Frenchman Lake Weather Forecast

    • 46
    • 68

    Sunny

    • 46
    • 75

    Sunny

    • 45
    • 69

    Mostly Sunny

    • 45
    • 67

    Sunny

    • 49
    • 71

    Mostly Sunny

    • 50
    • 74

    Mostly Sunny

Today 14 Sep Lassen-Eastern Plumas-Eastern Sierra Counties

Sunny. Highs 67 to 77. East Winds 10 to 15 Mph.

Tonight 14 Sep Lassen-Eastern Plumas-Eastern Sierra Counties

Clear. Lows 36 to 46. Light Winds.

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Frenchman Lake Temperature Statistics

September Temperature

Reno/Stead (24.2 miles)

  • Lowest 7 September, 2026

    37.4 °F

  • Average September

    64.3 °F

  • Highest 9 September, 2026

    87.8 °F

Climate (2021–2026)

Reno/Stead (24.2 miles)

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  • Average Low 2021–2026

    37.2 °F

  • Average 2021–2026

    52.3 °F

  • Average High 2021–2026

    64.4 °F
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