Dallas, SD Weather & Growing Conditions
Today
69°F
Areas Of Smoke
Areas of smoke and a chance of rain showers before 1pm. Partly sunny, with a high near 69. North wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 69°F | Areas Of Smoke | 7 to 13 mph N | 27% |
| Tonight | 52°F | Partly Cloudy | 6 mph W | 7% |
| Wednesday | 77°F | Sunny | 5 to 10 mph S | 2% |
| Wednesday Night | 58°F | Mostly Clear | 10 to 15 mph S | 1% |
| Thursday | 86°F | Sunny | 14 to 17 mph S | 6% |
| Thursday Night | 64°F | Mostly Clear | 16 mph S | 6% |
| Friday | 91°F | Sunny | 10 to 15 mph S | 3% |
| Friday Night | 66°F | Mostly Clear | 12 mph SE | 6% |
| Saturday | 94°F | Sunny | 13 to 23 mph S | 3% |
| Saturday Night | 66°F | Mostly Clear | 10 to 21 mph SE | 6% |
| Sunday | 90°F | Mostly Sunny | 10 to 17 mph SE | 3% |
| Sunday Night | 67°F | Slight Chance Showers And Thunderstorms | 13 to 17 mph E | 24% |
| Monday | 89°F | Slight Chance Showers And Thunderstorms then Partly Sunny | 13 to 17 mph NE | 23% |
| Monday Night | 65°F | Slight Chance Showers And Thunderstorms | 12 to 17 mph E | 21% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Dallas, SD
Last spring frost
May 6
First fall frost
Oct 3
Growing season
149 days
Hardiness zone
5a
Explore more for Dallas, SD: full frost dates · planting calendar · South Dakota frost dates
Climate data from the nearest NOAA station, Gregory, Sd (6.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.