Fairburn, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Fairburn, a town in Custer County, South Dakota.
Overnight
51°F
Areas Of Smoke
Areas of smoke. Mostly clear, with a low around 51. North wind around 3 mph.
7-day forecast for Fairburn
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 51°F | Areas Of Smoke | 3 mph N | 1% |
| Tuesday | 72°F | Areas Of Smoke | 1 to 9 mph SE | 7% |
| Tuesday Night | 53°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 3 to 9 mph SW | 18% |
| Wednesday | 83°F | Sunny | 3 to 9 mph SW | 4% |
| Wednesday Night | 57°F | Mostly Clear | 5 to 9 mph S | 1% |
| Thursday | 92°F | Sunny | 5 to 9 mph S | 4% |
| Thursday Night | 62°F | Mostly Clear | 5 to 10 mph N | 1% |
| Friday | 96°F | Sunny | 3 to 10 mph E | 1% |
| Friday Night | 64°F | Mostly Clear | 2 to 12 mph NE | 1% |
| Saturday | 99°F | Sunny | 6 to 14 mph N | 1% |
| Saturday Night | 65°F | Mostly Clear | 5 to 14 mph N | 2% |
| Sunday | 97°F | Mostly Sunny | 5 to 15 mph NE | 5% |
| Sunday Night | 64°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 6 to 15 mph NE | 15% |
| Monday | 93°F | Mostly Sunny | 7 to 15 mph NE | 11% |
Forecast source: National Weather Service (api.weather.gov) for Fairburn (43.687, -103.209). Updated through the day.
Growing snapshot for Fairburn
Last spring frost
May 15
First fall frost
Sep 29
Growing season
133 days
Hardiness zone
5a
More local growing data for Fairburn: nearby ZIP 57738 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Wind Cave, Sd (18.3 mi from Fairburn). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.