Bison, SD Weather & Growing Conditions
Overnight
53°F
Areas Of Fog
Areas of fog after 4am. Cloudy. Low around 53, with temperatures rising to around 58 overnight. Northeast wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 53°F | Areas Of Fog | 3 mph NE | 8% |
| Saturday | 66°F | Patchy Fog | 3 to 12 mph NE | 45% |
| Saturday Night | 49°F | Showers And Thunderstorms Likely | 12 mph E | 71% |
| Sunday | 59°F | Rain Showers | 12 to 16 mph E | 79% |
| Sunday Night | 46°F | Rain Showers | 8 to 13 mph E | 79% |
| Monday | 64°F | Chance Rain Showers then Mostly Cloudy | 7 to 16 mph E | 44% |
| Monday Night | 46°F | Mostly Cloudy | 16 mph SE | 6% |
| Tuesday | 71°F | Partly Sunny | 14 to 25 mph SE | 5% |
| Tuesday Night | 50°F | Mostly Cloudy | 15 to 25 mph SE | 6% |
| Wednesday | 77°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 15 to 18 mph SE | 15% |
| Wednesday Night | 51°F | Slight Chance Showers And Thunderstorms | 3 to 16 mph SE | 22% |
| Thursday | 79°F | Mostly Sunny | 2 to 10 mph SE | 11% |
| Thursday Night | 52°F | Partly Cloudy | 8 to 12 mph SE | 8% |
| Friday | 80°F | Mostly Sunny | 8 to 21 mph SE | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Bison, SD
Last spring frost
May 10
First fall frost
Oct 1
Growing season
144 days
Hardiness zone
4b
Explore more for Bison, SD: full frost dates · planting calendar · South Dakota frost dates
Climate data from the nearest NOAA station, Bison, Sd (11.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.