Oak Valley Weather Forecast

    • 57
    • 85

    Mostly Cloudy

    • 54
    • 83

    Partly Sunny

    • 54
    • 84

    Sunny

    • 57
    • 88

    Mostly Sunny

    • 58
    • 88

    Mostly Sunny

    • 55
    • 83

    Partly Sunny

Today 20 Sep Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80

Mostly cloudy. Highs 75 to 85. East Winds up to 10 Mph in the morning becoming light.

Tonight 20 Sep Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80

Mostly cloudy. Lows 54 to 64. Light Winds.

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Oak Valley Temperature Statistics

September Temperature

Nevada County Air Park (18.6 miles)

  • Lowest 17 September, 2026

    46.4 °F

  • Average September

    66.1 °F

  • Highest 9 September, 2026

    91.4 °F

Climate (2021–2026)

Nevada County Air Park (18.6 miles)

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  • Average Low 2021–2026

    52.1 °F

  • Average 2021–2026

    60.1 °F

  • Average High 2021–2026

    68.4 °F
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