Wentworth, SD Weather & Growing Conditions
Overnight
58°F
Areas Of Fog
Areas of fog. Cloudy, with a low around 58. North northeast wind 5 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 58°F | Areas Of Fog | 5 to 10 mph NNE | 9% |
| Saturday | 64°F | Areas Of Fog then Cloudy | 10 to 15 mph NNE | 13% |
| Saturday Night | 52°F | Mostly Cloudy | 10 to 15 mph NNE | 7% |
| Sunday | 65°F | Mostly Cloudy | 15 mph NE | 4% |
| Sunday Night | 49°F | Chance Rain Showers | 10 to 15 mph ENE | 52% |
| Monday | 61°F | Chance Rain Showers | 10 mph ENE | 52% |
| Monday Night | 44°F | Mostly Cloudy | 5 to 10 mph E | 9% |
| Tuesday | 63°F | Partly Sunny | 5 to 10 mph ESE | 4% |
| Tuesday Night | 47°F | Partly Cloudy | 10 mph SE | 3% |
| Wednesday | 66°F | Partly Sunny | 10 to 15 mph SSE | 11% |
| Wednesday Night | 51°F | Chance Rain Showers | 10 mph SSE | 37% |
| Thursday | 67°F | Chance Rain Showers | 10 mph SSE | 37% |
| Thursday Night | 53°F | Mostly Cloudy | 5 to 10 mph SSE | 12% |
| Friday | 69°F | Partly Sunny | 10 to 15 mph SE | 12% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Wentworth, SD
Last spring frost
May 2
First fall frost
Oct 5
Growing season
156 days
Hardiness zone
4b
Explore more for Wentworth, SD: full frost dates · planting calendar · South Dakota frost dates
Climate data from the nearest NOAA station, Wentworth 2.5 Wnw, Sd (2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.