Chehalis Weather Forecast

    • 33
    • 50

    Increasing Clouds

    • 36
    • 52

    Chance Rain

    • 35
    • 46

    Rain Likely

    • 34
    • 46

    Rain Likely

    • 31
    • 46

    Chance Rain/Snow

    • 32
    • 45

    Chance Rain/Snow

Today 11 Feb Lowlands of Lewis and Southern Thurston Counties

Mostly sunny. Widespread dense fog until late afternoon. Highs near 50. Light wind.

Tonight 11 Feb Lowlands of Lewis and Southern Thurston Counties

Partly cloudy in the evening then becoming mostly cloudy. Patchy fog after midnight. Lows in the lower to mid 30s. Light wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Chehalis Temperature Statistics

February Temperature

Chehalis-Centralia Airport (1.2 miles)

  • Lowest 6 February, 2026

    32 °F

  • Average February

    46.3 °F

  • Highest 4 February, 2026

    66.2 °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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