Measurements:
°C
°F
Whidbey Island
52°F
NW 4 mph
Feels like: 50°F
Precip: 28%
World Resorts USA Whidbey Island Weather

Whidbey Island Sea Water Temperature

Current Sea Water Temperature:
+55.8°F
Maximum Sea Water Temperature in June: 63.2°F
Minimum Sea Water Temperature in June: 52.2°F
Average water temperature in June: 56.9°F

Sea Water Temperature for the Last 10 Days:

June 04 55.8°F May 29 56.0°F
June 03 56.0°F May 28 54.4°F
June 01 55.0°F May 27 54.4°F
May 31 56.2°F May 26 54.8°F
May 30 54.6°F May 25 55.8°F

When is the Warmest Sea for Whidbey Island?

According to our data for the last three years for Whidbey Island 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 Whidbey Island was 60.6°F. The maximum and minimum values were 57.8°F and 62.6°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Whidbey Island was 59.2°F. The maximum and minimum values were 57.6°F and 61.4°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Whidbey Island was 59.4°F. The maximum and minimum values were 56.0°F and 62.6°F respectively.

Best Time to Visit Whidbey Island
The most sunny months:
July 19 days
August 17 days
September 13 days
The most warm months:
August 69.2 °F
July 68.6 °F
September 64.7 °F
Warmest sea temperature:
August 60.8 °F
July 59.8 °F
September 58.5 °F
The most cold months:
December 42.3 °F
January 42.4 °F
February 43.0 °F
The most rainy months:
November 4 days
January 4 days
April 3 days
The most windy months:
December 7 mph
January 7 mph
November 7 mph

Whidbey Island on the Weather Map

USA Resorts:
NAME
Boston +90
Chicago +76
Hawaii +78
Honolulu +78
Houston +86
Las Vegas +92
Los Angeles +70
Maui +70
Miami +82
Miami Beach +84
New York +94
San Diego +64
San Francisco +60
Sarasota +94
Tampa +92
24 Hours Weather Forecast
Whidbey Island
Local time: 09:54
04 jun, thursday
1200 54°F
SW
3 mph
1500 60°F
S
6 mph
1800 60°F
S
10 mph
2100 54°F
SE
6 mph
05 jun, friday
0000 50°F
N
2 mph
0300 48°F
NW
6 mph
0600 46°F
N
5 mph
0900 54°F
N
7 mph