Boulder Reservoir Weather Forecast

    • 62
    • 93

    Smoke

    • 58
    • 92

    Smoke

    • 56
    • 92

    Sunny

    • 55
    • 91

    Sunny

    • 54
    • 88

    Mostly Sunny

    • 55
    • 86

    Mostly Sunny

    • 55
    • 84

    Partly Sunny

Today 7 Aug Northern Washoe County

Sunny. Haze and patchy smoke in the morning. Highs 94 to 104. Light Winds becoming southwest around 10 Mph in the afternoon.

Tonight 7 Aug Northern Washoe County

Partly cloudy in the evening then becoming clear. Haze and patchy smoke after midnight. Lows 60 to 70. West Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

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Boulder Reservoir Temperature Statistics

August Temperature

Alturas (42.9 miles)

  • Lowest 4 August, 2026

    43.6 °F

  • Average August

    73.7 °F

  • Highest 4 August, 2026

    97.6 °F

Climate (2021–2026)

Alturas (42.9 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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