Measurements:
°C
°F
Washington
90°F
SE 5 mph
Feels like: 88°F
Precip: 0%
World Resorts USA Washington Weather

Washington Sea Water Temperature

Current Sea Water Temperature:
+73.4°F
Maximum Sea Water Temperature in June: 89.4°F
Minimum Sea Water Temperature in June: 67.6°F
Average water temperature in June: 78.2°F

Sea Water Temperature for the Last 10 Days:

June 04 73.4°F May 29 74.6°F
June 03 73.4°F May 28 71.8°F
June 01 72.2°F May 27 70.8°F
May 31 73.0°F May 26 71.0°F
May 30 74.0°F May 25 71.2°F

When is the Warmest Sea for Washington?

According to our data for the last three years for Washington the highest average sea water temperature was in July, August and June.

Average Water Temperature by Month, °F

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Washington was 88.6°F. The maximum and minimum values were 84.6°F and 91.4°F respectively.

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Washington was 84.9°F. The maximum and minimum values were 78.6°F and 89.8°F respectively.

Sea Water Temperature in June

Select Year: 2025 2024 2023

The average sea surface temperature in June 2025 for Washington was 78.8°F. The maximum and minimum values were 67.6°F and 89.4°F respectively.

Best Time to Visit Washington
The most sunny months:
November 16 days
June 15 days
October 15 days
The most warm months:
July 93.5 °F
August 90.3 °F
June 86.7 °F
Warmest sea temperature:
July 84.7 °F
August 83.2 °F
June 78.3 °F
The most cold months:
January 38.3 °F
February 43.1 °F
December 45.4 °F
The most rainy months:
August 5 days
May 5 days
June 5 days
The most windy months:
April 9 mph
March 9 mph
February 8 mph

Washington 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 +68
San Francisco +60
Sarasota +94
Tampa +90
24 Hours Weather Forecast
Washington
Local time: 12:52
04 jun, thursday
1500 90°F
SE
6 mph
1800 86°F
SE
6 mph
2100 74°F
NW
2 mph
05 jun, friday
0000 66°F
N
4 mph
0300 64°F
NE
4 mph
0600 64°F
E
3 mph
0900 78°F
E
4 mph
1200 90°F
E
4 mph