La Grande/Union County Airport Weather Forecast

    • 34
    • 49

    Rain

    • 30
    • 44

    Rain Likely

    • 34
    • 50

    Slight Chance Rain

    • 36
    • 56

    Slight Chance Rain

    • 38
    • 62

    Chance Rain/Snow

    • 28
    • 50

    Chance Rain/Snow

Today 4 Mar Grande Ronde Valley

A chance of rain in the Morning, then rain Showers and a chance of Thunderstorms in the afternoon. Highs in the upper 40s to lower 50s. Southwest wind 5 to 15 Mph. Chance of precipitation near 100 percent. Rainfall Amounts up to a half of an inch Possible, except higher Amounts possible in Thunderstorms.

Tonight 4 Mar Grande Ronde Valley

Rain Showers, snow and a chance of Thunderstorms in the Evening, then rain or snow overnight. No snow accumulation. Lows in the lower to mid 30s. West wind 5 to 15 Mph with Gusts to around 25 Mph. Chance of precipitation 90 percent.

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  • Temperature Real-Time

La Grande/Union County Airport Temperature Statistics

March Temperature

La Grande/Union County Airport (0 miles)

  • Lowest 1 March, 2026

    32 °F

  • Average March

    43.4 °F

  • Highest 1 March, 2026

    55 °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

    50.6 °F

  • Average High 2021–2026

    62.8 °F
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