Grindstone Reservoir Weather Forecast

    • 31
    • 61

    Decreasing Clouds

    • 32
    • 61

    Mostly Sunny

    • 40
    • 73

    Sunny

    • 41
    • 79

    Sunny

    • 42
    • 76

    Sunny

    • 45
    • 79

    Sunny

    • 48
    • 83

    Mostly Sunny

Today 9 Jun Ochoco-John Day Highlands

Partly cloudy. Highs in the upper 50s to mid 60s. West wind 5 to 15 Mph with Gusts to around 30 Mph.

Tonight 9 Jun Ochoco-John Day Highlands

Mostly clear. Lows in the 30s. West wind 5 to 15 Mph in the Evening, becoming light. Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grindstone Reservoir Temperature Statistics

June Temperature

Burns Municipal Airport (46 miles)

  • Lowest 1 June, 2026

    30.7 °F

  • Average June

    56.5 °F

  • Highest 2 June, 2026

    81.6 °F

Climate (2021–Present)

Burns Municipal Airport (46 miles)

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  • Average Low 2021–2026

    32.2 °F

  • Average 2021–2026

    47.8 °F

  • Average High 2021–2026

    62.7 °F
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