Barnes Butte Reservoir Weather Forecast

    • 31
    • 60

    Chance Rain Showers

    • 33
    • 65

    Partly Sunny

    • 32
    • 64

    Partly Sunny

    • 35
    • 67

    Mostly Sunny

    • 37
    • 70

    Mostly Sunny

    • 36
    • 71

    Mostly Sunny

Today 25 Sep Central Oregon

Partly cloudy with a 20 percent chance of rain Showers. Highs in the upper 50s to lower 60s. Windy. Southwest wind 15 to 25 Mph with Gusts to around 40 Mph.

Tonight 25 Sep Central Oregon

Partly cloudy. Lows in the 30s. West wind 5 to 15 Mph with Gusts to around 35 Mph in the Evening, becoming light.

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Barnes Butte Reservoir Temperature Statistics

September Temperature

Prineville Airport (5 miles)

  • Lowest 14 September, 2026

    32 °F

  • Average September

    56.9 °F

  • Highest 9 September, 2026

    86 °F

Climate (2021–2026)

Prineville Airport (5 miles)

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  • Average Low 2021–2026

    34.6 °F

  • Average 2021–2026

    49.6 °F

  • Average High 2021–2026

    63 °F
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