Round Lake Weather Forecast

    • 50
    • 76

    Mostly Sunny

    • 46
    • 69

    Mostly Sunny

    • 35
    • 55

    Mostly Sunny

    • 31
    • 46

    Rain Showers Likely

    • 30
    • 43

    Chance Rain/Snow

    • 32
    • 50

    Mostly Sunny

    • 34
    • 53

    Mostly Sunny

Today 8 Oct Lassen-Eastern Plumas-Eastern Sierra Counties

Sunny. Highs 79 to 89. Light Winds becoming southeast around 10 Mph in the afternoon.

Tonight 8 Oct Lassen-Eastern Plumas-Eastern Sierra Counties

Clear. Lows 43 to 53. Light Winds.

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Round Lake Temperature Statistics

October Temperature

Emigrant Gap, Blue Canyon Nyack Airport (28 miles)

  • Lowest 1 October, 2026

    62.7 °F

  • Average October

    73.1 °F

  • Highest 3 October, 2026

    82.7 °F

Climate (2021–2026)

Emigrant Gap, Blue Canyon Nyack Airport (28 miles)

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  • Average Low 2021–2026

    46.7 °F

  • Average 2021–2026

    53.5 °F

  • Average High 2021–2026

    60.5 °F
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