Afton Weather Forecast

    • 57
    • 86

    Sunny

    • 59
    • 91

    Sunny

    • 57
    • 91

    Sunny

    • 58
    • 91

    Mostly Sunny

    • 57
    • 91

    Mostly Sunny

    • 58
    • 93

    Mostly Sunny

    • 58
    • 92

    Mostly Sunny

Today 28 Sep Eastern Glenn County

Clear. Lows around 58. Highs around 93.

Tonight 28 Sep Eastern Glenn County

Clear. Lows around 58. Northwest Winds up to 10 Mph with Gusts to around 25 Mph.

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Afton Temperature Statistics

September Temperature

Oroville Municipal Airport (18.6 miles)

  • Lowest 14 September, 2026

    51.7 °F

  • Average September

    72.7 °F

  • Highest 10 September, 2026

    105.7 °F

Climate (2021–2026)

Oroville Municipal Airport (18.6 miles)

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  • Average Low 2021–2026

    53.2 °F

  • Average 2021–2026

    64.9 °F

  • Average High 2021–2026

    76.8 °F
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