La Grande Reservoir Weather Forecast

    • 26
    • 36

    Chance Snow

    • 30
    • 37

    Snow Likely

    • 30
    • 40

    Slight Chance Rain/Snow

    • 32
    • 42

    Mostly Cloudy

    • 29
    • 42

    Chance Rain/Snow

    • 26
    • 39

    Slight Chance Snow

Today 28 Jan Southern Blue Mountains of Oregon

Mostly cloudy with a 20 percent chance of mountain snow in the Morning, then mostly sunny in the afternoon. Highs in the lower to mid 40s.

Tonight 28 Jan Southern Blue Mountains of Oregon

Mostly cloudy. A chance of rain and mountain snow overnight. Snow level 4500 feet. Lows in the upper 20s to mid 30s. Chance of precipitation 40 percent.

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La Grande Reservoir Temperature Statistics

January Temperature

La Grande/Union County Airport (13.7 miles)

  • Lowest 25 January, 2026

    8.1 °F

  • Average January

    34.2 °F

  • Highest 3 January, 2026

    54 °F

Climate (2021–Present)

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

    62.6 °F
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