Pine Grove Reservoir Weather Forecast

    • 65
    • 95

    Mostly Sunny

    • 64
    • 93

    Partly Sunny

    • 58
    • 87

    Sunny

    • 51
    • 76

    Mostly Sunny

    • 53
    • 77

    Sunny

    • 52
    • 79

    Sunny

Today 9 Sep Northern Motherlode Between 1000-3000 ft

Mostly sunny. Highs 92 to 98. Northeast Winds up to 10 Mph in the morning becoming light.

Tonight 9 Sep Northern Motherlode Between 1000-3000 ft

Partly cloudy. Lows 65 to 73. Light Winds.

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Pine Grove Reservoir Temperature Statistics

September Temperature

Nevada County Air Park (9.3 miles)

  • Lowest 1 September, 2026

    48.2 °F

  • Average September

    60 °F

  • Highest 7 September, 2026

    78.8 °F

Climate (2021–2026)

Nevada County Air Park (9.3 miles)

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  • Average Low 2021–2026

    52.1 °F

  • Average 2021–2026

    60.2 °F

  • Average High 2021–2026

    68.4 °F
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