Big Stone City, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Big Stone City, a city in Grant County, South Dakota.
This Afternoon
62°F
Widespread Drizzle
Widespread drizzle and patchy fog. Cloudy, with a high near 62. East wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Big Stone City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 62°F | Widespread Drizzle | 14 mph E | 63% |
| Tonight | 55°F | Areas Of Drizzle | 6 to 12 mph ENE | 52% |
| Saturday | 66°F | Patchy Fog then Cloudy | 7 to 10 mph NNE | 12% |
| Saturday Night | 52°F | Mostly Cloudy | 5 to 8 mph NNE | 4% |
| Sunday | 67°F | Mostly Cloudy | 6 to 12 mph NE | 5% |
| Sunday Night | 49°F | Cloudy then Slight Chance Rain Showers | 5 to 8 mph ENE | 20% |
| Monday | 64°F | Slight Chance Rain Showers | 7 mph E | 20% |
| Monday Night | 45°F | Mostly Cloudy | 6 mph ESE | 3% |
| Tuesday | 65°F | Mostly Sunny | 3 to 10 mph SE | 1% |
| Tuesday Night | 46°F | Partly Cloudy | 8 mph SE | 2% |
| Wednesday | 68°F | Mostly Sunny | 6 to 13 mph SE | 9% |
| Wednesday Night | 50°F | Mostly Cloudy then Chance Rain Showers | 6 to 9 mph SE | 30% |
| Thursday | 72°F | Chance Rain Showers then Partly Sunny | 6 to 9 mph SSE | 30% |
| Thursday Night | 52°F | Partly Cloudy | 7 mph SSE | 8% |
Forecast source: National Weather Service (api.weather.gov) for Big Stone City (45.309, -96.473). Updated through the day.
Growing snapshot for Big Stone City
Last spring frost
May 2
First fall frost
Oct 4
Growing season
153 days
Hardiness zone
4b
More local growing data for Big Stone City: nearby ZIP 57216 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Milbank 4 Nw, Sd (6.9 mi from Big Stone City). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.