Cavour, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Cavour, a town in Beadle County, South Dakota.
Today
67°F
Cloudy
Cloudy. High near 67, with temperatures falling to around 64 in the afternoon. North northeast wind around 10 mph.
7-day forecast for Cavour
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 67°F | Cloudy | 10 mph NNE | 8% |
| Tonight | 53°F | Mostly Cloudy | 5 to 10 mph NNE | 6% |
| Sunday | 67°F | Mostly Cloudy then Slight Chance Rain Showers | 10 to 15 mph NE | 15% |
| Sunday Night | 50°F | Chance Rain Showers | 10 mph ENE | 44% |
| Monday | 63°F | Chance Rain Showers | 5 to 10 mph E | 44% |
| Monday Night | 45°F | Mostly Cloudy | 5 mph ESE | 10% |
| Tuesday | 67°F | Mostly Sunny | 5 to 15 mph SE | 2% |
| Tuesday Night | 47°F | Partly Cloudy | 10 to 15 mph SE | 2% |
| Wednesday | 68°F | Partly Sunny | 15 mph SSE | 13% |
| Wednesday Night | 52°F | Chance Rain Showers | 10 to 15 mph SSE | 34% |
| Thursday | 71°F | Chance Rain Showers | 10 to 15 mph SSE | 31% |
| Thursday Night | 54°F | Mostly Cloudy | 10 mph SE | 14% |
| Friday | 73°F | Partly Sunny | 10 to 15 mph SE | 13% |
| Friday Night | 55°F | Mostly Cloudy then Slight Chance Rain Showers | 15 mph SSE | 19% |
Forecast source: National Weather Service (api.weather.gov) for Cavour (44.369, -98.042). Updated through the day.
Growing snapshot for Cavour
Last spring frost
May 6
First fall frost
Oct 2
Growing season
146 days
Hardiness zone
4b
More local growing data for Cavour: nearby ZIP 57324 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Alpena
Broadland
Hitchcock
Huron
Huron Colony
Morningside
Riverside Colony
Shamrock Colony
Virgil
Wolsey
Yale
Climate data from the nearest NOAA station, Huron Rgnl Ap, Sd (11 mi from Cavour). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.