Grays Harbor - Sand Island Weather Forecast

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    Rain

Today 15 Dec Grays Harbor County Coast

Very windy. A slight chance of Thunderstorms in the morning. Showers through the day. A slight chance of Thunderstorms in the afternoon. Some Thunderstorms may produce heavy rainfall in the afternoon. Rainfall Amounts a half inch to one inch Possible, except higher Amounts possible in Thunderstorms. Highs in the mid to upper 50s. South wind 20 to 40 Mph becoming southwest 20 to 35 Mph in the afternoon. Gusts to 55 Mph.

Tonight 15 Dec Grays Harbor County Coast

Breezy. Rain and a slight chance of Thunderstorms in the Evening, then a chance of rain in the late evening and early morning. Rain at Times in the morning. Some Thunderstorms may produce heavy rainfall in the evening. Rainfall Amounts a tenth to a quarter of an inch Possible, except higher Amounts possible in Thunderstorms. Lows in the 40s. West wind 15 to 25 Mph becoming south 10 to 20 Mph after midnight. Gusts to 35 Mph.

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Grays Harbor - Sand Island Temperature Statistics

December Temperature

Hoquiam, Bowerman Airport (6.2 miles)

  • Lowest 1 December, 2025

    35.1 °F

  • Average December

    49.2 °F

  • Highest 7 December, 2025

    55 °F

Climate (2020–Present)

Hoquiam, Bowerman Airport (6.2 miles)

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  • Average Low 2020–2025

    46.3 °F

  • Average 2020–2025

    52.2 °F

  • Average High 2020–2025

    58.4 °F
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