Measurements:
°C
°F
Kenai
40°F
SW 4 mph
Feels like: 36°F
Precip: 14%
World Resorts USA Kenai Weather

Kenai Sea Water Temperature

Current Sea Water Temperature:
+44.8°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 26 44.8°F October 21 46.4°F
October 25 45.8°F October 20 46.8°F
October 24 45.8°F October 19 47.0°F
October 23 46.4°F October 18 47.4°F
October 22 46.8°F October 17 47.8°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 +58
Hawaii +80
Houston +74
Las Vegas +64
Los Angeles +74
Maui +72
Miami +82
New York +62
Panama City Beach +64
San Diego +74
San Francisco +60
Santa Monica +72
Tampa +74
Washington +58
24 Hours Weather Forecast
Kenai
Local time: 19:51
26 oct, monday
2100 40°F
SW
4 mph
27 oct, tuesday
0000 38°F
SW
6 mph
0300 36°F
SW
6 mph
0600 36°F
SW
9 mph
0900 34°F
SW
7 mph
1200 36°F
SW
7 mph
1500 40°F
SW
7 mph
1800 38°F
SW
7 mph