Cottonwood Beach Weather Forecast

    • 43
    • 57

    Mostly Sunny

    • 44
    • 61

    Mostly Sunny

    • 44
    • 62

    Mostly Sunny

    • 45
    • 62

    Mostly Sunny

    • 46
    • 61

    Mostly Sunny

    • 46
    • 61

    Mostly Sunny

Today 23 Apr Lowlands of Western Whatcom County

Sunny. Highs in the mid 50s to lower 60s. Southeast wind 10 to 15 Mph becoming west in the afternoon.

Tonight 23 Apr Lowlands of Western Whatcom County

Mostly clear. Lows in the lower to mid 40s. Southwest wind to 10 Mph becoming northeast after midnight.

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Cottonwood Beach Temperature Statistics

April Temperature

Bellingham, Bellingham International Airport (13.7 miles)

  • Lowest 8 April, 2026

    31.6 °F

  • Average April

    48.9 °F

  • Highest 19 April, 2026

    70 °F

Climate (2021–Present)

Bellingham, Bellingham International Airport (13.7 miles)

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  • Average Low 2021–2026

    44 °F

  • Average 2021–2026

    51.4 °F

  • Average High 2021–2026

    59.1 °F
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