Collins Reservoir Weather Forecast

    • 46
    • 72

    Mostly Sunny

    • 43
    • 77

    Rain Showers

    • 31
    • 50

    Rain Showers

    • 35
    • 55

    Mostly Sunny

    • 40
    • 63

    Mostly Sunny

    • 46
    • 73

    Mostly Sunny

    • 46
    • 77

    Mostly Sunny

Today 1 May Ochoco-John Day Highlands

Sunny. Highs in the upper 60s to mid 70s.

Tonight 1 May Ochoco-John Day Highlands

Mostly clear. Lows in the 40s.

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Collins Reservoir Temperature Statistics

May Temperature

Prineville Airport (47.8 miles)

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Climate (2020–Present)

Prineville Airport (47.8 miles)

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  • Average Low 2020–2025

    34.1 °F

  • Average 2020–2025

    49.2 °F

  • Average High 2020–2025

    62.6 °F
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