Pine Grove Reservoir Weather Forecast

    • 38
    • 58

    Patchy Fog

    • 39
    • 59

    Mostly Sunny

    • 40
    • 61

    Partly Sunny

    • 42
    • 63

    Partly Sunny

    • 44
    • 64

    Partly Sunny

    • 44
    • 65

    Partly Sunny

Today 5 Dec Motherlode

Patchy dense fog early in the morning. Areas of fog late in the morning. Sunny. Highs 49 to 61. Light Winds.

Tonight 5 Dec Motherlode

Clear. Patchy fog after midnight. Lows 39 to 45. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Pine Grove Reservoir Temperature Statistics

December Temperature

Nevada County Air Park (9.3 miles)

  • Lowest 1 December, 2025

    42.8 °F

  • Average December

    50.6 °F

  • Highest 1 December, 2025

    59 °F

Climate (2020–Present)

Nevada County Air Park (9.3 miles)

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  • Average Low 2020–2025

    51.9 °F

  • Average 2020–2025

    60.2 °F

  • Average High 2020–2025

    68.6 °F
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