Walton Lake Weather Forecast

    • 37
    • 56

    Rain Showers Likely

    • 43
    • 64

    Mostly Sunny

    • 49
    • 73

    Sunny

    • 43
    • 72

    Mostly Sunny

    • 41
    • 62

    Partly Sunny

    • 44
    • 63

    Partly Sunny

Today 14 Sep Ochoco-John Day Highlands

Mostly cloudy in the Morning, becoming partly cloudy. A chance of Showers and Thunderstorms. Highs in the lower to mid 60s. West wind 5 to 15 Mph in the afternoon. Chance of precipitation 50 percent. Rainfall Amounts less than a quarter of an Inch, except higher Amounts possible in Thunderstorms.

Tonight 14 Sep Ochoco-John Day Highlands

Mostly clear. A 20 percent chance of rain Showers in the evening. Lows in the lower 30s to lower 40s. Gusts up to 20 Mph in the evening. Rainfall Amounts less than a tenth of an inch.

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Walton Lake Temperature Statistics

September Temperature

Prineville Airport (29.8 miles)

  • Lowest 7 September, 2025

    44.6 °F

  • Average September

    68.3 °F

  • Highest 2 September, 2025

    96.8 °F

Climate (2020–Present)

Prineville Airport (29.8 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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