Grass Valley Lake Weather Forecast

    • 38
    • 55

    Decreasing Clouds

    • 38
    • 51

    Partly Sunny

    • 39
    • 46

    Partly Sunny

    • 38
    • 51

    Partly Sunny

    • 42
    • 57

    Mostly Sunny

    • 45
    • 63

    Sunny

Today 23 Apr San Bernardino County Mountains

Partly cloudy this morning. Becoming mostly sunny. Highs 62 to 72. Areas of Winds south 15 to 25 Mph. Gusts to 30 Mph. Becoming 40 Mph this afternoon.

Tonight 23 Apr San Bernardino County Mountains

Mostly clear in the evening. Becoming partly cloudy. Colder. Lows 29 to 39 above 6000 feet to 36 to 45 below 6000 feet. Areas of Winds south 10 to 20 Mph with Gusts to 35 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grass Valley Lake Temperature Statistics

April Temperature

San Bernardino Intl. Airport (11.8 miles)

  • Lowest 6 April, 2024

    37.4 °F

  • Average April

    56.4 °F

  • Highest 11 April, 2024

    89.6 °F

Climate (2019–Present)

San Bernardino Intl. Airport (11.8 miles)

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  • Average Low 2019–2024

    54.4 °F

  • Average 2019–2024

    63.4 °F

  • Average High 2019–2024

    80.7 °F
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