Boulder Reservoir Weather Forecast

    • 50
    • 74

    Decreasing Clouds

    • 44
    • 76

    Mostly Sunny

    • 50
    • 77

    Mostly Sunny

    • 49
    • 81

    Mostly Sunny

    • 45
    • 74

    Breezy

    • 43
    • 70

    Breezy

    • 41
    • 69

    Breezy

Today 28 Aug Northern Washoe County

Mostly cloudy with a chance of Showers. Highs 74 to 84. South Winds 10 to 15 Mph. Gusts up to 30 Mph in the afternoon.

Tonight 28 Aug Northern Washoe County

Mostly cloudy in the evening then clearing. Lows 48 to 58. Southwest Winds 10 to 15 Mph. Gusts up to 30 Mph in the evening.

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Boulder Reservoir Temperature Statistics

August Temperature

Alturas (42.9 miles)

  • Lowest 16 August, 2026

    38.6 °F

  • Average August

    70 °F

  • Highest 7 August, 2026

    101.6 °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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