Mound City, SD Weather & Growing Conditions
Overnight
31°F
Cloudy
Cloudy. Low around 31, with temperatures rising to around 39 overnight. North northwest wind around 13 mph, with gusts as high as 23 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 31°F | Cloudy | 13 mph NNW | 0% |
| Wednesday | 49°F | Mostly Cloudy | 14 to 18 mph NNW | 0% |
| Wednesday Night | 28°F | Mostly Cloudy then Patchy Fog | 8 to 14 mph NNW | 0% |
| Thursday | 45°F | Patchy Fog then Mostly Sunny | 5 to 9 mph N | 0% |
| Thursday Night | 23°F | Partly Cloudy | 5 mph ESE | 0% |
| Friday | 48°F | Mostly Sunny | 3 to 8 mph S | 0% |
| Friday Night | 28°F | Partly Cloudy | 6 mph SSW | 0% |
| Saturday | 57°F | Sunny | 5 to 15 mph WSW | 0% |
| Saturday Night | 30°F | Mostly Clear | 3 to 9 mph WSW | 0% |
| Sunday | 58°F | Sunny | 3 to 12 mph SSW | 0% |
| Sunday Night | 35°F | Partly Cloudy | 5 to 8 mph SW | 0% |
| Monday | 60°F | Mostly Sunny | 6 to 14 mph WNW | 0% |
| Monday Night | 31°F | Mostly Clear | 2 to 6 mph WNW | 0% |
| Tuesday | 56°F | Mostly Sunny | 2 to 8 mph SW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Mound City, SD
Last spring frost
May 8
First fall frost
Oct 1
Growing season
145 days
Hardiness zone
4b
Explore more for Mound City, SD: full frost dates · planting calendar · South Dakota frost dates
Climate data from the nearest NOAA station, Selby, Sd (11.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.