Measurements:
°C
°F
Ketchikan
46°F
N 8 mph
Feels like: 42°F
Precip: 100%
World Resorts USA Ketchikan Weather

Ketchikan Sea Water Temperature

Current Sea Water Temperature:
+46.8°F
Maximum Sea Water Temperature in April: 48.6°F
Minimum Sea Water Temperature in April: 41.0°F
Average water temperature in April: 43.8°F

Sea Water Temperature for the Last 10 Days:

April 27 46.8°F April 22 46.8°F
April 26 46.6°F April 21 46.8°F
April 25 47.0°F April 20 47.0°F
April 24 47.2°F April 19 46.2°F
April 23 47.2°F April 18 45.6°F

When is the Warmest Sea for Ketchikan?

According to our data for the last three years for Ketchikan 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: 2023 2022 2021

The average sea surface temperature in August 2023 for Ketchikan was 62.2°F. The maximum and minimum values were 59.2°F and 65.0°F respectively.

Sea Water Temperature in July

Select Year: 2023 2022 2021

The average sea surface temperature in July 2023 for Ketchikan was 61.7°F. The maximum and minimum values were 59.2°F and 65.2°F respectively.

Sea Water Temperature in September

Select Year: 2023 2022 2021

The average sea surface temperature in September 2023 for Ketchikan was 56.1°F. The maximum and minimum values were 51.4°F and 61.4°F respectively.

Best Time to Visit Ketchikan
The most sunny months:
August 8 days
July 7 days
September 7 days
The most warm months:
August 60.4 °F
July 60.0 °F
June 56.2 °F
Warmest sea temperature:
August 61.5 °F
July 60.9 °F
September 56.6 °F
The most cold months:
December 34.2 °F
January 34.2 °F
February 36.2 °F
The most rainy months:
November 14 days
January 13 days
October 12 days
The most windy months:
November 14 mph
January 13 mph
December 12 mph

Ketchikan on the Weather Map

USA Resorts:
NAME
Boston +64
Chicago +66
Hawaii +78
Honolulu +78
Houston +88
Las Vegas +74
Los Angeles +72
Miami +80
New York +56
Orlando +88
San Diego +66
San Francisco +58
Sarasota +88
Tampa +90
Washington +54
24 Hours Weather Forecast
Ketchikan
Local time: 09:33
27 apr, saturday
1200 46°F
NW
7 mph
1500 46°F
NW
7 mph
1800 44°F
NW
16 mph
2100 42°F
NW
12 mph
28 apr, sunday
0000 40°F
N
12 mph
0300 40°F
N
10 mph
0600 40°F
NW
6 mph
0900 42°F
W
4 mph