Fairburn, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Fairburn, a town in Custer County, South Dakota.
This Afternoon
56°F
Mostly Sunny
Mostly sunny. High near 56, with temperatures falling to around 50 in the afternoon. North wind around 7 mph.
7-day forecast for Fairburn
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 56°F | Mostly Sunny | 7 mph N | 0% |
| Tonight | 33°F | Mostly Cloudy | 1 to 7 mph NW | 0% |
| Thursday | 55°F | Mostly Sunny | 0 to 5 mph SE | 0% |
| Thursday Night | 32°F | Mostly Cloudy | 5 mph SW | 0% |
| Friday | 56°F | Mostly Sunny | 2 to 6 mph N | 0% |
| Friday Night | 35°F | Mostly Clear | 2 to 7 mph W | 0% |
| Saturday | 64°F | Sunny | 2 to 6 mph SW | 0% |
| Saturday Night | 36°F | Mostly Clear | 3 to 7 mph W | 0% |
| Sunday | 69°F | Sunny | 7 to 17 mph SW | 0% |
| Sunday Night | 43°F | Mostly Clear | 6 to 10 mph W | 0% |
| Monday | 63°F | Sunny | 3 to 8 mph N | 0% |
| Monday Night | 38°F | Partly Cloudy | 5 mph NW | 0% |
| Tuesday | 62°F | Mostly Sunny | 2 to 6 mph S | 0% |
| Tuesday Night | 40°F | Partly Cloudy | 2 to 6 mph NW | 1% |
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 Nov 5, 2026.