Cove Side Ranch Port Airport Weather Forecast

    • 37
    • 64

    Becoming Sunny

    • 41
    • 69

    Partly Sunny

    • 43
    • 71

    Partly Sunny

    • 45
    • 74

    Partly Sunny

    • 45
    • 76

    Mostly Sunny

    • 45
    • 79

    Partly Sunny

Today 18 May Grande Ronde Valley

Sunny. Highs in the mid 60s. Light Wind, becoming northwest 5 to 10 Mph in the afternoon.

Tonight 18 May Grande Ronde Valley

Mostly clear. Lows in the mid 30s. North wind 5 to 10 Mph in the Evening, becoming light.

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Cove Side Ranch Port Airport Temperature Statistics

May Temperature

La Grande/Union County Airport (9.3 miles)

  • Lowest 1 May, 2026

    36 °F

  • Average May

    60.2 °F

  • Highest 12 May, 2026

    91 °F

Climate (2021–Present)

La Grande/Union County Airport (9.3 miles)

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  • Average Low 2021–2026

    38.4 °F

  • Average 2021–2026

    50.7 °F

  • Average High 2021–2026

    62.8 °F
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