La Grande Reservoir Weather Forecast

    • 48
    • 82

    Areas Smoke

    • 48
    • 82

    Areas Smoke

    • 51
    • 87

    Sunny

    • 41
    • 80

    Mostly Sunny

    • 41
    • 70

    Sunny

    • 46
    • 77

    Mostly Sunny

Today 29 Jul Southern Blue Mountains of Oregon

Sunny. Patchy smoke. Highs in the upper 70s to upper 80s.

Tonight 29 Jul Southern Blue Mountains of Oregon

Mostly clear. Patchy smoke. Lows in the lower to mid 50s. Gusts up to 20 Mph in the evening.

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La Grande Reservoir Temperature Statistics

July Temperature

La Grande/Union County Airport (13.7 miles)

  • Lowest 2 July, 2026

    48 °F

  • Average July

    73.6 °F

  • Highest 15 July, 2026

    97 °F

Climate (2021–2026)

La Grande/Union County Airport (13.7 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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