Alta Sierra Airport Weather Forecast

    • 38
    • 55

    Partly Sunny

    • 37
    • 57

    Partly Sunny

    • 40
    • 59

    Sunny

    • 42
    • 63

    Mostly Sunny

    • 44
    • 64

    Sunny

    • 44
    • 67

    Sunny

    • 43
    • 67

    Sunny

Today 10 Jan Motherlode

Areas of frost early in the morning. Mostly sunny. Highs 52 to 58. Light Winds.

Tonight 10 Jan Motherlode

Mostly cloudy. Lows 36 to 42. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Alta Sierra Airport Temperature Statistics

January Temperature

Nevada County Air Park (8.1 miles)

  • Lowest 8 January, 2026

    32 °F

  • Average January

    43.8 °F

  • Highest 6 January, 2026

    51.8 °F

Climate (2021–Present)

Nevada County Air Park (8.1 miles)

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  • Average Low 2021–2026

    52 °F

  • Average 2021–2026

    60.3 °F

  • Average High 2021–2026

    68.7 °F
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