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

Sitka Sea Water Temperature

Current Sea Water Temperature:
+44.2°F
Maximum Sea Water Temperature in December: 45.0°F
Minimum Sea Water Temperature in December: 40.8°F
Average water temperature in December: 43.1°F

Sea Water Temperature for the Last 10 Days:

December 05 44.2°F November 30 44.6°F
December 04 44.4°F November 29 44.8°F
December 03 44.4°F November 28 44.8°F
December 02 44.6°F November 27 45.0°F
December 01 44.6°F November 26 45.0°F

When is the Warmest Sea for Sitka?

According to our data for the last three years for Sitka the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

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.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Sitka was 55.4°F. The maximum and minimum values were 52.8°F and 58.6°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Sitka was 55.3°F. The maximum and minimum values were 53.0°F and 58.2°F respectively.

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 +18
San Diego +54
San Francisco +46
Sarasota +62
Tampa +62
Washington +28
24 Hours Weather Forecast
Sitka
Local time: 23:31
05 dec, friday
0000 38°F
NW
2 mph
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