Wentworth, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Wentworth, a village in Lake County, South Dakota.
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 for Wentworth
| 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) for Wentworth (43.997, -96.965). Updated through the day.
Growing snapshot for Wentworth
Last spring frost
May 2
First fall frost
Oct 5
Growing season
156 days
Hardiness zone
4b
More local growing data for Wentworth: nearby ZIP 57075 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Brant Lake
Brant Lake South
Chester
Graceville Colony
Lake Madison
Madison
Nunda
Ramona
Rustic Acres Colony
Shannon Colony
Winfred
Climate data from the nearest NOAA station, Wentworth 2.5 Wnw, Sd (2 mi from Wentworth). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.