World Resorts USA Whidbey Island Weather

Whidbey Island sea water temperature

Current sea water temperature:
+46.6°F
Minimum sea water temperature in February: 48.0°F
Maximum sea water temperature in February: 43.2°F
Average sea water temperature in February: 46.0°F

Sea water temperature for the last 10 days:

February 26 46.6°F February 21 46.6°F
February 25 47.3°F February 20 46.9°F
February 24 46.9°F February 19 47.5°F
February 23 45.3°F February 18 47.8°F
February 22 46.6°F February 17 48.0°F

When is the warmest sea in Whidbey Island?

Based on the data about daily sea water temperature for the last three years the warmest sea in Whidbey Island was noticed in August, July and September.

Monthly Sea Temperatures in Whidbey Island, °F

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 59.5°F. The highest and lowest sea temperatures during the month were 61.3°F and 57.0°F.

Sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 58.3°F. The highest and lowest sea temperatures during the month were 60.3°F and 56.8°F.

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 58.4°F. The highest and lowest sea temperatures during the month were 61.3°F and 55.4°F.

Best time for vacation in Whidbey Island

Sunniest months:
July 19 days
August 17 days
September 13 days
Warmest months:
August 67.3 °F
July 66.7 °F
September 63.2 °F
Warmest sea temp:
August 59.7 °F
July 58.8 °F
September 57.7 °F
Coldest months:
December 43.1 °F
January 43.2 °F
February 43.7 °F
Rainiest months:
November 4 days
January 4 days
April 3 days
Windiest months:
December 7.5 mph
January 7.5 mph
November 7.0 mph

Whidbey Island on a weather map

Whidbey Island
+54°F
NW 3 mph
Feels like: +52°F
Precip.: 0%
Places in USA:
Name
°F
+54°F
+72°F
+72°F
+88°F
+86°F
+75°F
+77°F
+68°F
+39°F
+81°F
+68°F
+73°F
+75°F
+75°F
+39°F
24 Hours Forecast
Whidbey Island
Local time: 15:08
February 26, thursday
1800
50°F
N
2 mph
2100
46°F
N
2 mph
February 27, friday
0000
41°F
N
4 mph
0300
41°F
N
5 mph
0600
41°F
N
6 mph
0900
41°F
N
7 mph
1200
45°F
NW
3 mph
1500
45°F
S
5 mph
Units of measurement: °C / °F