Current sea water temperature:
+57.0°F
| Minimum sea water temperature in September: | 59.2°F |
| Maximum sea water temperature in September: | 54.7°F |
| Average sea water temperature in September: | 56.9°F |
| more information | |
14 days
forecast
forecast
| Bellevue |
monthly
weather
weather
| Bellevue |
Sea water temperature for the last 10 days:
| September 14 | 57.0°F | September 9 | 57.6°F |
| September 13 | 57.0°F | September 8 | 58.1°F |
| September 12 | 57.7°F | September 7 | 58.6°F |
| September 11 | 58.1°F | September 6 | 57.9°F |
| September 10 | 57.6°F | September 5 | 56.7°F |
Monthly sea water temperature, °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:
2026
2025
2024
The average sea water temperature in August of 2026 was 58.7°F. The highest and lowest sea temperatures during the month were 59.7°F and 57.7°F.
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 57.5°F. The highest and lowest sea temperatures during the month were 61.0°F and 55.2°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.
current
weather
weather
| Bellevue |
weather in
September
September
| Bellevue |
Best time for vacation in Bellevue
Bellevue on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Bellevue
Local time: 13:41
September 14, monday
1500
66°F
N
4 mph
4 mph
1800
66°F
W
1 mph
1 mph
2100
59°F
S
2 mph
2 mph
September 15, tuesday
0000
55°F
W
2 mph
2 mph
0300
54°F
NW
2 mph
2 mph
0600
54°F
NW
2 mph
2 mph
0900
57°F
SE
1 mph
1 mph
1200
63°F
S
7 mph
7 mph
