Morristown, SD Weather & Growing Conditions
This Afternoon
65°F
Chance Rain Showers
A chance of rain showers. Cloudy. High near 65, with temperatures falling to around 60 in the afternoon. East northeast wind around 9 mph. Chance of precipitation is 30%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 65°F | Chance Rain Showers | 9 mph ENE | 34% |
| Tonight | 56°F | Rain Showers Likely | 8 to 12 mph ENE | 67% |
| Sunday | 57°F | Rain Showers | 12 to 16 mph E | 88% |
| Sunday Night | 49°F | Rain Showers | 5 to 10 mph ENE | 80% |
| Monday | 64°F | Mostly Cloudy | 5 to 12 mph ESE | 10% |
| Monday Night | 45°F | Partly Cloudy | 10 mph SE | 5% |
| Tuesday | 66°F | Partly Sunny | 12 to 25 mph SE | 3% |
| Tuesday Night | 50°F | Mostly Cloudy | 16 to 22 mph SE | 5% |
| Wednesday | 73°F | Partly Sunny then Slight Chance Rain Showers | 17 to 23 mph SE | 23% |
| Wednesday Night | 53°F | Showers And Thunderstorms Likely | 3 to 20 mph SE | 57% |
| Thursday | 78°F | Mostly Sunny | 3 to 7 mph ESE | 3% |
| Thursday Night | 54°F | Partly Cloudy | 5 mph SE | 5% |
| Friday | 78°F | Mostly Sunny | 6 to 21 mph SE | 4% |
| Friday Night | 56°F | Mostly Cloudy then Slight Chance Rain Showers | 14 to 20 mph SE | 19% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Morristown, SD
Last spring frost
May 10
First fall frost
Sep 30
Growing season
142 days
Hardiness zone
4b
Explore more for Morristown, SD: full frost dates · planting calendar · South Dakota frost dates
Climate data from the nearest NOAA station, Lemmon, Sd (18.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.