John Day Weather Forecast

    • 45
    • 75

    Sunny

    • 47
    • 81

    Rain Showers

    • 37
    • 59

    Rain Showers

    • 37
    • 60

    Partly Sunny

    • 39
    • 69

    Mostly Sunny

    • 47
    • 79

    Mostly Sunny

    • 49
    • 83

    Partly Sunny

Today 1 May John Day Basin

Sunny. Highs in the mid 70s to lower 80s. Light wind.

Tonight 1 May John Day Basin

Clear. Lows in the 40s. East wind 5 to 10 Mph.

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John Day Temperature Statistics

May Temperature

Grant County Regional Airport (0.6 miles)

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  • Average May

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Climate (2020–Present)

Grant County Regional Airport (0.6 miles)

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  • Average Low 2020–2025

    39.1 °F

  • Average 2020–2025

    50.4 °F

  • Average High 2020–2025

    62.2 °F
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