FallPeak season ~68°F highs

Things to do in Bellingham in September

September is one of the best months to visit Bellingham, with average highs around 68°F. Crisp air and changing leaves make parks and viewpoints shine.

Plan a September weekend Where else in September

Best picks for September

What's famous here, weighted toward what shines in September.

1Foliage walks

North Cascades National Park

U.S. National Park located in the state of Washington

2Foliage walks

Okanogan National Forest

national forest of Washington State

3Foliage walks

Holidays in September 2027

Labour Day · Mon, Sep 6

Expect busier roads and pricier stays around these dates. See long weekends.

Also great in September in Washington

Seattle Vancouver Spokane

Bellingham in September: quick answers

Is September a good time to visit Bellingham?

September is one of the best months to visit Bellingham, with average highs around 68°F. Crisp air and changing leaves make parks and viewpoints shine.

What is the weather like in Bellingham in September?

Average daytime highs are around 68°F, compared with 74°F in the warmest month. Check the forecast a week out; our planner favors indoor stops on rainy days.

What are the best things to do in Bellingham in September?

Top picks for September: North Cascades National Park, Okanogan National Forest, Peace Arch Historical State Park, San Juan Island National Historical Park, Lake Chelan National Recreation Area.