Guerin County Park Weather Forecast

    • 45
    • 50

    Rain

    • 44
    • 57

    Rain

    • 43
    • 52

    Rain Showers

    • 40
    • 52

    Rain Likely

    • 40
    • 56

    Mostly Cloudy

    • 38
    • 59

    Partly Sunny

Today 30 Jan Lowlands of Lewis and Southern Thurston Counties

A chance of rain in the Morning, then rain at Times in the afternoon. Rainfall Amounts a tenth to a quarter of an inch possible. Highs near 50. South wind 10 to 15 Mph with Gusts to 25 Mph.

Tonight 30 Jan Lowlands of Lewis and Southern Thurston Counties

Mostly cloudy. Rain likely in the Evening, then a slight chance of rain late in the evening. A chance of rain in the morning. Rainfall Amounts less than a tenth of an inch likely. Lows in the mid 40s. South wind to 10 Mph with Gusts to 20 Mph in the evening becoming light.

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Guerin County Park Temperature Statistics

January Temperature

Olympia, Olympia Airport (3.7 miles)

  • Lowest 24 January, 2026

    18.6 °F

  • Average January

    40 °F

  • Highest 13 January, 2026

    58.6 °F

Climate (2021–Present)

Olympia, Olympia Airport (3.7 miles)

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  • Average Low 2021–2026

    41.7 °F

  • Average 2021–2026

    51.7 °F

  • Average High 2021–2026

    62.1 °F
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