Chehalis Weather Forecast

    • 39
    • 52

    Rain

    • 35
    • 45

    Rain

    • 32
    • 44

    Rain

    • 31
    • 48

    Chance Rain Showers

    • 39
    • 48

    Rain Likely

    • 42
    • 60

    Rain Likely

Today 11 Mar Lowlands of Lewis and Southern Thurston Counties

Breezy, rain. Rainfall Amounts a half inch to one inch possible. Highs near 50. South wind to 10 Mph with Gusts to 20 Mph increasing to 15 to 25 Mph with Gusts to 45 Mph in the afternoon.

Tonight 11 Mar Lowlands of Lewis and Southern Thurston Counties

Windy. Showers in the Evening, then Showers likely after midnight. Rainfall Amounts a half inch to one inch possible. Lows near 40. Southwest wind 15 to 30 Mph with Gusts to 45 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Chehalis Temperature Statistics

March Temperature

Chehalis-Centralia Airport (1.2 miles)

  • Lowest 2 March, 2026

    30.2 °F

  • Average March

    46.5 °F

  • Highest 2 March, 2026

    60.8 °F

Climate (2021–Present)

Chehalis-Centralia Airport (1.2 miles)

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  • Average Low 2021–2026

    43.6 °F

  • Average 2021–2026

    52 °F

  • Average High 2021–2026

    61.3 °F
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