Wind Speed in August, mph

The average wind speed in August is 4.4 mph. It makes August one of the most windless months of the year for Sitka.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Sitka in August is 4.8 hours.

Best Time to Visit Sitka
The most sunny months:
May 5 days
March 5 days
April 5 days
The most warm months:
August 59.5 °F
July 58.6 °F
June 54.7 °F
Warmest sea temperature:
August 58.3 °F
July 55.7 °F
September 55.0 °F
The most cold months:
January 29.4 °F
February 30.7 °F
December 30.9 °F
The most rainy months:
October 7 days
January 7 days
November 6 days
The most windy months:
January 7 mph
December 7 mph
November 7 mph

Sitka on the Weather Map

USA Resorts:
NAME
Chicago -2
Hawaii +78
Honolulu +78
Houston +44
Las Vegas +40
Los Angeles +52
Maui +72
Miami +72
Miami Beach +80
New York +20
San Diego +54
San Francisco +46
Sarasota +62
Tampa +62
Washington +28
24 Hours Weather Forecast
Sitka
Local time: 00:21
05 dec, friday
0300 38°F
W
3 mph
0600 38°F
SW
2 mph
0900 38°F
SW
3 mph
1200 38°F
S
2 mph
1500 36°F
S
1 mph
1800 36°F
NW
2 mph
2100 38°F
NW
5 mph
06 dec, saturday
0000 38°F
NW
6 mph