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
Light Rain
Rain likely before 3pm, then rain and a slight chance of thunderstorms. Cloudy, with a high near 68. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Belmont
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 68°F | Light Rain | 15 mph S | 80% |
| Tonight | 53°F | Light Rain | 10 to 15 mph S | 91% |
| Wednesday | 56°F | Light Rain Likely | 10 to 15 mph SW | 64% |
| Wednesday Night | 46°F | Chance Light Rain | 10 mph SW | 43% |
| Thursday | 52°F | Light Rain Likely | 5 to 10 mph W | 73% |
| Thursday Night | 41°F | Slight Chance Light Rain then Mostly Cloudy | 10 mph N | 20% |
| Friday | 48°F | Partly Sunny | 5 to 10 mph N | 9% |
| Friday Night | 32°F | Partly Cloudy | 0 mph | 1% |
| Saturday | 51°F | Mostly Sunny | 0 to 5 mph W | 1% |
| Saturday Night | 35°F | Partly Cloudy | 0 to 5 mph W | 4% |
| Sunday | 57°F | Mostly Sunny | 5 to 10 mph W | 13% |
| Sunday Night | 36°F | Mostly Clear | 5 mph W | 4% |
| Monday | 58°F | Sunny | 5 to 10 mph SW | 1% |
| Monday Night | 40°F | Mostly Clear | 5 mph W | 0% |
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 Nov 3, 2026.