Cow Creek, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Cow Creek, a community in Hughes County, South Dakota.
This Afternoon
69°F
Patchy Fog
Patchy fog before 5pm. Cloudy, with a high near 69. North northeast wind around 6 mph.
7-day forecast for Cow Creek
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 69°F | Patchy Fog | 6 mph NNE | 1% |
| Tonight | 57°F | Cloudy then Patchy Fog | 6 to 10 mph NNE | 5% |
| Saturday | 66°F | Patchy Fog then Cloudy | 12 mph NE | 12% |
| Saturday Night | 54°F | Chance Rain Showers | 13 mph ENE | 39% |
| Sunday | 62°F | Rain Showers Likely | 14 mph ENE | 73% |
| Sunday Night | 52°F | Rain Showers | 10 to 14 mph ENE | 89% |
| Monday | 62°F | Rain Showers | 12 mph E | 83% |
| Monday Night | 50°F | Slight Chance Rain Showers then Mostly Cloudy | 13 mph ESE | 20% |
| Tuesday | 68°F | Partly Sunny | 14 to 22 mph SE | 10% |
| Tuesday Night | 54°F | Mostly Cloudy | 22 mph SE | 14% |
| Wednesday | 73°F | Slight Chance Rain Showers | 22 mph SE | 21% |
| Wednesday Night | 56°F | Chance Rain Showers | 13 to 21 mph SE | 28% |
| Thursday | 75°F | Slight Chance Rain Showers then Mostly Sunny | 12 mph SE | 19% |
| Thursday Night | 57°F | Partly Cloudy | 13 mph ESE | 7% |
Forecast source: National Weather Service (api.weather.gov) for Cow Creek (44.549, -100.468). Updated through the day.
Growing snapshot for Cow Creek
Last spring frost
May 6
First fall frost
Oct 5
Growing season
152 days
Hardiness zone
4b
More local growing data for Cow Creek: nearby ZIP 57501 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Oahe Dam, Sd (8 mi from Cow Creek). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.