Clarno Weather Forecast

    • 56
    • 89

    Sunny

    • 59
    • 94

    Sunny

    • 63
    • 99

    Hot

    • 69
    • 101

    Hot

    • 68
    • 102

    Hot

    • 67
    • 102

    Hot

Today 20 Aug John Day Basin

Sunny. Highs in the 80s. Light Wind, becoming northwest 5 to 10 Mph in the afternoon.

Tonight 20 Aug John Day Basin

Mostly clear. Lows in the lower to mid 50s. North wind 5 to 10 Mph in the Evening, becoming light.

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Clarno Temperature Statistics

August Temperature

Prineville Airport (47.8 miles)

  • Lowest 8 August, 2025

    35.6 °F

  • Average August

    68.6 °F

  • Highest 11 August, 2025

    98.6 °F

Climate (2020–Present)

Prineville Airport (47.8 miles)

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  • Average Low 2020–2025

    34.2 °F

  • Average 2020–2025

    49.3 °F

  • Average High 2020–2025

    62.8 °F
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