Mossyrock Weather Forecast

    • 47
    • 73

    Increasing Clouds

    • 39
    • 58

    Rain

    • 37
    • 56

    Chance Rain

    • 36
    • 61

    Mostly Sunny

    • 39
    • 62

    Mostly Sunny

    • 41
    • 61

    Chance Rain

Today 8 Oct Foothills and Valleys of Thurston and Lewis Counties

Mostly sunny. Highs in the lower to mid 70s. Light wind.

Tonight 8 Oct Foothills and Valleys of Thurston and Lewis Counties

Mostly cloudy. Lows near 50. Light wind becoming south to 10 Mph after midnight.

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  • Temperature Real-Time

Mossyrock Temperature Statistics

October Temperature

Chehalis-Centralia Airport (25.5 miles)

  • Lowest 1 October, 2026

    46.4 °F

  • Average October

    58.2 °F

  • Highest 4 October, 2026

    73.4 °F

Climate (2021–2026)

Chehalis-Centralia Airport (25.5 miles)

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  • Average Low 2021–2026

    43.7 °F

  • Average 2021–2026

    52 °F

  • Average High 2021–2026

    61.3 °F
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