Brodhead, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Brodhead, a city in Rock County, Wisconsin.
This Afternoon
67°F
Light Rain
Rain and a slight chance of thunderstorms. Cloudy, with a high near 67. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Brodhead
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 67°F | Light Rain | 15 mph S | 80% |
| Tonight | 56°F | Light Rain | 10 to 15 mph S | 92% |
| Wednesday | 59°F | Light Rain Likely | 15 mph SW | 59% |
| Wednesday Night | 45°F | Chance Light Rain | 10 to 15 mph SW | 35% |
| Thursday | 54°F | Light Rain Likely | 10 to 15 mph W | 69% |
| Thursday Night | 39°F | Chance Light Rain | 10 mph NW | 30% |
| Friday | 49°F | Slight Chance Light Rain then Partly Sunny | 10 to 15 mph N | 15% |
| Friday Night | 32°F | Partly Cloudy | 0 to 5 mph N | 1% |
| Saturday | 52°F | Mostly Sunny | 0 to 5 mph W | 3% |
| Saturday Night | 33°F | Partly Cloudy | 5 mph W | 4% |
| Sunday | 58°F | Mostly Sunny then Slight Chance Light Rain | 5 to 10 mph W | 16% |
| Sunday Night | 34°F | Mostly Clear | 5 to 10 mph W | 5% |
| Monday | 60°F | Sunny | 5 to 15 mph SW | 1% |
| Monday Night | 38°F | Mostly Clear | 5 to 10 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov) for Brodhead (42.617, -89.376). Updated through the day.
Growing snapshot for Brodhead
Last spring frost
Apr 29
First fall frost
Oct 12
Growing season
165 days
Hardiness zone
5a
More local growing data for Brodhead: nearby ZIP 53520 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Clinton
Edgerton
Evansville
Footville
Fulton
Hanover
Janesville
Lake Koshkonong
Milton
Orfordville
Shopiere
Climate data from the nearest NOAA station, Brodhead Wwtp, Wi (1.8 mi from Brodhead). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.