Measurements:
°C
°F
Washington
116°F
E 8 mph
Feels like: 124°F
Precip: 0%
World Resorts USA Washington Weather

Washington Sea Water Temperature

Current Sea Water Temperature:
+86.6°F
Maximum Sea Water Temperature in July: 93.0°F
Minimum Sea Water Temperature in July: 77.8°F
Average water temperature in July: 84.8°F

Sea Water Temperature for the Last 10 Days:

July 15 86.6°F July 10 87.0°F
July 14 86.6°F July 09 85.2°F
July 13 85.8°F July 08 89.2°F
July 12 87.2°F July 07 90.0°F
July 11 87.6°F July 06 91.4°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: 2026 2025 2024

The average sea surface temperature in July 2026 for Washington was 87.6°F. The maximum and minimum values were 82.8°F and 92.2°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: 2026 2025 2024

The average sea surface temperature in June 2026 for Washington was 80.7°F. The maximum and minimum values were 72.2°F and 87.6°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 87.0 °F
Warmest sea temperature:
July 84.7 °F
August 83.2 °F
June 78.4 °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 +92
Chicago +86
Hawaii +80
Houston +80
Las Vegas +120
Los Angeles +106
Maui +76
Miami +96
Myrtle Beach +96
New York +110
San Diego +96
San Francisco +76
Santa Monica +84
Sarasota +102
Tampa +100
24 Hours Weather Forecast
Washington
Local time: 15:08
15 jul, wednesday
1800 110°F
SE
7 mph
2100 98°F
SE
4 mph
16 jul, thursday
0000 90°F
E
4 mph
0300 82°F
SE
4 mph
0600 80°F
SE
4 mph
0900 90°F
S
4 mph
1200 100°F
E
6 mph
1500 106°F
SE
7 mph