Bon Homme Colony, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Bon Homme Colony, a community in Bon Homme County, South Dakota.
This Afternoon
67°F
Cloudy
Cloudy, with a high near 67. North wind around 10 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Bon Homme Colony
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 67°F | Cloudy | 10 mph N | 5% |
| Tonight | 57°F | Cloudy then Slight Chance Rain Showers | 10 mph NNE | 15% |
| Sunday | 64°F | Chance Rain Showers | 10 to 15 mph NE | 34% |
| Sunday Night | 54°F | Rain Showers | 10 mph ENE | 79% |
| Monday | 60°F | Rain Showers | 10 mph ENE | 79% |
| Monday Night | 49°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph E | 21% |
| Tuesday | 64°F | Partly Sunny | 5 to 10 mph ESE | 6% |
| Tuesday Night | 49°F | Partly Cloudy | 10 mph SE | 4% |
| Wednesday | 68°F | Mostly Sunny | 10 to 15 mph SSE | 14% |
| Wednesday Night | 54°F | Chance Rain Showers | 10 to 15 mph SE | 52% |
| Thursday | 69°F | Chance Showers And Thunderstorms | 10 mph SSE | 52% |
| Thursday Night | 56°F | Chance Rain Showers | 10 mph SE | 27% |
| Friday | 71°F | Slight Chance Rain Showers | 10 to 15 mph SE | 23% |
| Friday Night | 57°F | Chance Rain Showers | 10 to 15 mph SE | 30% |
Forecast source: National Weather Service (api.weather.gov) for Bon Homme Colony (42.865, -97.705). Updated through the day.
Growing snapshot for Bon Homme Colony
Last spring frost
May 1
First fall frost
Oct 7
Growing season
158 days
Hardiness zone
5a
More local growing data for Bon Homme Colony: nearby ZIP 57063 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Tyndall, Sd (10.3 mi from Bon Homme Colony). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.