Harman US

Hot Springs, SD Weather & Growing Conditions

Today
68°F
Patchy Fog then Chance Showers And Thunderstorms
Patchy fog and a slight chance of showers and thunderstorms before 11am, then patchy fog and a chance of showers and thunderstorms between 11am and noon, then a chance of showers and thunderstorms. Mostly cloudy. High near 68, with temperatures falling to around 66 in the afternoon. East wind 8 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.

7-day forecast

WhenTempForecastWindPrecip
Today 68°F Patchy Fog then Chance Showers And Thunderstorms 8 to 15 mph E 40%
Tonight 51°F Showers And Thunderstorms 12 to 16 mph NE 87%
Sunday 61°F Showers And Thunderstorms 12 mph E 85%
Sunday Night 47°F Showers And Thunderstorms 7 to 13 mph NE 87%
Monday 63°F Slight Chance Rain Showers then Mostly Cloudy 7 to 13 mph NE 22%
Monday Night 47°F Mostly Cloudy 6 to 13 mph E 10%
Tuesday 71°F Mostly Sunny 6 to 14 mph SE 11%
Tuesday Night 52°F Slight Chance Rain Showers 3 to 14 mph SE 18%
Wednesday 76°F Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms 3 to 10 mph SE 15%
Wednesday Night 53°F Slight Chance Showers And Thunderstorms then Partly Cloudy 3 to 8 mph S 21%
Thursday 78°F Mostly Sunny 5 to 9 mph S 6%
Thursday Night 55°F Mostly Clear 3 to 9 mph NE 7%
Friday 79°F Mostly Sunny 3 to 14 mph E 7%
Friday Night 56°F Slight Chance Rain Showers 6 to 14 mph S 17%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Hot Springs, SD

Last spring frost
May 16
First fall frost
Sep 27
Growing season
133 days
Hardiness zone
5a

Explore more for Hot Springs, SD: full frost dates · planting calendar · South Dakota frost dates

Climate data from the nearest NOAA station, Hot Springs, Sd (5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.