Belvidere, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Belvidere, a town in Mellette County, South Dakota.
Tonight
31°F
Partly Cloudy
Partly cloudy, with a low around 31. Northwest wind around 10 mph, with gusts as high as 18 mph.
7-day forecast for Belvidere
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 31°F | Partly Cloudy | 10 mph NW | 0% |
| Wednesday | 50°F | Partly Sunny | 12 to 17 mph NW | 1% |
| Wednesday Night | 32°F | Mostly Cloudy | 9 to 13 mph NW | 1% |
| Thursday | 52°F | Mostly Sunny | 5 to 9 mph N | 0% |
| Thursday Night | 28°F | Mostly Clear | 6 mph SE | 0% |
| Friday | 53°F | Mostly Sunny | 3 to 7 mph NW | 0% |
| Friday Night | 32°F | Partly Cloudy | 3 to 9 mph W | 6% |
| Saturday | 61°F | Sunny | 8 to 17 mph W | 6% |
| Saturday Night | 33°F | Mostly Clear | 8 mph W | 1% |
| Sunday | 66°F | Sunny | 7 to 10 mph SW | 0% |
| Sunday Night | 40°F | Mostly Clear | 13 mph SW | 0% |
| Monday | 62°F | Sunny | 6 to 15 mph NW | 0% |
| Monday Night | 36°F | Partly Cloudy | 7 mph SW | 0% |
| Tuesday | 61°F | Mostly Sunny | 7 to 13 mph SE | 0% |
Forecast source: National Weather Service (api.weather.gov) for Belvidere (43.832, -101.271). Updated through the day.
Growing snapshot for Belvidere
Last spring frost
May 6
First fall frost
Oct 4
Growing season
151 days
Hardiness zone
5a
More local growing data for Belvidere: nearby ZIP 57521 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Cedar Butte, Sd (17 mi from Belvidere). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.