Chehalis Weather Forecast

    • 52
    • 90

    Increasing Clouds

    • 52
    • 70

    Rain

    • 48
    • 63

    Rain

    • 49
    • 65

    Rain

    • 50
    • 65

    Mostly Cloudy

    • 50
    • 67

    Mostly Cloudy

    • 48
    • 68

    Mostly Cloudy

Today 24 Jun Lowlands of Lewis and Southern Thurston Counties

Mostly sunny. Highs in the 80s. Light wind becoming west 10 to 15 Mph in the afternoon.

Tonight 24 Jun Lowlands of Lewis and Southern Thurston Counties

Partly cloudy until early morning then becoming mostly cloudy. Lows near 50. West wind 10 to 15 Mph becoming southwest after midnight. Gusts to 25 Mph.

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  • Temperature Real-Time

Chehalis Temperature Statistics

June Temperature

Chehalis-Centralia Airport (1.2 miles)

  • Lowest 1 June, 2026

    41 °F

  • Average June

    61.6 °F

  • Highest 15 June, 2026

    91.4 °F

Climate (2021–2026)

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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