Red Bridge Wayside State Park Weather Forecast

    • 35
    • 62

    Becoming Sunny

    • 39
    • 67

    Partly Sunny

    • 40
    • 68

    Partly Sunny

    • 42
    • 72

    Partly Sunny

    • 42
    • 74

    Mostly Sunny

    • 42
    • 76

    Partly Sunny

Today 18 May Southern Blue Mountains of Oregon

Partly cloudy in the Morning, becoming sunny. Highs in the mid 50s to lower 60s. Gusts up to 20 Mph in the afternoon.

Tonight 18 May Southern Blue Mountains of Oregon

Mostly clear. Lows in the 30s. Gusts up to 20 Mph in the evening.

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Red Bridge Wayside State Park Temperature Statistics

May Temperature

La Grande/Union County Airport (15.5 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 (15.5 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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