La Grande/Union County Airport Weather Forecast

    • 54
    • 94

    Patchy Smoke

    • 54
    • 94

    Patchy Smoke

    • 57
    • 93

    Partly Sunny

    • 60
    • 93

    Mostly Cloudy

    • 62
    • 97

    Hot

    • 61
    • 97

    Slight Chance Rain Showers

    • 60
    • 97

    Chance Rain Showers

Today 17 Jul Grande Ronde Valley

Sunny. Patchy smoke. Highs in the lower to mid 90s. Light wind.

Tonight 17 Jul Grande Ronde Valley

Clear. Patchy smoke. Lows in the lower to mid 50s. Northwest wind 5 to 15 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

    71.6 °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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