Kopiah Weather Forecast

    • 51
    • 71

    Increasing Clouds

    • 51
    • 72

    Mostly Cloudy

    • 57
    • 75

    Chance Rain

    • 56
    • 70

    Rain Likely

    • 51
    • 72

    Slight Chance Rain

    • 52
    • 76

    Partly Sunny

    • 55
    • 82

    Mostly Sunny

Today 3 Aug Lowlands of Lewis and Southern Thurston Counties

Mostly cloudy. Highs in the lower to mid 70s. Light wind becoming west to 10 Mph in the afternoon.

Tonight 3 Aug Lowlands of Lewis and Southern Thurston Counties

Mostly cloudy then becoming partly cloudy late in the evening then becoming mostly cloudy. Lows in the upper 40s to mid 50s. West wind to 10 Mph with Gusts to 20 Mph becoming southwest after midnight.

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Kopiah Temperature Statistics

August Temperature

Chehalis-Centralia Airport (8.1 miles)

  • Lowest 1 August, 2025

    53.6 °F

  • Average August

    65 °F

  • Highest 1 August, 2025

    78.8 °F

Climate (2020–Present)

Chehalis-Centralia Airport (8.1 miles)

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  • Average Low 2020–2025

    43.6 °F

  • Average 2020–2025

    52 °F

  • Average High 2020–2025

    61.4 °F
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