Chuckanut Bay Weather Forecast

    • 53
    • 69

    Mostly Cloudy

    • 53
    • 71

    Slight Chance Rain

    • 54
    • 72

    Mostly Sunny

    • 55
    • 71

    Partly Sunny

    • 54
    • 71

    Partly Sunny

    • 56
    • 75

    Partly Sunny

    • 56
    • 74

    Chance Rain

Today 4 Sep Lowlands of Western Whatcom County

Partly sunny. Highs in the 60s to lower 70s. East wind to 10 Mph becoming west in the afternoon.

Tonight 4 Sep Lowlands of Western Whatcom County

Mostly cloudy. A slight chance of rain late in the night. Lows in the lower to mid 50s. West wind to 10 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Chuckanut Bay Temperature Statistics

September Temperature

Bellingham, Bellingham International Airport (9.3 miles)

  • Lowest 1 September, 2026

    51.7 °F

  • Average September

    62 °F

  • Highest 2 September, 2026

    70 °F

Climate (2021–2026)

Bellingham, Bellingham International Airport (9.3 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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