Hill City, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hill City, a city in Pennington County, South Dakota.
Overnight
44°F
Areas Of Smoke
Areas of smoke. Mostly clear, with a low around 44. West wind around 1 mph.
7-day forecast for Hill City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 44°F | Areas Of Smoke | 1 mph W | 1% |
| Tuesday | 67°F | Areas Of Smoke then Mostly Sunny | 0 to 3 mph S | 7% |
| Tuesday Night | 48°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 3 mph SW | 19% |
| Wednesday | 76°F | Sunny | 0 to 5 mph SW | 8% |
| Wednesday Night | 54°F | Mostly Clear | 0 to 3 mph W | 2% |
| Thursday | 85°F | Sunny | 0 to 5 mph N | 4% |
| Thursday Night | 58°F | Mostly Clear | 0 to 3 mph N | 1% |
| Friday | 88°F | Sunny | 1 to 6 mph S | 2% |
| Friday Night | 63°F | Mostly Clear | 1 to 5 mph SW | 1% |
| Saturday | 91°F | Sunny | 2 to 6 mph N | 2% |
| Saturday Night | 61°F | Mostly Clear | 0 to 5 mph NW | 2% |
| Sunday | 88°F | Mostly Sunny | 0 to 7 mph S | 6% |
| Sunday Night | 61°F | Partly Cloudy | 1 to 6 mph N | 14% |
| Monday | 86°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 1 to 7 mph NE | 17% |
Forecast source: National Weather Service (api.weather.gov) for Hill City (43.932, -103.569). Updated through the day.
Growing snapshot for Hill City
Last spring frost
May 15
First fall frost
Oct 1
Growing season
138 days
Hardiness zone
5a
More local growing data for Hill City: nearby ZIP 57751 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Caputa
Colonial Pine Hills
Cottonwood
Green Valley
Johnson Siding
Keystone
New Underwood
Quinn
Rapid City
Wall
Climate data from the nearest NOAA station, Mt Rushmore Nmem, Sd (1.6 mi from Hill City). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.