Birch Bay Weather Forecast

    • 58
    • 68

    Chance Rain

    • 55
    • 68

    Rain

    • 53
    • 64

    Chance Rain

    • 53
    • 64

    Mostly Cloudy

    • 55
    • 69

    Slight Chance Rain

    • 55
    • 71

    Chance Rain

    • 56
    • 69

    Chance Rain

Today 1 Sep Lowlands of Western Whatcom County

Mostly sunny. Patchy fog in the morning. Highs in the upper 60s to mid 70s. South wind 10 to 15 Mph.

Tonight 1 Sep Lowlands of Western Whatcom County

Windy. Mostly cloudy. A slight chance of rain late in the evening. Lows in the mid 50s to lower 60s. South wind 10 to 15 Mph increasing to southeast 20 to 30 Mph after midnight.

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Birch Bay Temperature Statistics

September Temperature

Bellingham, Bellingham International Airport (11.8 miles)

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Climate (2021–2026)

Bellingham, Bellingham International Airport (11.8 miles)

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  • Average Low 2021–2026

    43.9 °F

  • Average 2021–2026

    51.4 °F

  • Average High 2021–2026

    59.1 °F
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