Measurements:
°C
°F
Bellevue
70°F
S 5 mph
Feels like: 70°F
Precip: 2%
World Resorts USA Bellevue Weather

Bellevue Sea Water Temperature

Current Sea Water Temperature:
+56.8°F
Maximum Sea Water Temperature in October: 58.0°F
Minimum Sea Water Temperature in October: 52.0°F
Average water temperature in October: 55.2°F

Sea Water Temperature for the Last 10 Days:

October 05 56.8°F September 30 56.4°F
October 04 56.2°F September 29 57.2°F
October 03 56.4°F September 28 56.4°F
October 02 55.4°F September 27 56.8°F
October 01 55.8°F September 26 55.8°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 60.8°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: 2026 2025 2024

The average sea surface temperature in September 2026 for Bellevue was 58.1°F. The maximum and minimum values were 55.8°F and 60.2°F respectively.

Best Time to Visit Bellevue
The most sunny months:
July 20 days
August 18 days
June 13 days
The most warm months:
July 79.6 °F
August 79.3 °F
September 72.4 °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
F°
Boston +58
Chicago +62
Hawaii +82
Houston +86
Las Vegas +92
Los Angeles +100
Maui +74
Miami +88
Myrtle Beach +70
New York +62
San Diego +84
San Francisco +66
Santa Monica +94
Sarasota +84
Washington +64
24 Hours Weather Forecast
Bellevue
Local time: 17:26
05 oct, monday
1800 70°F
S
5 mph
2100 62°F
SW
5 mph
06 oct, tuesday
0000 58°F
S
3 mph
0300 56°F
SW
2 mph
0600 54°F
SW
2 mph
0900 58°F
S
4 mph
1200 68°F
S
6 mph
1500 70°F
S
7 mph