Centralia Reservoir Weather Forecast

    • 60
    • 73

    Mostly Cloudy

    • 57
    • 79

    Partly Sunny

    • 56
    • 73

    Mostly Cloudy

    • 55
    • 77

    Partly Sunny

    • 58
    • 80

    Mostly Sunny

    • 63
    • 85

    Rain Showers Likely

Today 24 Sep Marion

Mostly cloudy. Highs in the lower 70s. Northeast Winds around 5 Mph.

Tonight 24 Sep Marion

Mostly cloudy in the Evening, then becoming partly cloudy. Lows around 60. Northeast Winds around 5 Mph.

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Centralia Reservoir Temperature Statistics

September Temperature

Centralia Municipal Airport (1.9 miles)

  • Lowest 8 September, 2026

    55.4 °F

  • Average September

    78.7 °F

  • Highest 5 September, 2026

    102.6 °F

Climate (2021–2026)

Centralia Municipal Airport (1.9 miles)

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  • Average Low 2021–2026

    49.9 °F

  • Average 2021–2026

    59.9 °F

  • Average High 2021–2026

    70.1 °F
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