Round Lake Weather Forecast

    • 31
    • 42

    Rain

    • 35
    • 43

    Rain Likely

    • 35
    • 38

    Rain

    • 36
    • 39

    Rain/Snow Likely

    • 34
    • 39

    Rain/Snow Likely

Today 17 Dec Lassen-Eastern Plumas-Eastern Sierra Counties

Rain in the Morning, then partly cloudy with a chance of rain in the afternoon. Highs 48 to 58. West Winds 20 to 30 Mph with Gusts up to 55 Mph.

Tonight 17 Dec Lassen-Eastern Plumas-Eastern Sierra Counties

Partly cloudy in the Evening, then mostly cloudy with a slight chance of rain and snow after midnight. Snow level 6500 to 7000 feet. Lows 27 to 37. Southwest Winds 10 to 15 Mph.

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Round Lake Temperature Statistics

December Temperature

Emigrant Gap, Blue Canyon Nyack Airport (28 miles)

  • Lowest 3 December, 2025

    34 °F

  • Average December

    51.6 °F

  • Highest 10 December, 2025

    68 °F

Climate (2020–Present)

Emigrant Gap, Blue Canyon Nyack Airport (28 miles)

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  • Average Low 2020–2025

    46.6 °F

  • Average 2020–2025

    53.3 °F

  • Average High 2020–2025

    60.3 °F
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