Appleton Weather Forecast

    • 61
    • 84

    Slight Chance Thunderstorms

    • 59
    • 88

    Slight Chance Thunderstorms

    • 61
    • 91

    Partly Sunny

    • 64
    • 93

    Mostly Sunny

    • 65
    • 94

    Partly Sunny

    • 64
    • 95

    Slight Chance Thunderstorms

Today 14 Aug Grand Valley

Mostly sunny in the Morning, then partly sunny with a slight chance of Showers and Thunderstorms in the afternoon. Highs 75 to 85. Chance of rain 20 percent.

Tonight 14 Aug Grand Valley

Partly cloudy. Lows 55 to 65.

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Appleton Temperature Statistics

August Temperature

Grand Junction Regional Airport (3.7 miles)

  • Lowest 6 August, 2026

    60.7 °F

  • Average August

    85.6 °F

  • Highest 3 August, 2026

    105.7 °F

Climate (2021–2026)

Grand Junction Regional Airport (3.7 miles)

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  • Average Low 2021–2026

    43.7 °F

  • Average 2021–2026

    56.3 °F

  • Average High 2021–2026

    69.2 °F
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