White Horse, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for White Horse, a community in Todd County, South Dakota.
Today
68°F
Areas Of Smoke
Areas of smoke and a slight chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 68. North wind 5 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
7-day forecast for White Horse
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 68°F | Areas Of Smoke | 5 to 9 mph N | 19% |
| Tonight | 51°F | Partly Cloudy | 2 to 6 mph S | 5% |
| Wednesday | 79°F | Sunny | 5 to 10 mph SW | 3% |
| Wednesday Night | 58°F | Mostly Clear | 10 to 17 mph S | 2% |
| Thursday | 88°F | Sunny | 15 mph S | 4% |
| Thursday Night | 64°F | Mostly Clear | 13 to 16 mph S | 6% |
| Friday | 92°F | Sunny | 14 mph NW | 2% |
| Friday Night | 65°F | Mostly Clear | 14 mph SE | 2% |
| Saturday | 96°F | Sunny | 13 to 21 mph W | 3% |
| Saturday Night | 63°F | Mostly Clear | 8 to 20 mph SE | 6% |
| Sunday | 92°F | Mostly Sunny | 8 to 18 mph SE | 3% |
| Sunday Night | 65°F | Chance Showers And Thunderstorms | 12 to 18 mph SE | 28% |
| Monday | 90°F | Slight Chance Showers And Thunderstorms | 12 to 17 mph E | 18% |
| Monday Night | 63°F | Chance Showers And Thunderstorms | 12 to 17 mph E | 27% |
Forecast source: National Weather Service (api.weather.gov) for White Horse (43.310, -100.598). Updated through the day.
Growing snapshot for White Horse
Last spring frost
May 9
First fall frost
Oct 1
Growing season
146 days
Hardiness zone
5a
More local growing data for White Horse: nearby ZIP 57555 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Antelope
Mission
Okreek
Parmelee
Rosebud
Sicangu Village
Soldier Creek
Spring Creek
St. Francis
Two Strike
Climate data from the nearest NOAA station, Mission, Sd (1.5 mi from White Horse). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.