Oakville Weather Forecast

    • 57
    • 82

    Mostly Cloudy

    • 56
    • 71

    Chance Rain

    • 54
    • 73

    Mostly Cloudy

    • 55
    • 82

    Partly Sunny

    • 55
    • 78

    Partly Sunny

    • 53
    • 75

    Partly Sunny

Today 21 Aug Middle Chehalis River Valley

Mostly cloudy. Highs in the mid 70s to lower 80s. Light wind.

Tonight 21 Aug Middle Chehalis River Valley

Cloudy. A chance of Showers and a slight chance of Thunderstorms after midnight. Lows in the mid to upper 50s. West wind 10 to 15 Mph.

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Oakville Temperature Statistics

August Temperature

Chehalis-Centralia Airport (16.2 miles)

  • Lowest 3 August, 2026

    48.2 °F

  • Average August

    65.3 °F

  • Highest 5 August, 2026

    89.6 °F

Climate (2021–2026)

Chehalis-Centralia Airport (16.2 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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