Thermalito Weather Forecast

    • 60
    • 91

    Sunny

    • 61
    • 90

    Sunny

    • 58
    • 83

    Sunny

    • 59
    • 82

    Sunny

    • 60
    • 88

    Sunny

    • 61
    • 90

    Mostly Sunny

Today 14 Sep Butte County Below 1000 ft

Sunny. Highs around 90. Northwest Winds 10 to 15 Mph with Gusts to around 30 Mph.

Tonight 14 Sep Butte County Below 1000 ft

Clear. Lows 54 to 62. Light Winds.

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Thermalito Temperature Statistics

September Temperature

Oroville Municipal Airport (1.9 miles)

  • Lowest 5 September, 2026

    53.7 °F

  • Average September

    73.6 °F

  • Highest 10 September, 2026

    105.7 °F

Climate (2021–2026)

Oroville Municipal Airport (1.9 miles)

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  • Average Low 2021–2026

    53.2 °F

  • Average 2021–2026

    64.9 °F

  • Average High 2021–2026

    76.9 °F
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