Glenham, SD Weather & Growing Conditions
Tonight
54°F
Patchy Fog
Patchy fog. Cloudy, with a low around 54. Northeast wind around 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 54°F | Patchy Fog | 8 mph NE | 4% |
| Saturday | 68°F | Patchy Fog | 7 to 13 mph NE | 5% |
| Saturday Night | 52°F | Cloudy then Chance Rain Showers | 8 to 13 mph ENE | 26% |
| Sunday | 63°F | Chance Rain Showers | 15 mph E | 46% |
| Sunday Night | 49°F | Rain Showers Likely | 7 to 13 mph E | 61% |
| Monday | 65°F | Rain Showers Likely | 8 to 12 mph E | 55% |
| Monday Night | 47°F | Mostly Cloudy | 8 to 12 mph SE | 8% |
| Tuesday | 68°F | Partly Sunny | 9 to 20 mph SE | 5% |
| Tuesday Night | 51°F | Mostly Cloudy | 15 to 18 mph SE | 14% |
| Wednesday | 73°F | Partly Sunny | 20 mph SSE | 14% |
| Wednesday Night | 53°F | Chance Rain Showers | 8 to 17 mph SE | 30% |
| Thursday | 75°F | Slight Chance Rain Showers then Mostly Sunny | 7 to 12 mph SE | 19% |
| Thursday Night | 54°F | Partly Cloudy | 10 mph SE | 9% |
| Friday | 75°F | Partly Sunny | 9 to 18 mph SE | 8% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Glenham, SD
Last spring frost
May 5
First fall frost
Oct 4
Growing season
150 days
Hardiness zone
4b
Explore more for Glenham, SD: full frost dates · planting calendar · South Dakota frost dates
Climate data from the nearest NOAA station, Mobridge Muni Ap, Sd (6.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.