Butte County Fairgrounds Weather Forecast

    • 64
    • 96

    Mostly Sunny

    • 60
    • 95

    Mostly Sunny

    • 58
    • 88

    Mostly Sunny

    • 59
    • 86

    Mostly Sunny

    • 58
    • 87

    Mostly Sunny

    • 59
    • 85

    Mostly Sunny

Today 3 Sep Central Sacramento Valley

Sunny. Highs around 95. Light Winds becoming south up to 10 Mph in the afternoon.

Tonight 3 Sep Central Sacramento Valley

Clear. Lows 61 to 69. Southeast Winds up to 10 Mph.

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Butte County Fairgrounds Temperature Statistics

September Temperature

Oroville Municipal Airport (9.3 miles)

  • Lowest 1 September, 2025

    66.9 °F

  • Average September

    83.9 °F

  • Highest 1 September, 2025

    100 °F

Climate (2020–Present)

Oroville Municipal Airport (9.3 miles)

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  • Average Low 2020–2025

    53 °F

  • Average 2020–2025

    64.9 °F

  • Average High 2020–2025

    77.1 °F
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