Lummi Island Weather Forecast

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    • 49

    Rain

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    Rain

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    • 51

    Rain

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    • 51

    Rain

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    • 46

    Rain/Snow

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    • 44

    Rain/Snow

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    Rain/Snow

Today 5 Mar Lowlands of Western Whatcom County

Mostly cloudy in the morning then becoming mostly sunny. A chance of rain in the Morning, then a slight chance of rain early in the afternoon. A chance of rain late in the afternoon. Highs near 50. Southwest wind 10 to 15 Mph.

Tonight 5 Mar Lowlands of Western Whatcom County

Partly cloudy in the Evening, then mostly cloudy with a chance of rain late in the evening. Cloudy with rain at Times after midnight. Rainfall Amounts a tenth to a quarter of an inch possible. Lows in the upper 30s to mid 40s. South wind to 10 Mph increasing to 10 to 15 Mph after midnight.

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Lummi Island Temperature Statistics

March Temperature

Bellingham, Bellingham International Airport (8.1 miles)

  • Lowest 1 March, 2026

    30 °F

  • Average March

    43.7 °F

  • Highest 1 March, 2026

    55 °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

    59.1 °F
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