Clark, SD Weather & Growing Conditions
Overnight
48°F
Partly Cloudy
Partly cloudy, with a low around 48. Northwest wind around 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 48°F | Partly Cloudy | 8 mph NW | 0% |
| Tuesday | 70°F | Mostly Sunny | 7 to 12 mph NW | 1% |
| Tuesday Night | 53°F | Mostly Clear | 3 to 7 mph SW | 0% |
| Wednesday | 77°F | Sunny | 7 to 14 mph SW | 0% |
| Wednesday Night | 59°F | Partly Cloudy | 10 to 14 mph SSW | 1% |
| Thursday | 82°F | Sunny | 14 to 17 mph SSW | 3% |
| Thursday Night | 63°F | Mostly Clear | 14 mph S | 5% |
| Friday | 85°F | Sunny | 9 to 13 mph SSW | 7% |
| Friday Night | 63°F | Mostly Clear | 8 to 12 mph SE | 7% |
| Saturday | 85°F | Sunny | 12 to 17 mph SE | 7% |
| Saturday Night | 64°F | Slight Chance Showers And Thunderstorms | 16 mph ESE | 18% |
| Sunday | 82°F | Mostly Sunny | 15 mph E | 9% |
| Sunday Night | 64°F | Slight Chance Showers And Thunderstorms | 15 mph E | 23% |
| Monday | 80°F | Slight Chance Showers And Thunderstorms then Partly Sunny | 16 mph ENE | 23% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Clark, SD
Last spring frost
May 5
First fall frost
Oct 5
Growing season
153 days
Hardiness zone
4b
Explore more for Clark, SD: full frost dates · planting calendar · South Dakota frost dates
Climate data from the nearest NOAA station, Clark, Sd (0.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.