Bellingham Weather Forecast

    • 41
    • 46

    Rain

    • 39
    • 47

    Rain

    • 39
    • 47

    Rain

    • 35
    • 47

    Chance Rain

    • 33
    • 44

    Chance Rain/Snow

    • 35
    • 43

    Rain/Snow Likely

Today 20 Dec Lowlands of Western Whatcom County

Breezy. Rain at Times. Rainfall Amounts a tenth to a quarter of an inch possible. Highs in the 40s. South wind 15 to 25 Mph with Gusts to 40 Mph.

Tonight 20 Dec Lowlands of Western Whatcom County

Rain at Times. Rainfall Amounts a tenth to a quarter of an inch possible. Lows near 40. South wind 10 to 20 Mph with Gusts to 30 Mph.

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Bellingham Temperature Statistics

December Temperature

Bellingham, Bellingham International Airport (3.1 miles)

  • Lowest 1 December, 2025

    32 °F

  • Average December

    47.3 °F

  • Highest 14 December, 2025

    59 °F

Climate (2020–Present)

Bellingham, Bellingham International Airport (3.1 miles)

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  • Average Low 2020–2025

    44.1 °F

  • Average 2020–2025

    51.4 °F

  • Average High 2020–2025

    59.1 °F
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