Boulder Reservoir Weather Forecast

    • 32
    • 56

    Mostly Sunny

    • 37
    • 64

    Mostly Sunny

    • 38
    • 67

    Mostly Sunny

    • 41
    • 69

    Sunny

    • 40
    • 69

    Mostly Sunny

    • 40
    • 69

    Mostly Sunny

Today 13 Oct Northern Washoe County

Sunny. Highs 56 to 66. Northwest Winds around 10 Mph in the morning becoming light.

Tonight 13 Oct Northern Washoe County

Clear. Lows 27 to 37. Light Winds.

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Boulder Reservoir Temperature Statistics

October Temperature

Alturas (42.9 miles)

  • Lowest 1 October, 2026

    34.6 °F

  • Average October

    59.7 °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

    64.8 °F
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