La Grande Weather Forecast

    • 46
    • 74

    Mostly Cloudy

    • 48
    • 74

    Mostly Cloudy

    • 43
    • 76

    Chance Rain

    • 29
    • 54

    Chance Rain

    • 33
    • 57

    Partly Sunny

    • 41
    • 60

    Mostly Cloudy

    • 37
    • 62

    Rain Likely

Today 18 Mar Grande Ronde Valley

Sunny. Highs in the mid 70s. South wind 5 to 10 Mph. Gusts up to 20 Mph in the afternoon.

Tonight 18 Mar Grande Ronde Valley

Mostly cloudy. Lows in the mid 40s. Southwest wind 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

La Grande Temperature Statistics

March Temperature

La Grande/Union County Airport (4.3 miles)

  • Lowest 3 March, 2026

    21.9 °F

  • Average March

    43.2 °F

  • Highest 7 March, 2026

    64 °F

Climate (2021–Present)

La Grande/Union County Airport (4.3 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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