Salem, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Salem, a city in Mccook County, South Dakota.
Today
72°F
Scattered Rain Showers
Scattered rain showers before 5pm. Mostly cloudy, with a high near 72. Northwest wind 5 to 10 mph. Chance of precipitation is 30%.
7-day forecast for Salem
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Scattered Rain Showers | 5 to 10 mph NW | 26% |
| Tonight | 52°F | Partly Cloudy | 0 to 5 mph WSW | 3% |
| Wednesday | 77°F | Mostly Sunny | 5 mph S | 1% |
| Wednesday Night | 56°F | Mostly Clear | 5 to 10 mph S | 0% |
| Thursday | 84°F | Mostly Sunny | 10 to 15 mph S | 2% |
| Thursday Night | 63°F | Mostly Clear | 10 to 15 mph S | 5% |
| Friday | 88°F | Sunny | 10 to 15 mph SSW | 9% |
| Friday Night | 65°F | Mostly Clear | 10 mph S | 12% |
| Saturday | 90°F | Sunny | 10 to 15 mph SSE | 6% |
| Saturday Night | 67°F | Slight Chance Showers And Thunderstorms | 10 to 15 mph ESE | 17% |
| Sunday | 88°F | Mostly Sunny | 10 to 15 mph ESE | 11% |
| Sunday Night | 67°F | Slight Chance Showers And Thunderstorms | 15 mph E | 17% |
| Monday | 87°F | Slight Chance Showers And Thunderstorms then Partly Sunny | 15 mph ENE | 17% |
| Monday Night | 66°F | Slight Chance Showers And Thunderstorms | 15 mph ENE | 16% |
Forecast source: National Weather Service (api.weather.gov) for Salem (43.723, -97.389). Updated through the day.
Growing snapshot for Salem
Last spring frost
May 7
First fall frost
Sep 29
Growing season
144 days
Hardiness zone
5a
More local growing data for Salem: nearby ZIP 57058 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Salem 5Ne, Sd (4.7 mi from Salem). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.