World Resorts USA Sitka Weather

Sitka sea water temperature

Current sea water temperature:
+45.0°F
Minimum sea water temperature in December: 45.5°F
Maximum sea water temperature in December: 41.7°F
Average sea water temperature in December: 43.8°F

Sea water temperature for the last 10 days:

December 4 45.0°F November 29 45.3°F
December 3 45.0°F November 28 45.3°F
December 2 45.1°F November 27 45.5°F
December 1 45.1°F November 26 45.5°F
November 30 45.1°F November 25 45.5°F

When is the warmest sea in Sitka?

Based on the data about daily sea water temperature for the last three years the warmest sea in Sitka was noticed in August, July and September.

Monthly Sea Temperatures in Sitka, °F

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 57.9°F. The highest and lowest sea temperatures during the month were 59.4°F and 57.0°F.

Sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 54.9°F. The highest and lowest sea temperatures during the month were 57.7°F and 52.5°F.

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 54.8°F. The highest and lowest sea temperatures during the month were 57.4°F and 52.7°F.

Best time for vacation in Sitka

Sunniest months:
May 5 days
March 5 days
April 5 days
Warmest months:
August 58.5 °F
July 57.8 °F
June 54.2 °F
Warmest sea temp:
August 57.5 °F
July 55.1 °F
September 54.5 °F
Coldest months:
January 31.5 °F
February 32.6 °F
December 32.8 °F
Rainiest months:
October 7 days
January 7 days
November 6 days
Windiest months:
January 7.3 mph
December 7.3 mph
November 7.1 mph

Sitka on a weather map

Sitka
+41°F
NW 1 mph
Feels like: +41°F
Precip.: 0%
Places in USA:
Name
°F
+30°F
+75°F
+75°F
+41°F
+52°F
+70°F
+77°F
+70°F
+21°F
+54°F
+46°F
+61°F
+61°F
+46°F
+5°F
24 Hours Forecast
Sitka
Local time: 21:52
December 05, friday
0000
39°F
NW
2 mph
0300
39°F
W
3 mph
0600
39°F
SW
2 mph
0900
39°F
SW
3 mph
1200
39°F
S
2 mph
1500
37°F
S
1 mph
1800
37°F
NW
2 mph
2100
39°F
NW
5 mph
Units of measurement: °C / °F