Cottonwood Beach Weather Forecast

    • 50
    • 61

    Slight Chance Rain

    • 47
    • 60

    Chance Rain

    • 45
    • 56

    Rain

    • 45
    • 57

    Chance Rain Showers

    • 47
    • 59

    Mostly Cloudy

    • 48
    • 61

    Slight Chance Rain

Today 13 May Lowlands of Western Whatcom County

Mostly cloudy. A chance of Showers in the Morning, then a slight chance of Showers late in the morning. A chance of Showers in the afternoon. Highs in the 60s. South wind 10 to 20 Mph with Gusts to 30 Mph.

Tonight 13 May Lowlands of Western Whatcom County

Breezy. Mostly cloudy with a slight chance of Showers until early Morning, then partly cloudy in the morning. Lows in the mid 40s to lower 50s. Southwest wind 15 to 25 Mph becoming south 10 to 20 Mph after midnight. Gusts to 35 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cottonwood Beach Temperature Statistics

May Temperature

Bellingham, Bellingham International Airport (13.7 miles)

  • Lowest 1 May, 2026

    45.6 °F

  • Average May

    58.4 °F

  • Highest 3 May, 2026

    76.6 °F

Climate (2021–Present)

Bellingham, Bellingham International Airport (13.7 miles)

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  • Average Low 2021–2026

    44 °F

  • Average 2021–2026

    51.5 °F

  • Average High 2021–2026

    59.2 °F
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