Thermalito Forebay Weather Forecast

    • 71
    • 103

    Patchy Smoke

    • 67
    • 99

    Hot

    • 65
    • 97

    Mostly Sunny

    • 65
    • 96

    Partly Sunny

    • 64
    • 91

    Partly Sunny

    • 64
    • 89

    Partly Sunny

Today 9 Aug Butte County Below 1000 ft

Sunny. Highs around 103. South Winds up to 10 Mph.

Tonight 9 Aug Butte County Below 1000 ft

Clear. Lows 66 to 76. Southeast Winds up to 10 Mph.

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Thermalito Forebay Temperature Statistics

August Temperature

Oroville Municipal Airport (1.9 miles)

  • Lowest 6 August, 2026

    66 °F

  • Average August

    85.8 °F

  • Highest 2 August, 2026

    104.6 °F

Climate (2021–2026)

Oroville Municipal Airport (1.9 miles)

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  • Average Low 2021–2026

    53.3 °F

  • Average 2021–2026

    65 °F

  • Average High 2021–2026

    76.9 °F
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