Salem, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Salem, a city in Mccook County, South Dakota.
This Afternoon
50°F
Rain Showers Likely
Rain showers likely. Cloudy. High near 50, with temperatures falling to around 45 in the afternoon. North northwest wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Salem
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 50°F | Rain Showers Likely | 20 mph NNW | 72% |
| Tonight | 37°F | Rain Showers Likely | 15 to 20 mph NNW | 70% |
| Wednesday | 45°F | Rain Showers | 15 to 20 mph NW | 86% |
| Wednesday Night | 35°F | Chance Rain Showers then Mostly Cloudy | 15 mph NW | 54% |
| Thursday | 46°F | Partly Sunny | 10 to 15 mph NNW | 7% |
| Thursday Night | 30°F | Mostly Cloudy | 5 to 10 mph NNE | 0% |
| Friday | 46°F | Partly Sunny | 5 mph SE | 0% |
| Friday Night | 30°F | Partly Cloudy | 5 mph S | 0% |
| Saturday | 56°F | Mostly Sunny | 5 to 10 mph WSW | 3% |
| Saturday Night | 34°F | Mostly Clear | 5 mph WNW | 4% |
| Sunday | 57°F | Sunny | 5 to 10 mph SW | 1% |
| Sunday Night | 38°F | Mostly Clear | 10 mph S | 0% |
| Monday | 59°F | Mostly Sunny | 10 to 15 mph W | 0% |
| Monday Night | 37°F | Mostly Clear | 5 to 10 mph NW | 0% |
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 Nov 4, 2026.