La Grande Reservoir Weather Forecast

    • 58
    • 88

    Areas Smoke

    • 53
    • 90

    Chance Rain Showers

    • 53
    • 91

    Sunny

    • 47
    • 88

    Sunny

    • 47
    • 82

    Mostly Sunny

    • 47
    • 80

    Mostly Sunny

Today 22 Jul Southern Blue Mountains of Oregon

Partly cloudy. Patchy smoke. Highs in the upper 80s to mid 90s.

Tonight 22 Jul Southern Blue Mountains of Oregon

Partly cloudy. Patchy smoke in the Evening, then Areas of smoke overnight. Lows in the upper 50s to mid 60s.

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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

    72.4 °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

    38.2 °F

  • Average 2021–2026

    50.5 °F

  • Average High 2021–2026

    62.7 °F
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