Boulder Reservoir Weather Forecast

    • 34
    • 48

    Rain/Snow

    • 36
    • 54

    Rain/Snow

    • 40
    • 60

    Rain Showers Likely

    • 40
    • 59

    Rain Showers Likely

    • 39
    • 61

    Slight Chance Thunderstorms

    • 42
    • 64

    Mostly Sunny

    • 46
    • 71

    Mostly Sunny

Today 26 May Northern Washoe County

Showers in the Morning, then chance of Showers and Thunderstorms in the afternoon. Snow level 6000 to 6500 feet. Snow accumulation up to 1 inch. Highs 52 to 62. Northwest Winds 10 to 20 Mph with Gusts up to 35 Mph.

Tonight 26 May Northern Washoe County

Mostly cloudy with a chance of Showers. Snow level 6000 to 6500 feet. Snow accumulation up to 1 inch. Lows 34 to 44. Northwest Winds 10 to 20 Mph with Gusts up to 30 Mph.

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Boulder Reservoir Temperature Statistics

May Temperature

Alturas (42.9 miles)

  • Lowest 19 May, 2026

    27.6 °F

  • Average May

    56.9 °F

  • Highest 12 May, 2026

    88.6 °F

Climate (2021–Present)

Alturas (42.9 miles)

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  • Average Low 2021–2026

    33.5 °F

  • Average 2021–2026

    49.7 °F

  • Average High 2021–2026

    65 °F
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