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Fairburn, SD Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Fairburn, a town in Custer County, South Dakota.

Today
68°F
Areas Of Fog
Areas of fog and a chance of showers and thunderstorms. Cloudy, with a high near 68. East wind 5 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.

7-day forecast for Fairburn

WhenTempForecastWindPrecip
Today 68°F Areas Of Fog 5 to 10 mph E 49%
Tonight 49°F Showers And Thunderstorms 7 to 10 mph NE 77%
Sunday 60°F Showers And Thunderstorms 7 to 12 mph E 88%
Sunday Night 45°F Showers And Thunderstorms 5 to 10 mph NE 97%
Monday 63°F Chance Rain Showers 5 to 9 mph NE 39%
Monday Night 45°F Slight Chance Rain Showers then Mostly Cloudy 5 to 9 mph SE 22%
Tuesday 73°F Partly Sunny 5 to 15 mph S 9%
Tuesday Night 50°F Slight Chance Rain Showers then Partly Cloudy 6 to 14 mph S 18%
Wednesday 78°F Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms 6 to 13 mph S 20%
Wednesday Night 51°F Chance Showers And Thunderstorms then Partly Cloudy 3 to 8 mph S 27%
Thursday 80°F Mostly Sunny 2 to 8 mph S 8%
Thursday Night 52°F Mostly Clear 2 to 8 mph S 9%
Friday 81°F Mostly Sunny 3 to 14 mph S 6%
Friday Night 54°F Slight Chance Rain Showers 9 to 14 mph S 17%

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

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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 Sep 19, 2026.