Belmont, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Belmont, a village in Lafayette County, Wisconsin.
This Afternoon
68°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Mostly cloudy, with a high near 68. East wind around 15 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Belmont
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 68°F | Slight Chance Showers And Thunderstorms | 15 mph E | 21% |
| Tonight | 61°F | Chance Showers And Thunderstorms | 10 to 15 mph E | 90% |
| Saturday | 75°F | Showers And Thunderstorms | 5 to 10 mph SE | 81% |
| Saturday Night | 60°F | Showers And Thunderstorms | 5 to 10 mph NE | 91% |
| Sunday | 66°F | Chance Rain Showers | 15 mph NE | 49% |
| Sunday Night | 54°F | Chance Rain Showers then Mostly Cloudy | 15 mph NE | 28% |
| Monday | 62°F | Chance Rain Showers | 15 mph NE | 41% |
| Monday Night | 49°F | Chance Rain Showers | 10 to 15 mph NE | 41% |
| Tuesday | 61°F | Chance Rain Showers | 10 to 15 mph NE | 34% |
| Tuesday Night | 47°F | Partly Cloudy | 5 to 10 mph NE | 9% |
| Wednesday | 64°F | Mostly Sunny | 5 to 10 mph NE | 4% |
| Wednesday Night | 50°F | Partly Cloudy | 0 to 5 mph NE | 2% |
| Thursday | 67°F | Mostly Sunny | 0 to 5 mph NE | 5% |
| Thursday Night | 52°F | Partly Cloudy | 0 mph | 5% |
Forecast source: National Weather Service (api.weather.gov) for Belmont (42.738, -90.334). Updated through the day.
Growing snapshot for Belmont
Last spring frost
Apr 30
First fall frost
Oct 13
Growing season
166 days
Hardiness zone
5a
More local growing data for Belmont: nearby ZIP 53510 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Platteville, Wi (7.3 mi from Belmont). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.