Mansfield, SD Weather & Growing Conditions
Overnight
36°F
Chance Light Rain
A chance of rain. Cloudy. Low around 36, with temperatures rising to around 40 overnight. North northwest wind around 17 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 36°F | Chance Light Rain | 17 mph NNW | 31% |
| Wednesday | 46°F | Chance Light Rain | 18 mph NNW | 40% |
| Wednesday Night | 31°F | Mostly Cloudy | 12 to 15 mph NNW | 0% |
| Thursday | 41°F | Partly Sunny | 8 to 14 mph N | 0% |
| Thursday Night | 24°F | Mostly Cloudy | 2 to 6 mph E | 0% |
| Friday | 42°F | Mostly Sunny | 2 to 7 mph SSE | 0% |
| Friday Night | 25°F | Partly Cloudy | 6 mph S | 0% |
| Saturday | 55°F | Sunny | 6 to 12 mph SW | 0% |
| Saturday Night | 31°F | Mostly Clear | 5 to 8 mph W | 0% |
| Sunday | 55°F | Sunny | 5 to 10 mph SW | 0% |
| Sunday Night | 34°F | Partly Cloudy | 8 mph SW | 0% |
| Monday | 59°F | Mostly Sunny | 6 to 12 mph WNW | 0% |
| Monday Night | 32°F | Mostly Clear | 3 to 7 mph NW | 0% |
| Tuesday | 54°F | Mostly Sunny | 3 to 7 mph WSW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Mansfield, SD
Last spring frost
May 11
First fall frost
Sep 27
Growing season
137 days
Hardiness zone
4b
Explore more for Mansfield, SD: full frost dates · planting calendar · South Dakota frost dates
Climate data from the nearest NOAA station, Mellette 4 W, Sd (9.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.