Cottonwood Reservoir Weather Forecast

    • 39
    • 55

    Rain Showers Likely

    • 34
    • 58

    Partly Sunny

    • 41
    • 63

    Partly Sunny

    • 41
    • 62

    Chance Rain Showers

    • 39
    • 59

    Rain Showers Likely

    • 40
    • 59

    Partly Sunny

Today 13 May Harney County

Rain Showers likely. Snow Showers likely in the Morning, then a slight chance of Thunderstorms in the afternoon. Chance of precipitation 60 percent. Little or no snow accumulation. Highs 53 to 58. Breezy. Northwest Winds 10 to 20 Mph with Gusts to 30 Mph.

Tonight 13 May Harney County

Mostly cloudy with a 30 percent chance of rain Showers. Lows 36 to 41. Breezy. Northwest Winds 10 to 20 Mph with Gusts to 30 Mph.

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  • Temperature Forecast NOAA

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Cottonwood Reservoir Temperature Statistics

May Temperature

Burns Municipal Airport (39.8 miles)

  • Lowest 5 May, 2025

    26.9 °F

  • Average May

    53.6 °F

  • Highest 10 May, 2025

    79 °F

Climate (2020–Present)

Burns Municipal Airport (39.8 miles)

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  • Average Low 2020–2025

    32.1 °F

  • Average 2020–2025

    47.5 °F

  • Average High 2020–2025

    62.3 °F
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