Chehalis Weather Forecast

    • 40
    • 53

    Chance Rain

    • 29
    • 53

    Mostly Sunny

    • 30
    • 51

    Mostly Sunny

    • 35
    • 53

    Partly Sunny

    • 45
    • 56

    Mostly Cloudy

    • 45
    • 59

    Mostly Cloudy

    • 45
    • 61

    Slight Chance Rain

Today 23 Oct Southwest Interior

Breezy. Rain likely late in the Morning, then rain at Times in the afternoon. Rainfall Amounts a quarter to a half inch possible. Highs in the upper 40s to mid 50s. South wind 10 to 15 Mph increasing to 15 to 25 Mph in the afternoon.

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Chehalis Temperature Statistics

October Temperature

Chehalis-Centralia Airport (1.2 miles)

  • Lowest 15 October, 2020

    39.2 °F
  • Average October

    57 °F
  • Highest 2 October, 2020

    77 °F

Climate (2010–Present)

Chehalis-Centralia Airport (1.2 miles)

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  • Average Low 2010–Present

    44.1 °F
  • Average 2010–Present

    53 °F
  • Average High 2010–Present

    63.5 °F
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