Measurements:
°C
°F
Sitka
60°F
E 2 mph
Feels like: 60°F
Precip: 13%
World Resorts USA Sitka Weather

Sitka Sea Water Temperature

Current Sea Water Temperature:
+57.6°F
Maximum Sea Water Temperature in August: 61.6°F
Minimum Sea Water Temperature in August: 54.4°F
Average water temperature in August: 58.2°F

Sea Water Temperature for the Last 10 Days:

August 25 57.6°F August 20 58.2°F
August 24 56.0°F August 19 58.4°F
August 23 56.0°F August 18 58.6°F
August 22 57.2°F August 17 59.0°F
August 21 57.4°F August 16 59.4°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: 2026 2025 2024

The average sea surface temperature in August 2026 for Sitka was 57.2°F. The maximum and minimum values were 55.2°F and 59.4°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Sitka was 54.1°F. The maximum and minimum values were 53.0°F and 55.2°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 58.4 °F
June 54.8 °F
Warmest sea temperature:
August 58.2 °F
July 55.4 °F
September 55.0 °F
The most cold months:
December 29.9 °F
January 30.6 °F
February 31.1 °F
The most rainy months:
October 7 days
January 6 days
November 6 days
The most windy months:
December 7 mph
January 7 mph
November 7 mph

Sitka on the Weather Map

USA Resorts:
NAME
Boston +80
Chicago +80
Hawaii +84
Houston +106
Las Vegas +116
Los Angeles +96
Maui +70
Miami +92
Myrtle Beach +84
New York +82
San Diego +96
San Francisco +64
Santa Monica +86
Sarasota +92
Washington +84
24 Hours Weather Forecast
Sitka
Local time: 13:41
25 aug, tuesday
1500 60°F
E
2 mph
1800 60°F
E
4 mph
2100 54°F
S
1 mph
26 aug, wednesday
0000 52°F
SW
2 mph
0300 48°F
SW
2 mph
0600 48°F
SW
2 mph
0900 58°F
SE
2 mph
1200 64°F
E
5 mph