Wallace, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Wallace, a town in Codington County, South Dakota.
This Afternoon
61°F
Chance Rain Showers
A chance of rain showers and patchy fog. Cloudy, with a high near 61. East wind around 12 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Wallace
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 61°F | Chance Rain Showers | 12 mph E | 49% |
| Tonight | 55°F | Chance Rain Showers then Areas Of Fog | 7 to 10 mph ENE | 28% |
| Saturday | 64°F | Areas Of Fog then Cloudy | 8 to 13 mph NE | 8% |
| Saturday Night | 53°F | Mostly Cloudy | 8 to 12 mph NE | 5% |
| Sunday | 64°F | Mostly Cloudy | 14 mph ENE | 10% |
| Sunday Night | 50°F | Chance Rain Showers | 8 to 12 mph E | 44% |
| Monday | 61°F | Chance Rain Showers | 10 mph E | 44% |
| Monday Night | 47°F | Mostly Cloudy | 6 to 9 mph ESE | 5% |
| Tuesday | 65°F | Mostly Sunny | 6 to 12 mph SE | 1% |
| Tuesday Night | 49°F | Partly Cloudy | 10 mph SE | 8% |
| Wednesday | 68°F | Partly Sunny | 10 to 15 mph SSE | 12% |
| Wednesday Night | 53°F | Chance Rain Showers | 8 to 12 mph SSE | 29% |
| Thursday | 70°F | Chance Rain Showers | 10 mph SSE | 29% |
| Thursday Night | 54°F | Partly Cloudy | 7 mph SSE | 13% |
Forecast source: National Weather Service (api.weather.gov) for Wallace (45.084, -97.478). Updated through the day.
Growing snapshot for Wallace
Last spring frost
May 4
First fall frost
Oct 6
Growing season
156 days
Hardiness zone
4b
More local growing data for Wallace: nearby ZIP 57272 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Webster, Sd (15.7 mi from Wallace). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.