Measurements:
°C
°F
Kenai
56°F
S 2 mph
Feels like: 56°F
Precip: 41%
World Resorts USA Kenai Weather

Kenai Sea Water Temperature

Current Sea Water Temperature:
+55.6°F
Maximum Sea Water Temperature in August: 59.2°F
Minimum Sea Water Temperature in August: 54.4°F
Average water temperature in August: 56.7°F

Sea Water Temperature for the Last 10 Days:

August 05 55.6°F July 31 54.0°F
August 04 55.6°F July 30 54.6°F
August 03 55.8°F July 29 53.2°F
August 02 55.6°F July 28 52.6°F
August 01 54.8°F July 27 52.4°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: 2025 2024 2023

The average sea surface temperature in August 2025 for Kenai was 57.5°F. The maximum and minimum values were 55.6°F and 59.2°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: 2025 2024 2023

The average sea surface temperature in September 2025 for Kenai was 54.6°F. The maximum and minimum values were 52.0°F and 56.6°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 58.4 °F
June 55.1 °F
Warmest sea temperature:
August 56.7 °F
July 54.4 °F
September 53.8 °F
The most cold months:
January 15.8 °F
December 17.3 °F
February 19.1 °F
The most rainy months:
August 3 days
September 3 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
Boston +94
Chicago +82
Hawaii +82
Houston +106
Las Vegas +124
Los Angeles +92
Maui +78
Miami +92
Myrtle Beach +84
New York +84
San Diego +80
San Francisco +62
Santa Monica +80
Sarasota +92
Washington +88
24 Hours Weather Forecast
Kenai
Local time: 11:15
05 aug, wednesday
1200 56°F
S
2 mph
1500 56°F
SE
2 mph
1800 56°F
E
2 mph
2100 56°F
N
3 mph
06 aug, thursday
0000 54°F
N
3 mph
0300 54°F
NE
4 mph
0600 54°F
N
6 mph
0900 56°F
N
6 mph