Belvidere, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Belvidere, a town in Mellette County, South Dakota.
This Afternoon
73°F
Cloudy
Cloudy. High near 73, with temperatures falling to around 70 in the afternoon. North wind around 9 mph, with gusts as high as 17 mph.
7-day forecast for Belvidere
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 73°F | Cloudy | 9 mph N | 0% |
| Tonight | 55°F | Cloudy then Patchy Fog | 8 mph NE | 4% |
| Saturday | 66°F | Patchy Fog then Chance Rain Showers | 7 to 12 mph NE | 25% |
| Saturday Night | 52°F | Rain Showers Likely | 12 mph E | 74% |
| Sunday | 61°F | Rain Showers | 13 mph E | 95% |
| Sunday Night | 50°F | Rain Showers | 10 to 14 mph E | 94% |
| Monday | 63°F | Chance Rain Showers | 10 to 16 mph E | 40% |
| Monday Night | 47°F | Mostly Cloudy | 12 to 15 mph E | 14% |
| Tuesday | 70°F | Partly Sunny | 13 to 23 mph SE | 9% |
| Tuesday Night | 54°F | Partly Cloudy then Slight Chance Rain Showers | 16 to 21 mph SE | 17% |
| Wednesday | 77°F | Mostly Sunny | 16 to 21 mph S | 13% |
| Wednesday Night | 55°F | Slight Chance Showers And Thunderstorms | 8 to 17 mph SE | 23% |
| Thursday | 77°F | Mostly Sunny | 10 mph SE | 10% |
| Thursday Night | 55°F | Partly Cloudy | 12 mph SE | 8% |
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 Sep 19, 2026.