Chamberlain, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Chamberlain, a city in Brule County, South Dakota.
Tonight
58°F
Cloudy
Cloudy. Low around 58, with temperatures rising to around 61 overnight. North wind 5 to 10 mph.
7-day forecast for Chamberlain
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 58°F | Cloudy | 5 to 10 mph N | 9% |
| Saturday | 66°F | Patchy Fog then Cloudy | 10 mph NNE | 10% |
| Saturday Night | 55°F | Cloudy | 10 mph NE | 14% |
| Sunday | 62°F | Rain Showers Likely | 10 to 15 mph ENE | 57% |
| Sunday Night | 52°F | Rain Showers | 10 mph ENE | 89% |
| Monday | 61°F | Rain Showers | 10 mph E | 89% |
| Monday Night | 48°F | Mostly Cloudy | 5 to 10 mph ESE | 11% |
| Tuesday | 66°F | Mostly Cloudy | 10 to 15 mph SE | 11% |
| Tuesday Night | 52°F | Mostly Cloudy then Slight Chance Rain Showers | 15 mph SE | 15% |
| Wednesday | 70°F | Chance Rain Showers | 15 to 20 mph SSE | 31% |
| Wednesday Night | 55°F | Chance Rain Showers | 10 to 15 mph SSE | 32% |
| Thursday | 72°F | Chance Rain Showers then Partly Sunny | 10 mph SSE | 32% |
| Thursday Night | 56°F | Partly Cloudy | 10 mph SE | 10% |
| Friday | 72°F | Partly Sunny | 10 to 15 mph SE | 10% |
Forecast source: National Weather Service (api.weather.gov) for Chamberlain (43.799, -99.330). Updated through the day.
Growing snapshot for Chamberlain
Last spring frost
May 1
First fall frost
Oct 7
Growing season
158 days
Hardiness zone
5a
More local growing data for Chamberlain: nearby ZIP 57325 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Chamberlain Muni Ap, Sd (4.7 mi from Chamberlain). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.