Wederspahn Lake Weather Forecast

    • 50
    • 84

    Increasing Clouds

    • 50
    • 81

    Mostly Cloudy

    • 43
    • 77

    Chance Rain Showers

    • 43
    • 65

    Mostly Cloudy

    • 46
    • 72

    Partly Sunny

    • 50
    • 78

    Partly Sunny

Today 23 May Upper Columbia Basin

Partly cloudy in the Morning, becoming sunny. Highs in the lower to mid 80s. South wind 5 to 15 Mph. Gusts up to 25 Mph in the afternoon.

Tonight 23 May Upper Columbia Basin

Partly cloudy. Lows in the lower 50s. West wind 5 to 15 Mph with Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Wederspahn Lake Temperature Statistics

May Temperature

Grant County Airport (32.9 miles)

  • Lowest 17 May, 2026

    35.7 °F

  • Average May

    62.4 °F

  • Highest 4 May, 2026

    89.7 °F

Climate (2021–Present)

Grant County Airport (32.9 miles)

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  • Average Low 2021–2026

    41 °F

  • Average 2021–2026

    52.8 °F

  • Average High 2021–2026

    64.3 °F
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