Glenn Weather Forecast

    • 54
    • 81

    Mostly Sunny

    • 55
    • 85

    Sunny

    • 59
    • 88

    Partly Sunny

    • 62
    • 89

    Partly Sunny

    • 62
    • 91

    Mostly Sunny

    • 59
    • 86

    Mostly Sunny

Today 6 Sep Eastern Glenn County

Sunny. Highs around 81. Light Winds becoming south around 10 Mph in the afternoon.

Tonight 6 Sep Eastern Glenn County

Clear. Lows around 54. Light Winds.

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Glenn Temperature Statistics

September Temperature

Chico Municipal Airport (20.5 miles)

  • Lowest 1 September, 2026

    57.2 °F

  • Average September

    64.9 °F

  • Highest 2 September, 2026

    75.2 °F

Climate (2021–2026)

Chico Municipal Airport (20.5 miles)

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  • Average Low 2021–2026

    52.9 °F

  • Average 2021–2026

    61.5 °F

  • Average High 2021–2026

    74.9 °F
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