Bellingham International Airport Weather Forecast

    • 53
    • 68

    Rain

    • 53
    • 66

    Chance Rain

    • 51
    • 66

    Mostly Cloudy

    • 53
    • 70

    Partly Sunny

    • 55
    • 70

    Rain Likely

    • 52
    • 66

    Rain Likely

    • 51
    • 68

    Chance Rain

Today 28 Aug Lowlands of Western Whatcom County

Partly sunny. Highs in the mid 60s to lower 70s. South wind to 10 Mph increasing to 10 to 15 Mph in the afternoon.

Tonight 28 Aug Lowlands of Western Whatcom County

Cloudy. A slight chance of rain in the Evening, then Showers likely and a slight chance of Thunderstorms after midnight. Rainfall Amounts a quarter to a half inch Possible, except higher Amounts possible in Thunderstorms. Lows in the lower to mid 50s. South wind 10 to 15 Mph decreasing to 10 Mph or less 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

    64.9 °F

  • Highest 21 August, 2026

    82.7 °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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