National Weather Service Forecast for: Hartford SD
Issued by: National Weather Service Sioux Falls, SD
Updated: 1:38 am CST Dec 23, 2025
 
Overnight

Overnight: Partly cloudy, with a steady temperature around 32. North northwest wind around 10 mph.
Partly Cloudy
Tuesday

Tuesday: Mostly sunny, with a high near 40. North wind 5 to 10 mph becoming east in the afternoon.
Mostly Sunny
Tuesday
Night
Tuesday Night: Mostly cloudy, with a low around 28. East southeast wind 10 to 15 mph.
Mostly Cloudy
Wednesday

Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 46. South southeast wind 5 to 10 mph becoming northeast in the afternoon.
Decreasing
Clouds
Wednesday
Night
Wednesday Night: Increasing clouds, with a low around 29. North northeast wind 5 to 10 mph becoming east after midnight.
Increasing
Clouds
Christmas
Day
Christmas Day: Cloudy, with a high near 42. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Cloudy
Thursday
Night
Thursday Night: Mostly cloudy, with a low around 32.
Mostly Cloudy
Friday

Friday: Partly sunny, with a high near 42.
Partly Sunny
Friday
Night
Friday Night: Partly cloudy, with a low around 32.
Partly Cloudy
Lo 32 °F Hi 40 °F Lo 28 °F Hi 46 °F Lo 29 °F Hi 42 °F Lo 32 °F Hi 42 °F Lo 32 °F

Hazardous Weather Outlook
 

Overnight
 
Partly cloudy, with a steady temperature around 32. North northwest wind around 10 mph.
Tuesday
 
Mostly sunny, with a high near 40. North wind 5 to 10 mph becoming east in the afternoon.
Tuesday Night
 
Mostly cloudy, with a low around 28. East southeast wind 10 to 15 mph.
Wednesday
 
Mostly cloudy, then gradually becoming sunny, with a high near 46. South southeast wind 5 to 10 mph becoming northeast in the afternoon.
Wednesday Night
 
Increasing clouds, with a low around 29. North northeast wind 5 to 10 mph becoming east after midnight.
Christmas Day
 
Cloudy, with a high near 42. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
 
Mostly cloudy, with a low around 32.
Friday
 
Partly sunny, with a high near 42.
Friday Night
 
Partly cloudy, with a low around 32.
Saturday
 
Partly sunny, with a high near 41. Breezy.
Saturday Night
 
Partly cloudy, with a low around 9. Blustery.
Sunday
 
Mostly sunny, with a high near 19. Blustery.
Sunday Night
 
Mostly clear, with a low around 7.
Monday
 
Sunny, with a high near 25.

 

Forecast from NOAA-NWS for Hartford SD.