Appleton Weather Forecast

    • 39
    • 55

    Rain Showers Likely

    • 37
    • 54

    Partly Sunny

    • 43
    • 62

    Partly Sunny

    • 42
    • 63

    Mostly Sunny

    • 42
    • 65

    Partly Sunny

    • 43
    • 62

    Mostly Sunny

Today 19 May Lower Slopes of the Eastern Washington Cascades Crest

Rain and high mountain snow Showers likely in the Morning, then rain Showers in the afternoon. Little or no high mountain snow accumulation. Highs in the upper 40s to upper 50s, except in the upper 50s to lower 60s Valleys. Southwest wind 5 to 10 Mph. Gusts up to 20 Mph increasing to 35 Mph in the afternoon. Chance of precipitation 90 percent.

Tonight 19 May Lower Slopes of the Eastern Washington Cascades Crest

Partly cloudy. A chance of rain Showers in the Evening, then a chance of rain and high mountain snow Showers overnight. Lows in the 30s. West wind 5 to 15 Mph. Gusts up to 35 Mph decreasing to 25 Mph overnight. Chance of precipitation 50 percent.

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Appleton Temperature Statistics

May Temperature

The Dalles Municipal Airport (14.3 miles)

  • Lowest 1 May, 2025

    38.6 °F
  • Average May

    59.3 °F
  • Highest 1 May, 2025

    81.6 °F

Climate (2020–Present)

The Dalles Municipal Airport (14.3 miles)

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  • Average Low 2020–2025

    45.9 °F
  • Average 2020–2025

    56.1 °F
  • Average High 2020–2025

    66.6 °F
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