World Resorts USA Bellevue Weather

Bellevue sea water temperature

Current sea water temperature:
+53.2°F
Minimum sea water temperature in May: 57.4°F
Maximum sea water temperature in May: 49.3°F
Average sea water temperature in May: 52.4°F

Sea water temperature for the last 10 days:

May 16 53.2°F May 11 53.1°F
May 15 54.1°F May 10 52.3°F
May 14 53.8°F May 9 52.0°F
May 13 54.3°F May 8 52.5°F
May 12 53.8°F May 7 52.2°F

When is the warmest sea in Bellevue?

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

Monthly Sea Temperatures in Bellevue, °F

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 58.3°F. The highest and lowest sea temperatures during the month were 60.4°F and 56.8°F.

Sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 57.6°F. The highest and lowest sea temperatures during the month were 59.4°F and 54.5°F.

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 57.3°F. The highest and lowest sea temperatures during the month were 59.0°F and 55.4°F.

Best time for vacation in Bellevue

Sunniest months:
July 20 days
August 18 days
September 14 days
Warmest months:
July 76.8 °F
August 76.4 °F
September 70.9 °F
Warmest sea temp:
August 58.2 °F
July 58.0 °F
September 56.8 °F
Coldest months:
December 43.8 °F
January 44.0 °F
February 44.8 °F
Rainiest months:
November 6 days
January 5 days
December 3 days
Windiest months:
December 5.3 mph
November 5.0 mph
February 4.9 mph

Bellevue on a weather map

Bellevue
+54°F
SW 3 mph
Feels like: +54°F
Precip.: 100%
Places in USA:
Name
°F
+77°F
+79°F
+79°F
+97°F
+72°F
+84°F
+84°F
+75°F
+81°F
+64°F
+72°F
+84°F
+88°F
+82°F
+59°F
24 Hours Forecast
Bellevue
Local time: 16:04
May 16, saturday
1800
52°F
S
6 mph
2100
48°F
SE
2 mph
May 17, sunday
0000
45°F
N
2 mph
0300
45°F
N
2 mph
0600
45°F
NE
1 mph
0900
48°F
E
2 mph
1200
57°F
S
4 mph
1500
63°F
SE
3 mph
Units of measurement: °C / °F