La Grande/Union County Airport Weather Forecast

    • 56
    • 93

    Areas Smoke

    • 53
    • 93

    Patchy Smoke

    • 53
    • 90

    Mostly Sunny

    • 53
    • 89

    Mostly Sunny

    • 53
    • 90

    Mostly Sunny

    • 53
    • 88

    Mostly Sunny

    • 53
    • 86

    Mostly Sunny

Today 7 Aug Grande Ronde Valley

Hot, sunny. Areas of smoke. Highs in the upper 90s. Northwest wind 5 to 10 Mph.

Tonight 7 Aug Grande Ronde Valley

Clear. Smoke in the Evening, then Areas of smoke overnight. Lows in the mid to upper 50s. Northwest wind 5 to 10 Mph in the Evening, becoming light.

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La Grande/Union County Airport Temperature Statistics

August Temperature

La Grande/Union County Airport (0 miles)

  • Lowest 5 August, 2026

    43 °F

  • Average August

    68.4 °F

  • Highest 5 August, 2026

    93 °F

Climate (2021–2026)

La Grande/Union County Airport (0 miles)

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  • Average Low 2021–2026

    38.2 °F

  • Average 2021–2026

    50.5 °F

  • Average High 2021–2026

    62.7 °F
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