Tyndall, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Tyndall, a city in Bon Homme County, South Dakota.
Overnight
59°F
Chance Rain Showers
A chance of rain showers and patchy smoke. Mostly cloudy, with a low around 59. North wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Tyndall
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 59°F | Chance Rain Showers | 15 mph N | 38% |
| Tuesday | 73°F | Chance Showers And Thunderstorms | 5 to 15 mph NNW | 50% |
| Tuesday Night | 54°F | Mostly Cloudy | 0 to 5 mph W | 3% |
| Wednesday | 79°F | Mostly Sunny | 0 to 5 mph SSE | 2% |
| Wednesday Night | 56°F | Mostly Clear | 5 mph S | 0% |
| Thursday | 86°F | Sunny | 5 to 15 mph S | 3% |
| Thursday Night | 65°F | Mostly Clear | 5 to 15 mph SSW | 8% |
| Friday | 91°F | Sunny | 5 to 10 mph SSW | 6% |
| Friday Night | 67°F | Mostly Clear | 5 to 10 mph S | 10% |
| Saturday | 95°F | Sunny | 5 to 15 mph S | 4% |
| Saturday Night | 69°F | Mostly Clear | 10 to 15 mph S | 11% |
| Sunday | 93°F | Mostly Sunny | 5 to 15 mph SSE | 4% |
| Sunday Night | 71°F | Partly Cloudy | 10 to 15 mph E | 14% |
| Monday | 92°F | Mostly Sunny | 10 to 15 mph E | 14% |
Forecast source: National Weather Service (api.weather.gov) for Tyndall (42.990, -97.864). Updated through the day.
Growing snapshot for Tyndall
Last spring frost
May 1
First fall frost
Oct 7
Growing season
158 days
Hardiness zone
5a
More local growing data for Tyndall: nearby ZIP 57066 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Tyndall, Sd (0.3 mi from Tyndall). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.