Alta Sierra Airport Weather Forecast

    • 31
    • 50

    Decreasing Clouds

    • 31
    • 47

    Mostly Sunny

    • 33
    • 51

    Mostly Sunny

    • 36
    • 54

    Mostly Cloudy

    • 37
    • 56

    Partly Sunny

    • 40
    • 59

    Mostly Sunny

Today 7 Jan Motherlode

Mostly cloudy. Patchy fog until late afternoon. A slight chance of rain in the morning. A slight chance of rain late in the afternoon. Highs 47 to 53. Light Winds.

Tonight 7 Jan Motherlode

Mostly cloudy with a chance of rain. Patchy fog through the night. Colder. Lows 29 to 37. Light Winds.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Alta Sierra Airport Temperature Statistics

January Temperature

Nevada County Air Park (8.1 miles)

  • Lowest 4 January, 2026

    35.6 °F

  • Average January

    45.6 °F

  • Highest 1 January, 2026

    50 °F

Climate (2021–Present)

Nevada County Air Park (8.1 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    52 °F

  • Average 2021–2026

    60.3 °F

  • Average High 2021–2026

    68.7 °F
Get WillyWeather+ to remove ads