Measurements:
°C
°F
Kenai
46°F
SW 8 mph
Feels like: 42°F
Precip: 62%
World Resorts USA Kenai Weather

Kenai Sea Water Temperature

Current Sea Water Temperature:
+49.2°F
Maximum Sea Water Temperature in October: 52.8°F
Minimum Sea Water Temperature in October: 42.4°F
Average water temperature in October: 47.9°F

Sea Water Temperature for the Last 10 Days:

October 05 49.2°F September 30 50.4°F
October 04 50.0°F September 29 51.2°F
October 03 50.4°F September 28 51.6°F
October 02 50.4°F September 27 51.4°F
October 01 50.2°F September 26 51.4°F

When is the Warmest Sea for Kenai?

According to our data for the last three years for Kenai 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 Kenai was 55.4°F. The maximum and minimum values were 54.2°F and 56.4°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Kenai was 53.0°F. The maximum and minimum values were 51.4°F and 54.6°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Kenai was 53.3°F. The maximum and minimum values were 50.4°F and 55.4°F respectively.

Best Time to Visit Kenai
The most sunny months:
January 7 days
June 7 days
March 7 days
The most warm months:
July 58.4 °F
August 58.2 °F
June 55.1 °F
Warmest sea temperature:
August 56.5 °F
July 54.4 °F
September 53.7 °F
The most cold months:
January 15.8 °F
December 17.3 °F
February 19.1 °F
The most rainy months:
August 2 days
September 2 days
July 2 days
The most windy months:
December 9 mph
January 9 mph
November 9 mph

Kenai on the Weather Map

USA Resorts:
NAME
F°
Boston +58
Chicago +60
Hawaii +82
Houston +84
Las Vegas +92
Los Angeles +102
Maui +74
Miami +88
Myrtle Beach +70
New York +62
San Diego +84
San Francisco +66
Santa Monica +94
Sarasota +84
Washington +64
24 Hours Weather Forecast
Kenai
Local time: 17:02
05 oct, monday
1800 46°F
SW
8 mph
2100 44°F
SW
7 mph
06 oct, tuesday
0000 44°F
SW
7 mph
0300 44°F
SW
6 mph
0600 44°F
SW
5 mph
0900 44°F
SW
5 mph
1200 44°F
SW
4 mph
1500 46°F
S
2 mph