Hamill, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hamill, a community in Tripp County, South Dakota.
Tonight
35°F
Cloudy
Cloudy. Low around 35, with temperatures rising to around 37 overnight. Northwest wind 14 to 17 mph, with gusts as high as 26 mph.
7-day forecast for Hamill
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 35°F | Cloudy | 14 to 17 mph NW | 2% |
| Wednesday | 49°F | Mostly Cloudy | 18 mph NW | 13% |
| Wednesday Night | 33°F | Mostly Cloudy | 13 to 16 mph NW | 8% |
| Thursday | 50°F | Mostly Sunny | 8 to 14 mph N | 0% |
| Thursday Night | 28°F | Partly Cloudy | 6 mph E | 0% |
| Friday | 52°F | Mostly Sunny | 5 to 8 mph S | 0% |
| Friday Night | 31°F | Partly Cloudy | 7 mph S | 0% |
| Saturday | 61°F | Mostly Sunny | 7 to 14 mph W | 5% |
| Saturday Night | 34°F | Mostly Clear | 10 mph W | 2% |
| Sunday | 65°F | Sunny | 8 to 12 mph SW | 0% |
| Sunday Night | 40°F | Mostly Clear | 14 mph SW | 0% |
| Monday | 62°F | Sunny | 9 to 18 mph NW | 0% |
| Monday Night | 37°F | Partly Cloudy | 7 mph W | 0% |
| Tuesday | 61°F | Mostly Sunny | 7 to 10 mph S | 0% |
Forecast source: National Weather Service (api.weather.gov) for Hamill (43.594, -99.693). Updated through the day.
Growing snapshot for Hamill
Last spring frost
May 1
First fall frost
Oct 10
Growing season
162 days
Hardiness zone
5a
More local growing data for Hamill: nearby ZIP 57534 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Winner Wiley Fld, Sd (15.2 mi from Hamill). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.