Johnson Creek Reservoir Weather Forecast

    • 56
    • 93

    Increasing Clouds

    • 56
    • 93

    Chance Rain Showers

    • 54
    • 91

    Slight Chance Rain Showers

    • 51
    • 90

    Mostly Sunny

    • 53
    • 92

    Mostly Sunny

    • 56
    • 93

    Mostly Sunny

Today 13 Jul Ochoco-John Day Highlands

Partly cloudy. Patchy smoke. Highs in the mid 80s to lower 90s.

Tonight 13 Jul Ochoco-John Day Highlands

Mostly cloudy. Lows in the lower 50s to lower 60s.

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  • Temperature Real-Time

Johnson Creek Reservoir Temperature Statistics

July Temperature

Prineville Airport (8.1 miles)

  • Lowest 2 July, 2026

    33.8 °F

  • Average July

    67.7 °F

  • Highest 7 July, 2026

    93.2 °F

Climate (2021–2026)

Prineville Airport (8.1 miles)

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  • Average Low 2021–2026

    34.6 °F

  • Average 2021–2026

    49.6 °F

  • Average High 2021–2026

    63 °F
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