Cottonwood Reservoir Weather Forecast

    • 44
    • 64

    Mostly Cloudy

    • 44
    • 71

    Partly Sunny

    • 39
    • 67

    Rain Showers

    • 35
    • 48

    Rain Showers

    • 32
    • 53

    Chance Rain Showers

    • 34
    • 57

    Mostly Sunny

Today 19 Apr Harney County

Partly sunny. Highs 65 to 71. Southeast Winds 10 to 15 Mph.

Tonight 19 Apr Harney County

Mostly cloudy. Lows 35 to 44. East Winds 10 to 15 Mph.

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Cottonwood Reservoir Temperature Statistics

April Temperature

Burns Municipal Airport (39.8 miles)

  • Lowest 17 April, 2026

    16 °F

  • Average April

    43.7 °F

  • Highest 6 April, 2026

    73.7 °F

Climate (2021–Present)

Burns Municipal Airport (39.8 miles)

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  • Average Low 2021–2026

    32.4 °F

  • Average 2021–2026

    47.9 °F

  • Average High 2021–2026

    62.6 °F
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