La Grande/Union County Airport Weather Forecast

    • 42
    • 75

    Increasing Clouds

    • 36
    • 63

    Partly Sunny

    • 40
    • 66

    Partly Sunny

    • 42
    • 70

    Rain Showers Likely

    • 40
    • 65

    Rain Showers

    • 40
    • 63

    Chance Rain Showers

Today 5 Jun Grande Ronde Valley

Sunny. Highs in the lower to mid 70s. Northwest wind 5 to 10 Mph with Gusts to around 20 Mph.

Tonight 5 Jun Grande Ronde Valley

Mostly cloudy. Lows in the lower 40s. Northwest wind 5 to 15 Mph.

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La Grande/Union County Airport Temperature Statistics

June Temperature

La Grande/Union County Airport (0 miles)

  • Lowest 2 June, 2026

    37.9 °F

  • Average June

    59 °F

  • Highest 2 June, 2026

    79 °F

Climate (2021–Present)

La Grande/Union County Airport (0 miles)

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  • Average Low 2021–2026

    38.3 °F

  • Average 2021–2026

    50.7 °F

  • Average High 2021–2026

    62.8 °F
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