Avon Weather Forecast

    • 64
    • 85

    Chance Thunderstorms

    • 61
    • 81

    Mostly Cloudy

    • 59
    • 78

    Rain Showers Likely

    • 63
    • 83

    Slight Chance Thunderstorms

    • 61
    • 84

    Mostly Sunny

    • 60
    • 79

    Slight Chance Thunderstorms

    • 62
    • 79

    Mostly Cloudy

Today 17 Aug Bon Homme

Mostly sunny with a slight chance of Showers and Thunderstorms. Highs in the mid 80s. Southwest Winds 10 to 15 Mph. Chance of rain 20 percent.

Tonight 17 Aug Bon Homme

Partly cloudy this Evening, then becoming mostly cloudy. A chance of Showers and Thunderstorms. Lows in the mid 60s. Southwest Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Avon Temperature Statistics

August Temperature

Yankton, Chan Gurney Municipal Airport (34.8 miles)

  • Lowest 5 August, 2026

    52 °F

  • Average August

    73 °F

  • Highest 11 August, 2026

    90 °F

Climate (2021–2026)

Yankton, Chan Gurney Municipal Airport (34.8 miles)

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  • Average Low 2021–2026

    39.3 °F

  • Average 2021–2026

    50.5 °F

  • Average High 2021–2026

    61.8 °F
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