Boulder Reservoir Weather Forecast

    • 54
    • 87

    Mostly Sunny

    • 56
    • 88

    Mostly Sunny

    • 59
    • 88

    Mostly Cloudy

    • 58
    • 84

    Mostly Cloudy

    • 57
    • 84

    Slight Chance Rain Showers

    • 57
    • 85

    Slight Chance Rain Showers

Today 17 Jul Northern Washoe County

Sunny. Highs 88 to 98. Light Winds becoming southwest 10 to 15 Mph in the afternoon.

Tonight 17 Jul Northern Washoe County

Clear. Lows 53 to 63. West Winds 10 to 15 Mph.

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Boulder Reservoir Temperature Statistics

July Temperature

Alturas (42.9 miles)

  • Lowest 1 July, 2026

    38.6 °F

  • Average July

    69.2 °F

  • Highest 11 July, 2026

    95.6 °F

Climate (2021–2026)

Alturas (42.9 miles)

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  • Average Low 2021–2026

    33.4 °F

  • Average 2021–2026

    49.3 °F

  • Average High 2021–2026

    64.7 °F
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