Grizzly Mountain Weather Forecast

    • 52
    • 68

    Sunny

    • 53
    • 71

    Mostly Sunny

    • 52
    • 69

    Mostly Cloudy

    • 50
    • 58

    Chance Rain Showers

    • 49
    • 61

    Chance Rain Showers

    • 50
    • 64

    Mostly Sunny

Today 16 Sep Lassen-Eastern Plumas-Eastern Sierra Counties

Sunny. Highs 77 to 87. Southeast Winds 10 to 15 Mph.

Tonight 16 Sep Lassen-Eastern Plumas-Eastern Sierra Counties

Clear. Lows 42 to 52. Southeast Winds around 10 Mph in the evening becoming light.

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Grizzly Mountain Temperature Statistics

September Temperature

Emigrant Gap, Blue Canyon Nyack Airport (49.7 miles)

  • Lowest 10 September, 2025

    46.9 °F

  • Average September

    63.1 °F

  • Highest 2 September, 2025

    84 °F

Climate (2020–Present)

Emigrant Gap, Blue Canyon Nyack Airport (49.7 miles)

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  • Average Low 2020–2025

    46.7 °F

  • Average 2020–2025

    53.4 °F

  • Average High 2020–2025

    60.5 °F
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