Chehalis Weather Forecast

    • 37
    • 59

    Rain

    • 41
    • 57

    Rain Likely

    • 39
    • 59

    Chance Rain

    • 38
    • 59

    Chance Rain

    • 35
    • 57

    Rain Likely

    • 33
    • 57

    Chance Rain

Today 24 Oct Lowlands of Lewis and Southern Thurston Counties

Mostly cloudy. Highs near 60. Light wind.

Tonight 24 Oct Lowlands of Lewis and Southern Thurston Counties

Mostly cloudy. A slight chance of rain after midnight. A chance of rain in the morning. Lows in the mid 30s to lower 40s. Light wind.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Chehalis Temperature Statistics

October Temperature

Chehalis-Centralia Airport (1.2 miles)

  • Lowest 11 October, 2026

    35.6 °F

  • Average October

    54.4 °F

  • Highest 16 October, 2026

    80.6 °F

Climate (2021–2026)

Chehalis-Centralia Airport (1.2 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    43.7 °F

  • Average 2021–2026

    52.1 °F

  • Average High 2021–2026

    61.4 °F
Get WillyWeather+ to remove ads