Oakville Weather Forecast

    • 39
    • 67

    Becoming Sunny

    • 39
    • 71

    Mostly Sunny

    • 37
    • 61

    Mostly Cloudy

    • 36
    • 60

    Partly Sunny

    • 38
    • 56

    Rain Likely

    • 38
    • 59

    Chance Rain

Today 20 Oct Middle Chehalis River Valley

Sunny. Patchy fog and frost in the Morning, then Areas of frost late in the morning. Highs in the mid 60s to lower 70s. East wind to 10 Mph.

Tonight 20 Oct Middle Chehalis River Valley

Clear. Patchy frost in the morning. Lows in the 30s to lower 40s. East wind to 10 Mph in the evening becoming light.

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Oakville Temperature Statistics

October Temperature

Chehalis-Centralia Airport (16.2 miles)

  • Lowest 11 October, 2026

    35.6 °F

  • Average October

    55.6 °F

  • Highest 16 October, 2026

    80.6 °F

Climate (2021–2026)

Chehalis-Centralia Airport (16.2 miles)

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  • Average Low 2021–2026

    43.7 °F

  • Average 2021–2026

    52.1 °F

  • Average High 2021–2026

    61.4 °F
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