Lummi Island - Bumstead Spit Weather Forecast

    • 56
    • 66

    Decreasing Clouds

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    • 67

    Partly Sunny

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    • 67

    Partly Sunny

    • 56
    • 66

    Partly Sunny

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    • 67

    Partly Sunny

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    Chance Rain

Today 16 Aug Lowlands of Western Whatcom County

Mostly cloudy in the morning then becoming mostly sunny. Patchy fog in the morning. Highs in the upper 60s to mid 70s. South wind to 10 Mph in the morning becoming light.

Tonight 16 Aug Lowlands of Western Whatcom County

Partly cloudy. Patchy fog after midnight. Areas of fog in the morning. Lows in the mid to upper 50s. Light wind.

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Lummi Island - Bumstead Spit Temperature Statistics

August Temperature

Bellingham, Bellingham International Airport (8.1 miles)

  • Lowest 3 August, 2026

    46.7 °F

  • Average August

    64.4 °F

  • Highest 7 August, 2026

    81.6 °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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