Watson Lake Weather Forecast

    • 49
    • 65

    Mostly Cloudy

    • 46
    • 64

    Mostly Cloudy

    • 47
    • 65

    Mostly Sunny

    • 48
    • 66

    Mostly Sunny

    • 47
    • 64

    Partly Sunny

    • 42
    • 58

    Partly Sunny

    • 41
    • 58

    Mostly Sunny

Today 20 Sep Greater Lake Tahoe Area

Mostly cloudy. Patchy smoke in the afternoon. Highs 68 to 78. Light Winds.

Tonight 20 Sep Greater Lake Tahoe Area

Mostly cloudy. Patchy smoke through the night. Haze after midnight. Lows 44 to 54. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Watson Lake Temperature Statistics

September Temperature

Truckee-Tahoe (6.2 miles)

  • Lowest 14 September, 2026

    26.6 °F

  • Average September

    50.2 °F

  • Highest 9 September, 2026

    87.8 °F

Climate (2021–2026)

Truckee-Tahoe (6.2 miles)

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  • Average Low 2021–2026

    28.6 °F

  • Average 2021–2026

    40.8 °F

  • Average High 2021–2026

    59.8 °F
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