Mansfield, SD Weather & Growing Conditions
Overnight
55°F
Patchy Fog
Patchy fog. Cloudy, with a low around 55. Northeast wind around 9 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 55°F | Patchy Fog | 9 mph NE | 13% |
| Saturday | 67°F | Patchy Fog | 13 mph NE | 3% |
| Saturday Night | 52°F | Cloudy then Slight Chance Rain Showers | 8 to 12 mph NE | 15% |
| Sunday | 66°F | Chance Rain Showers | 13 mph ENE | 32% |
| Sunday Night | 50°F | Chance Rain Showers | 7 to 10 mph ENE | 52% |
| Monday | 64°F | Chance Rain Showers | 9 mph E | 52% |
| Monday Night | 46°F | Mostly Cloudy | 8 mph ESE | 8% |
| Tuesday | 67°F | Partly Sunny | 6 to 14 mph SE | 3% |
| Tuesday Night | 50°F | Mostly Cloudy | 13 mph SSE | 14% |
| Wednesday | 69°F | Partly Sunny then Slight Chance Rain Showers | 14 to 17 mph SSE | 18% |
| Wednesday Night | 52°F | Chance Rain Showers | 9 to 14 mph SSE | 28% |
| Thursday | 71°F | Chance Rain Showers then Partly Sunny | 10 mph SSE | 28% |
| Thursday Night | 53°F | Partly Cloudy | 8 mph SE | 12% |
| Friday | 73°F | Partly Sunny | 7 to 15 mph SE | 12% |
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 Sep 19, 2026.