Summerset, SD Weather & Growing Conditions
Today
65°F
Areas Of Fog then Showers And Thunderstorms Likely
Areas of fog and a slight chance of showers and thunderstorms before 9am, then patchy fog and a chance of showers and thunderstorms between 9am and noon, then showers and thunderstorms likely. Cloudy, with a high near 65. East wind 5 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 65°F | Areas Of Fog then Showers And Thunderstorms Likely | 5 to 10 mph E | 68% |
| Tonight | 51°F | Showers And Thunderstorms | 10 mph E | 75% |
| Sunday | 58°F | Rain Showers | 9 to 13 mph E | 82% |
| Sunday Night | 47°F | Showers And Thunderstorms | 5 to 10 mph E | 98% |
| Monday | 62°F | Chance Rain Showers | 5 to 14 mph E | 43% |
| Monday Night | 48°F | Slight Chance Rain Showers then Mostly Cloudy | 14 mph SE | 16% |
| Tuesday | 73°F | Mostly Sunny | 13 to 23 mph SE | 4% |
| Tuesday Night | 54°F | Partly Cloudy | 10 to 18 mph SE | 8% |
| Wednesday | 78°F | Mostly Sunny then Chance Showers And Thunderstorms | 7 to 12 mph SE | 25% |
| Wednesday Night | 54°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 to 9 mph S | 26% |
| Thursday | 79°F | Mostly Sunny | 3 to 9 mph S | 10% |
| Thursday Night | 55°F | Mostly Clear | 9 mph S | 6% |
| Friday | 80°F | Mostly Sunny | 7 to 20 mph S | 4% |
| Friday Night | 57°F | Slight Chance Rain Showers | 14 to 18 mph S | 18% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Summerset, SD
Last spring frost
May 10
First fall frost
Oct 5
Growing season
147 days
Hardiness zone
5a
Explore more for Summerset, SD: full frost dates · planting calendar · South Dakota frost dates
Climate data from the nearest NOAA station, Rapid City 4Nw, Sd (8.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.