Tolstoy, SD Weather & Growing Conditions
Today
75°F
Patchy Smoke then Mostly Sunny
Patchy smoke before 10am. Mostly sunny, with a high near 75. West northwest wind 10 to 14 mph, with gusts as high as 22 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 75°F | Patchy Smoke then Mostly Sunny | 10 to 14 mph WNW | 0% |
| Tonight | 54°F | Mostly Clear | 6 to 10 mph SW | 0% |
| Wednesday | 83°F | Mostly Sunny | 8 to 14 mph WSW | 0% |
| Wednesday Night | 60°F | Partly Cloudy | 9 to 15 mph SSW | 3% |
| Thursday | 89°F | Sunny | 14 mph SW | 3% |
| Thursday Night | 61°F | Mostly Clear | 12 mph SSW | 3% |
| Friday | 90°F | Sunny | 10 to 14 mph WNW | 2% |
| Friday Night | 62°F | Mostly Clear | 10 to 14 mph E | 1% |
| Saturday | 92°F | Mostly Sunny | 12 to 18 mph E | 2% |
| Saturday Night | 62°F | Mostly Clear | 12 to 16 mph ENE | 4% |
| Sunday | 88°F | Mostly Sunny | 12 to 18 mph ENE | 4% |
| Sunday Night | 62°F | Chance Showers And Thunderstorms | 15 to 18 mph E | 32% |
| Monday | 86°F | Chance Showers And Thunderstorms then Partly Sunny | 16 to 20 mph ENE | 32% |
| Monday Night | 61°F | Chance Showers And Thunderstorms | 14 to 18 mph ENE | 26% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Tolstoy, SD
Last spring frost
May 7
First fall frost
Oct 2
Growing season
147 days
Hardiness zone
4b
Explore more for Tolstoy, SD: full frost dates · planting calendar · South Dakota frost dates
Climate data from the nearest NOAA station, Gettysburg, Sd (20.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.