Chehalis Weather Forecast

    • 47
    • 74

    Decreasing Clouds

    • 48
    • 74

    Partly Sunny

    • 49
    • 76

    Partly Sunny

    • 51
    • 78

    Mostly Sunny

    • 54
    • 83

    Mostly Sunny

    • 56
    • 88

    Mostly Sunny

Today 3 Jul Lowlands of Lewis and Southern Thurston Counties

Partly sunny in the morning then becoming sunny. Highs in the 70s. Light wind becoming northwest to 10 Mph in the afternoon.

Tonight 3 Jul Lowlands of Lewis and Southern Thurston Counties

Mostly clear. Lows in the mid to upper 40s. Northwest wind around 10 Mph with Gusts to 20 Mph in the evening becoming light.

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Chehalis Temperature Statistics

July Temperature

Chehalis-Centralia Airport (1.2 miles)

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Climate (2020–Present)

Chehalis-Centralia Airport (1.2 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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