Clark Lake Weather Forecast

    • 61
    • 82

    Patchy Smoke

    • 62
    • 84

    Patchy Smoke

    • 58
    • 84

    Mostly Sunny

    • 59
    • 83

    Mostly Sunny

    • 62
    • 86

    Partly Sunny

    • 59
    • 84

    Partly Sunny

Today 16 Aug John Day Basin

Partly cloudy in the morning then clearing. Patchy smoke. Highs in the mid 80s to lower 90s. Light wind.

Tonight 16 Aug John Day Basin

Mostly cloudy. Patchy smoke through the night. Lows in the mid 50s to lower 60s. North wind 5 to 10 Mph in the Evening, becoming light.

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Clark Lake Temperature Statistics

August Temperature

Grant County Regional Airport (59.7 miles)

  • Lowest 3 August, 2026

    44.2 °F

  • Average August

    72 °F

  • Highest 7 August, 2026

    99.5 °F

Climate (2021–2026)

Grant County Regional Airport (59.7 miles)

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  • Average Low 2021–2026

    39 °F

  • Average 2021–2026

    50.2 °F

  • Average High 2021–2026

    62 °F
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