Copalis Beach Weather Forecast

    • 52
    • 64

    Mostly Cloudy

    • 51
    • 57

    Partly Sunny

    • 49
    • 55

    Chance Rain

    • 46
    • 54

    Chance Rain

    • 47
    • 55

    Slight Chance Rain

    • 49
    • 57

    Mostly Cloudy

Today 12 May Grays Harbor County Coast

Mostly cloudy in the morning then becoming partly sunny. Highs in the mid 60s to lower 70s. East wind to 10 Mph becoming southwest in the afternoon.

Tonight 12 May Grays Harbor County Coast

Mostly cloudy. A chance of rain after midnight. Lows near 50. Southwest wind 10 to 15 Mph becoming west after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Copalis Beach Temperature Statistics

May Temperature

Hoquiam, Bowerman Airport (15.5 miles)

  • Lowest 7 May, 2026

    48.7 °F

  • Average May

    57.1 °F

  • Highest 3 May, 2026

    82.7 °F

Climate (2021–Present)

Hoquiam, Bowerman Airport (15.5 miles)

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  • Average Low 2021–2026

    46.4 °F

  • Average 2021–2026

    52.3 °F

  • Average High 2021–2026

    58.6 °F
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