Current sea water temperature:
+58.6°F
| Minimum sea water temperature in June: | 63.7°F |
| Maximum sea water temperature in June: | 51.4°F |
| Average sea water temperature in June: | 57.1°F |
| more information | |
14 days
forecast
forecast
| Bellingham |
monthly
weather
weather
| Bellingham |
Sea water temperature for the last 10 days:
| June 28 | 58.6°F | June 23 | 61.9°F |
| June 27 | 60.3°F | June 22 | 62.4°F |
| June 26 | 61.7°F | June 21 | 63.1°F |
| June 25 | 61.2°F | June 20 | 62.2°F |
| June 24 | 60.8°F | June 19 | 60.4°F |
Monthly sea water temperature, °F
When is the warmest sea in Bellingham?
Based on the data about daily sea water temperature for the last three years the warmest sea in Bellingham was noticed in August, July and September.
Monthly Sea Temperatures in Bellingham, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 61.1°F. The highest and lowest sea temperatures during the month were 63.5°F and 58.8°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 60.5°F. The highest and lowest sea temperatures during the month were 64.6°F and 56.7°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 59.8°F. The highest and lowest sea temperatures during the month were 63.9°F and 55.2°F.
current
weather
weather
| Bellingham |
weather in
July
July
| Bellingham |
Best time for vacation in Bellingham
Bellingham on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Bellingham
Local time: 18:58
June 28, sunday
2100

61°F
N
2 mph
2 mph
June 29, monday
0000

59°F
NW
5 mph
5 mph
0300

57°F
NW
9 mph
9 mph
0600

54°F
N
7 mph
7 mph
0900

57°F
N
7 mph
7 mph
1200

59°F
NE
6 mph
6 mph
1500

61°F
NE
5 mph
5 mph
1800

63°F
NE
4 mph
4 mph




























