Shaw Reservoir Weather Forecast

    • 37
    • 83

    Rain Showers Likely

    • 37
    • 52

    Rain Showers

    • 43
    • 65

    Chance Rain Showers

    • 46
    • 74

    Rain Showers Likely

    • 39
    • 66

    Rain Showers

    • 38
    • 66

    Slight Chance Thunderstorms

Today 25 May Southern Blue Mountains of Oregon

Sunny in the Morning, becoming partly cloudy. Highs in the mid 70s to lower 80s. Southwest wind 5 to 15 Mph with Gusts to around 30 Mph in the afternoon.

Tonight 25 May Southern Blue Mountains of Oregon

A chance of rain Showers in the Evening, then rain and high mountain snow Showers overnight. No high mountain snow accumulation. Lows in the mid 30s to lower 40s. Northwest wind 5 to 15 Mph. Gusts up to 35 Mph decreasing to 25 Mph overnight. Chance of precipitation near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Shaw Reservoir Temperature Statistics

May Temperature

La Grande/Union County Airport (13.7 miles)

  • Lowest 19 May, 2026

    33.1 °F

  • Average May

    57.7 °F

  • Highest 12 May, 2026

    91 °F

Climate (2021–Present)

La Grande/Union County Airport (13.7 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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