Ochoco Reservoir Weather Forecast

    • 36
    • 60

    Rain Likely

    • 30
    • 48

    Rain Likely

    • 31
    • 56

    Mostly Sunny

    • 31
    • 59

    Mostly Sunny

    • 31
    • 57

    Mostly Sunny

    • 34
    • 57

    Partly Sunny

    • 35
    • 59

    Partly Sunny

Today 21 Apr Ochoco-John Day Highlands

Mostly cloudy with a 50 percent chance of rain. Highs in the mid 50s to mid 60s. Rainfall Amounts less than a quarter of an inch.

Tonight 21 Apr Ochoco-John Day Highlands

Rain Showers and a chance of Thunderstorms in the Evening, then a chance of rain and high mountain snow overnight. High mountain snow accumulation up to 1 inch. Lows in the lower to mid 30s. West wind 5 to 15 Mph overnight. Gusts up to 30 Mph. Chance of precipitation near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Ochoco Reservoir Temperature Statistics

April Temperature

Prineville Airport (10.6 miles)

  • Lowest 3 April, 2026

    17.6 °F

  • Average April

    47.9 °F

  • Highest 5 April, 2026

    75.2 °F

Climate (2021–Present)

Prineville Airport (10.6 miles)

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  • Average Low 2021–2026

    34.7 °F

  • Average 2021–2026

    49.7 °F

  • Average High 2021–2026

    63.1 °F
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