Boulder Lake Weather Forecast

    • 54
    • 86

    Partly Sunny

    • 55
    • 85

    Partly Sunny

    • 48
    • 75

    Chance Rain Showers

    • 43
    • 78

    Sunny

    • 48
    • 76

    Sunny

    • 45
    • 79

    Mostly Sunny

    • 44
    • 76

    Mostly Sunny

Today 26 Aug Northern Washoe County

Partly cloudy in the morning then becoming sunny. Highs 87 to 97. South Winds around 10 Mph increasing to southwest 15 to 25 Mph with Gusts up to 35 Mph in the afternoon.

Tonight 26 Aug Northern Washoe County

Partly cloudy. Lows 54 to 64. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Boulder Lake Temperature Statistics

August Temperature

Alturas (37.3 miles)

  • Lowest 16 August, 2026

    38.6 °F

  • Average August

    70.1 °F

  • Highest 7 August, 2026

    101.6 °F

Climate (2021–2026)

Alturas (37.3 miles)

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  • Average Low 2021–2026

    33.3 °F

  • Average 2021–2026

    49.3 °F

  • Average High 2021–2026

    64.8 °F
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