Lummi Island - Bumstead Spit Weather Forecast

    • 56
    • 69

    Mostly Sunny

    • 54
    • 67

    Mostly Sunny

    • 55
    • 64

    Partly Sunny

    • 53
    • 63

    Partly Sunny

    • 55
    • 64

    Partly Sunny

    • 55
    • 65

    Partly Sunny

    • 55
    • 66

    Mostly Sunny

Today 30 Jun Lowlands of Western Whatcom County

Sunny. Highs in the mid 70s to lower 80s. West wind to 10 Mph.

Tonight 30 Jun Lowlands of Western Whatcom County

Mostly clear. Lows in the mid 50s to lower 60s. Southwest wind to 10 Mph becoming south after midnight.

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Lummi Island - Bumstead Spit Temperature Statistics

June Temperature

Bellingham, Bellingham International Airport (8.1 miles)

  • Lowest 15 June, 2025

    43.6 °F

  • Average June

    59.9 °F

  • Highest 8 June, 2025

    82.7 °F

Climate (2020–Present)

Bellingham, Bellingham International Airport (8.1 miles)

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  • Average Low 2020–2025

    44 °F

  • Average 2020–2025

    51.3 °F

  • Average High 2020–2025

    58.9 °F
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