Lummi Island Weather Forecast

    • 47
    • 51

    Rain

    • 43
    • 53

    Mostly Cloudy

    • 42
    • 49

    Mostly Cloudy

    • 37
    • 48

    Partly Sunny

    • 37
    • 48

    Mostly Sunny

    • 37
    • 47

    Mostly Sunny

Today 12 Jan Lowlands of Western Whatcom County

Windy, rain. Rainfall Amounts a quarter to a half inch possible. Highs in the lower to mid 50s. South wind 15 to 30 Mph.

Tonight 12 Jan Lowlands of Western Whatcom County

Cloudy with rain in the Evening, then mostly cloudy with a chance of rain after midnight. Rainfall Amounts a quarter to a half inch possible. Lows in the mid 40s to lower 50s. South wind 10 to 15 Mph with Gusts to 25 Mph.

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Lummi Island Temperature Statistics

January Temperature

Bellingham, Bellingham International Airport (8.1 miles)

  • Lowest 1 January, 2026

    28 °F

  • Average January

    42 °F

  • Highest 3 January, 2026

    53.1 °F

Climate (2021–Present)

Bellingham, Bellingham International Airport (8.1 miles)

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  • Average Low 2021–2026

    44 °F

  • Average 2021–2026

    51.4 °F

  • Average High 2021–2026

    59 °F
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