The temperatures in Bellingham in August are comfortable with low of 57°F and and high up to 71°F.
You can expect about 3 to 8 days of rain in Bellingham during the month of August. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Bellingham in August 2025.
If you’re planning to visit Bellingham in the near future, we highly recommend that you review the 14 day weather forecast for Bellingham before you arrive.
Temperatures
71° / 57°
Rainy Days
3
Snowy Days
0
Dry Days
28
Rainfall
1.34
in
Sun Hours
8.7
Hrs
