Collins Reservoir Weather Forecast

    • 37
    • 54

    Increasing Clouds

    • 37
    • 56

    Mostly Cloudy

    • 37
    • 54

    Rain/Snow Likely

    • 28
    • 46

    Chance Rain/Snow

    • 25
    • 42

    Mostly Cloudy

    • 30
    • 43

    Rain/Snow Likely

Today 14 Nov Ochoco-John Day Highlands

Partly sunny with a 20 percent chance of rain in the Morning, then sunny in the afternoon. Highs in the lower to mid 50s.

Tonight 14 Nov Ochoco-John Day Highlands

Mostly clear. Lows in the upper 20s to mid 30s.

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  • Temperature Real-Time

Collins Reservoir Temperature Statistics

November Temperature

Prineville Airport (47.8 miles)

  • Lowest 8 November, 2025

    24.8 °F

  • Average November

    47.5 °F

  • Highest 1 November, 2025

    73.4 °F

Climate (2020–Present)

Prineville Airport (47.8 miles)

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  • Average Low 2020–2025

    34.3 °F

  • Average 2020–2025

    49.4 °F

  • Average High 2020–2025

    62.8 °F
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