Hamilton Branch Weather Forecast

    • 36
    • 67

    Mostly Cloudy

    • 39
    • 72

    Sunny

    • 41
    • 77

    Sunny

    • 43
    • 81

    Mostly Sunny

    • 43
    • 79

    Mostly Sunny

    • 42
    • 77

    Mostly Sunny

Today 27 Sep Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft

Mostly cloudy. Highs 59 to 69. South Winds up to 10 Mph with Gusts to around 25 Mph.

Tonight 27 Sep Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft

Mostly clear. Colder. Lows 38 to 48. Light Winds.

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Hamilton Branch Temperature Statistics

September Temperature

Chico Municipal Airport (52.2 miles)

  • Lowest 7 September, 2026

    53.6 °F

  • Average September

    69.1 °F

  • Highest 9 September, 2026

    102.2 °F

Climate (2021–2026)

Chico Municipal Airport (52.2 miles)

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  • Average Low 2021–2026

    52.8 °F

  • Average 2021–2026

    61.4 °F

  • Average High 2021–2026

    74.9 °F
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