Grindstone Reservoir Weather Forecast

    • 27
    • 51

    Decreasing Clouds

    • 25
    • 54

    Mostly Sunny

    • 30
    • 57

    Mostly Sunny

    • 30
    • 59

    Mostly Sunny

    • 38
    • 65

    Rain Showers Likely

    • 26
    • 53

    Rain Showers Likely

Today 14 Oct Ochoco-John Day Highlands

Mostly cloudy in the Morning, becoming mostly sunny. Widespread frost in the morning. Highs in the upper 40s to lower 50s.

Tonight 14 Oct Ochoco-John Day Highlands

Mostly clear. Patchy frost in the Evening, then widespread frost overnight. Lows in the mid 20s to lower 30s. Gusts up to 20 Mph in the evening.

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  • Temperature Real-Time

Grindstone Reservoir Temperature Statistics

October Temperature

Burns Municipal Airport (46 miles)

  • Lowest 7 October, 2025

    25 °F

  • Average October

    48.9 °F

  • Highest 8 October, 2025

    73.9 °F

Climate (2020–Present)

Burns Municipal Airport (46 miles)

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  • Average Low 2020–2025

    32 °F

  • Average 2020–2025

    47.5 °F

  • Average High 2020–2025

    62.2 °F
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