Lummi Island Weather Forecast

    • 39
    • 50

    Mostly Cloudy

    • 39
    • 49

    Mostly Cloudy

    • 38
    • 49

    Rain Likely

    • 35
    • 47

    Chance Rain

    • 40
    • 50

    Mostly Cloudy

    • 42
    • 50

    Rain Likely

Today 27 Mar Lowlands of Western Whatcom County

Mostly cloudy. Highs in the upper 40s to mid 50s. Light wind becoming northwest to 10 Mph in the afternoon.

Tonight 27 Mar Lowlands of Western Whatcom County

Mostly cloudy. Lows in the mid 30s to lower 40s. Light wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lummi Island Temperature Statistics

March Temperature

Bellingham, Bellingham International Airport (8.1 miles)

  • Lowest 10 March, 2026

    29.6 °F

  • Average March

    45.7 °F

  • Highest 18 March, 2026

    58.6 °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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