Little Grass Valley Weather Forecast

    • 49
    • 78

    Sunny

    • 50
    • 77

    Mostly Sunny

    • 50
    • 76

    Partly Sunny

    • 51
    • 78

    Partly Sunny

    • 51
    • 76

    Mostly Sunny

    • 50
    • 75

    Mostly Sunny

Today 30 Sep Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft

Sunny. Highs 76 to 86. East Winds up to 10 Mph with Gusts to around 20 Mph in the morning becoming light.

Tonight 30 Sep Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft

Clear. Lows 48 to 58. Light Winds.

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Little Grass Valley Temperature Statistics

September Temperature

Emigrant Gap, Blue Canyon Nyack Airport (33.6 miles)

  • Lowest 1 September, 2026

    43.6 °F

  • Average September

    60.6 °F

  • Highest 9 September, 2026

    84.7 °F

Climate (2021–2026)

Emigrant Gap, Blue Canyon Nyack Airport (33.6 miles)

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  • Average Low 2021–2026

    46.7 °F

  • Average 2021–2026

    53.4 °F

  • Average High 2021–2026

    60.4 °F
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