Lummi Island - Bumstead Spit Weather Forecast

    • 56
    • 67

    Becoming Sunny

    • 58
    • 68

    Areas Smoke

    • 60
    • 70

    Areas Smoke

    • 60
    • 73

    Areas Smoke

    • 58
    • 67

    Mostly Sunny

    • 57
    • 66

    Mostly Sunny

Today 19 Jul Lowlands of Western Whatcom County

Mostly sunny. Highs in the 70s. Light wind becoming west to 10 Mph in the afternoon.

Tonight 19 Jul Lowlands of Western Whatcom County

Mostly clear. Lows in the 50s. West wind to 10 Mph becoming north after midnight.

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Lummi Island - Bumstead Spit Temperature Statistics

July Temperature

Bellingham, Bellingham International Airport (8.1 miles)

  • Lowest 13 July, 2026

    46.7 °F

  • Average July

    62.2 °F

  • Highest 14 July, 2026

    79.6 °F

Climate (2021–2026)

Bellingham, Bellingham International Airport (8.1 miles)

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  • Average Low 2021–2026

    43.9 °F

  • Average 2021–2026

    51.4 °F

  • Average High 2021–2026

    59.1 °F
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