Allen Weather Forecast

    • 36
    • 51

    Increasing Clouds

    • 36
    • 44

    Rain Showers

    • 37
    • 42

    Rain Showers

    • 35
    • 41

    Rain Showers

    • 33
    • 39

    Snow Showers

    • 31
    • 40

    Snow Showers

Today 18 Dec West Slope Northern Sierra Nevada

Areas of fog. Locally dense early in the morning. Mostly sunny. Not as cool. Highs 44 to 59 higher Elevations 52 to 66 lower Elevations. Prevailing south Winds up to 10 Mph with Gusts to around 25 Mph.

Tonight 18 Dec West Slope Northern Sierra Nevada

Mostly clear. Areas of fog. Locally dense through the night. A slight chance of rain Showers after midnight. Lows 29 to 43 higher Elevations. 39 to 49 lower Elevations. Snow level above 8000 feet. Prevailing south Winds up to 10 Mph with Gusts to around 40 Mph. Except south up to 30 Mph over Ridges.

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Allen Temperature Statistics

December Temperature

South Lake Tahoe, Lake Tahoe Airport (19.9 miles)

  • Lowest 4 December, 2025

    18 °F

  • Average December

    33.7 °F

  • Highest 2 December, 2025

    55.9 °F

Climate (2020–Present)

South Lake Tahoe, Lake Tahoe Airport (19.9 miles)

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  • Average Low 2020–2025

    31.1 °F

  • Average 2020–2025

    45.7 °F

  • Average High 2020–2025

    59.5 °F
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