Round Top Weather Forecast

    • 30
    • 41

    Mostly Cloudy

    • 23
    • 38

    Gradual Clearing

    • 16
    • 34

    Mostly Sunny

    • 15
    • 25

    Mostly Sunny

    • 20
    • 33

    Mostly Cloudy

    • 22
    • 35

    Partly Sunny

    • 25
    • 39

    Partly Sunny

Today 21 Jan West Slope Northern Sierra Nevada

Mostly cloudy. Not as cool. Highs 44 to 59 higher Elevations. 56 to 66 lower Elevations. Light Winds.

Tonight 21 Jan West Slope Northern Sierra Nevada

Mostly cloudy. Lows 30 to 45 higher Elevations. 42 to 52 lower Elevations. Light Winds.

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Round Top Temperature Statistics

January Temperature

South Lake Tahoe, Lake Tahoe Airport (16.2 miles)

  • Lowest 9 January, 2026

    12.9 °F

  • Average January

    34 °F

  • Highest 14 January, 2026

    51.1 °F

Climate (2021–Present)

South Lake Tahoe, Lake Tahoe Airport (16.2 miles)

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  • Average Low 2021–2026

    31.2 °F

  • Average 2021–2026

    45.7 °F

  • Average High 2021–2026

    59.5 °F
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