Measurements:
°C
°F
Bellevue
92°F
NE 7 mph
Feels like: 90°F
Precip: 1%
World Resorts USA Bellevue Weather

Bellevue Sea Water Temperature

Current Sea Water Temperature:
+59.6°F
Maximum Sea Water Temperature in August: 63.4°F
Minimum Sea Water Temperature in August: 57.0°F
Average water temperature in August: 59.2°F

Sea Water Temperature for the Last 10 Days:

August 25 59.6°F August 20 59.8°F
August 24 60.0°F August 19 59.6°F
August 23 59.8°F August 18 59.8°F
August 22 60.0°F August 17 59.2°F
August 21 60.2°F August 16 60.0°F

When is the Warmest Sea for Bellevue?

According to our data for the last three years for Bellevue 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 Bellevue was 59.6°F. The maximum and minimum values were 58.6°F and 60.6°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Bellevue was 58.3°F. The maximum and minimum values were 55.8°F and 62.2°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Bellevue was 58.1°F. The maximum and minimum values were 56.0°F and 60.0°F respectively.

Best Time to Visit Bellevue
The most sunny months:
July 20 days
August 18 days
September 14 days
The most warm months:
July 79.6 °F
August 79.4 °F
September 73.2 °F
Warmest sea temperature:
August 59.2 °F
July 58.8 °F
September 57.6 °F
The most cold months:
December 43.1 °F
January 43.4 °F
February 44.2 °F
The most rainy months:
November 6 days
January 5 days
December 3 days
The most windy months:
December 5 mph
November 5 mph
February 4 mph

Bellevue on the Weather Map

USA Resorts:
NAME
Boston +80
Chicago +82
Hawaii +84
Houston +108
Las Vegas +116
Los Angeles +96
Maui +70
Miami +92
Myrtle Beach +84
New York +82
San Diego +96
San Francisco +64
Santa Monica +86
Sarasota +92
Washington +84
24 Hours Weather Forecast
Bellevue
Local time: 14:28
25 aug, tuesday
1500 92°F
NE
7 mph
1800 90°F
NE
10 mph
2100 72°F
N
8 mph
26 aug, wednesday
0000 66°F
NE
4 mph
0300 62°F
NE
4 mph
0600 58°F
N
4 mph
0900 66°F
N
5 mph
1200 78°F
NE
7 mph