Mossyrock Weather Forecast

    • 44
    • 70

    Mostly Cloudy

    • 46
    • 67

    Increasing Clouds

    • 46
    • 67

    Partly Sunny

    • 48
    • 75

    Partly Sunny

    • 46
    • 71

    Partly Sunny

    • 46
    • 75

    Partly Sunny

    • 47
    • 76

    Mostly Sunny

Today 6 May Foothills and Valleys of Thurston and Lewis Counties

Partly sunny. Patchy fog in the morning. Highs in the mid 60s to lower 70s. Southwest wind to 10 Mph becoming west in the afternoon.

Tonight 6 May Foothills and Valleys of Thurston and Lewis Counties

Mostly cloudy. Lows in the lower to mid 40s. West wind 10 to 15 Mph becoming southwest after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mossyrock Temperature Statistics

May Temperature

Chehalis-Centralia Airport (25.5 miles)

  • Lowest 1 May, 2026

    44.6 °F

  • Average May

    64.6 °F

  • Highest 3 May, 2026

    84.2 °F

Climate (2021–Present)

Chehalis-Centralia Airport (25.5 miles)

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  • Average Low 2021–2026

    43.7 °F

  • Average 2021–2026

    52.1 °F

  • Average High 2021–2026

    61.4 °F
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