Boulder Reservoir Weather Forecast

    • 33
    • 57

    Decreasing Clouds

    • 26
    • 48

    Partly Sunny

    • 28
    • 50

    Partly Sunny

    • 29
    • 52

    Partly Sunny

    • 26
    • 48

    Slight Chance Rain/Snow

    • 24
    • 44

    Slight Chance Snow

Today 25 Oct Northern Washoe County

Mostly cloudy. Highs 57 to 67. Light Winds becoming south around 10 Mph in the afternoon.

Tonight 25 Oct Northern Washoe County

Mostly cloudy in the evening then becoming partly cloudy. Lows 29 to 39. Southwest Winds 10 to 15 Mph.

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Boulder Reservoir Temperature Statistics

October Temperature

Alturas (42.9 miles)

  • Lowest 12 October, 2026

    15.7 °F

  • Average October

    53.6 °F

  • Highest 3 October, 2026

    89.7 °F

Climate (2021–2026)

Alturas (42.9 miles)

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  • Average Low 2021–2026

    33.2 °F

  • Average 2021–2026

    49.2 °F

  • Average High 2021–2026

    64.9 °F
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