La Grande/Union County Airport Weather Forecast

    • 58
    • 100

    Areas Smoke

    • 53
    • 97

    Sunny

    • 53
    • 90

    Sunny

    • 53
    • 89

    Sunny

    • 53
    • 90

    Sunny

    • 54
    • 90

    Sunny

    • 56
    • 95

    Sunny

Today 24 Jul Grande Ronde Valley

Very hot. Sunny. Patchy smoke. Highs 99 to 100. Light wind.

Tonight 24 Jul Grande Ronde Valley

Clear, smoke. Lows in the mid to upper 50s. Northwest wind 5 to 10 Mph.

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La Grande/Union County Airport Temperature Statistics

July Temperature

La Grande/Union County Airport (0 miles)

  • Lowest 2 July, 2026

    48 °F

  • Average July

    73.1 °F

  • Highest 15 July, 2026

    97 °F

Climate (2021–2026)

La Grande/Union County Airport (0 miles)

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  • Average Low 2021–2026

    38.3 °F

  • Average 2021–2026

    50.5 °F

  • Average High 2021–2026

    62.7 °F
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