Bellingham International Airport Weather Forecast

    • 57
    • 69

    Rain Likely

    • 53
    • 70

    Chance Rain

    • 56
    • 76

    Mostly Sunny

    • 58
    • 79

    Partly Sunny

    • 56
    • 70

    Partly Sunny

    • 53
    • 68

    Partly Sunny

Today 22 Aug Lowlands of Western Whatcom County

Mostly cloudy with a chance of Showers and a slight chance of Thunderstorms. Highs in the mid 60s to lower 70s. South wind 10 to 15 Mph.

Tonight 22 Aug Lowlands of Western Whatcom County

Mostly cloudy. A slight chance of Thunderstorms in the evening. A chance of Showers until early Morning, then a chance of rain late in the night. Lows in the mid to upper 50s. South wind to 10 Mph increasing to 10 to 15 Mph after midnight.

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Bellingham International Airport Temperature Statistics

August Temperature

Bellingham, Bellingham International Airport (0 miles)

  • Lowest 3 August, 2026

    46.7 °F

  • Average August

    64.7 °F

  • Highest 7 August, 2026

    81.6 °F

Climate (2021–2026)

Bellingham, Bellingham International Airport (0 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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