Chehalis Weather Forecast

    • 48
    • 74

    Decreasing Clouds

    • 51
    • 77

    Partly Sunny

    • 54
    • 84

    Partly Sunny

    • 52
    • 83

    Mostly Sunny

    • 51
    • 77

    Partly Sunny

    • 54
    • 82

    Mostly Sunny

Today 16 Jun Lowlands of Lewis and Southern Thurston Counties

Sunny in the morning then becoming mostly sunny. Highs in the lower to mid 70s. Southwest wind 10 to 15 Mph becoming west in the afternoon. Gusts to 25 Mph.

Tonight 16 Jun Lowlands of Lewis and Southern Thurston Counties

Mostly clear. Lows in the mid to upper 40s. West wind 10 to 15 Mph becoming southwest after midnight. Gusts to 25 Mph.

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Chehalis Temperature Statistics

June Temperature

Chehalis-Centralia Airport (1.2 miles)

  • Lowest 1 June, 2026

    41 °F

  • Average June

    59.5 °F

  • Highest 14 June, 2026

    89.6 °F

Climate (2021–Present)

Chehalis-Centralia Airport (1.2 miles)

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  • Average Low 2021–2026

    43.7 °F

  • Average 2021–2026

    52.1 °F

  • Average High 2021–2026

    61.4 °F
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