National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Yankton, Chan Gurney Municipal Airport (KYKN)

Lat: 42.92°NLon: 97.38°WElev: 1306ft.

Fair

38°F

3°C

Humidity 79%
Wind Speed W 5 mph
Barometer 30.14 in (1022.2 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 10 Nov 1:56 am CST
Extended Forecast for

Avon SD

  • Overnight

    Overnight: Clear, with a low around 39. Northwest wind around 5 mph becoming calm.

    Low: 39 °F

    Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 62. Light southwest wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 62 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly cloudy during the early evening, then becoming clear, with a low around 43. South wind 10 to 15 mph becoming northwest after midnight. Winds could gust as high as 25 mph.

    Low: 43 °F

    Clear

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 53. North northwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 53 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 33. North wind around 5 mph.

    Low: 33 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 40. North northeast wind around 5 mph.

    High: 40 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 39. Northwest wind around 5 mph becoming calm.
Tuesday
Increasing clouds, with a high near 62. Light southwest wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
Mostly cloudy during the early evening, then becoming clear, with a low around 43. South wind 10 to 15 mph becoming northwest after midnight. Winds could gust as high as 25 mph.
Veterans Day
Mostly sunny, with a high near 53. North northwest wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 33. North wind around 5 mph.
Thursday
Mostly sunny, with a high near 40. North northeast wind around 5 mph.
Thursday Night
Mostly clear, with a low around 25.
Friday
Sunny, with a high near 42.
Friday Night
Partly cloudy, with a low around 30.
Saturday
Mostly sunny, with a high near 47.
Saturday Night
Mostly cloudy, with a low around 36.
Sunday
Partly sunny, with a high near 50.
Sunday Night
Mostly cloudy, with a low around 39.
Monday
Mostly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Avon SD
 43°N 98.05°W (Elev. 1647 ft)
Last Update:
12:33 am CST Nov 10, 2026
Forecast Valid:
2am CST Nov 10, 2026-6pm CST Nov 16, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation