Interior, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Interior, a town in Jackson County, South Dakota.
Overnight
50°F
Areas Of Smoke
Areas of smoke. Mostly clear, with a low around 50. West wind around 5 mph.
7-day forecast for Interior
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 50°F | Areas Of Smoke | 5 mph W | 5% |
| Tuesday | 74°F | Areas Of Smoke then Mostly Sunny | 6 mph W | 16% |
| Tuesday Night | 55°F | Partly Cloudy | 7 mph SW | 8% |
| Wednesday | 86°F | Sunny | 8 mph SW | 4% |
| Wednesday Night | 60°F | Mostly Clear | 6 to 14 mph S | 4% |
| Thursday | 95°F | Sunny | 7 to 12 mph W | 2% |
| Thursday Night | 64°F | Mostly Clear | 8 mph S | 1% |
| Friday | 98°F | Sunny | 7 to 13 mph N | 1% |
| Friday Night | 67°F | Mostly Clear | 9 to 15 mph SE | 3% |
| Saturday | 101°F | Sunny | 9 to 15 mph NW | 1% |
| Saturday Night | 65°F | Mostly Clear | 6 to 15 mph E | 2% |
| Sunday | 98°F | Mostly Sunny | 6 to 22 mph E | 11% |
| Sunday Night | 66°F | Chance Showers And Thunderstorms then Partly Cloudy | 9 to 22 mph E | 27% |
| Monday | 95°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 9 to 20 mph NE | 15% |
Forecast source: National Weather Service (api.weather.gov) for Interior (43.727, -101.983). Updated through the day.
Growing snapshot for Interior
Last spring frost
May 5
First fall frost
Oct 7
Growing season
152 days
Hardiness zone
5a
More local growing data for Interior: nearby ZIP 57750 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Interior 3 Ne, Sd (10.7 mi from Interior). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.