Sun Valley Weather Forecast

    • 43
    • 72

    Mostly Sunny

    • 51
    • 73

    Sunny

    • 54
    • 78

    Mostly Sunny

    • 55
    • 81

    Partly Sunny

    • 55
    • 82

    Mostly Sunny

    • 55
    • 83

    Mostly Sunny

Today 17 Sep Greater Reno-Carson City-Minden Area

Sunny. Patchy smoke. Highs 72 to 77. Southwest Winds 10 to 15 Mph.

Tonight 17 Sep Greater Reno-Carson City-Minden Area

Clear. Patchy smoke. Lows 39 to 49. West Winds 10 to 15 Mph. Gusts up to 30 Mph in the evening.

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Sun Valley Temperature Statistics

September Temperature

Reno, Reno Tahoe International Airport (5.6 miles)

  • Lowest 14 September, 2026

    46 °F

  • Average September

    68.2 °F

  • Highest 9 September, 2026

    92.6 °F

Climate (2021–2026)

Reno, Reno Tahoe International Airport (5.6 miles)

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  • Average Low 2021–2026

    43.1 °F

  • Average 2021–2026

    56.2 °F

  • Average High 2021–2026

    69.9 °F
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