Brothertown, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Brothertown, a community in Fond Du Lac County, Wisconsin.
Overnight
57°F
Showers And Thunderstorms
Rain showers before 1am, then showers and thunderstorms. Cloudy, with a low around 57. East wind around 16 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast for Brothertown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 57°F | Showers And Thunderstorms | 16 mph E | 96% |
| Saturday | 65°F | Showers And Thunderstorms | 13 to 21 mph E | 91% |
| Saturday Night | 57°F | Showers And Thunderstorms | 12 to 18 mph ENE | 76% |
| Sunday | 65°F | Chance Rain Showers then Partly Sunny | 20 mph NE | 30% |
| Sunday Night | 54°F | Mostly Cloudy | 15 to 23 mph NE | 1% |
| Monday | 60°F | Mostly Cloudy | 17 mph ENE | 6% |
| Monday Night | 51°F | Mostly Cloudy | 12 to 16 mph NE | 9% |
| Tuesday | 59°F | Partly Sunny | 12 to 16 mph ENE | 8% |
| Tuesday Night | 51°F | Partly Cloudy | 8 to 12 mph NE | 7% |
| Wednesday | 63°F | Mostly Sunny | 8 to 12 mph NE | 7% |
| Wednesday Night | 53°F | Partly Cloudy | 8 mph NE | 3% |
| Thursday | 67°F | Mostly Sunny | 7 mph NNE | 3% |
| Thursday Night | 55°F | Partly Cloudy | 5 mph NE | 4% |
| Friday | 70°F | Mostly Sunny | 6 mph NNE | 3% |
Forecast source: National Weather Service (api.weather.gov) for Brothertown (43.975, -88.317). Updated through the day.
Growing snapshot for Brothertown
Last spring frost
May 1
First fall frost
Oct 12
Growing season
162 days
Hardiness zone
5b
More local growing data for Brothertown: nearby ZIP 53049 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Alto
Brandon
Campbellsport
Eden
Fairwater
Fond du Lac
Mount Calvary
North Fond du Lac
Oakfield
Ripon
Rosendale
St. Cloud
St. Peter
Taycheedah
Van Dyne
Waupun
Climate data from the nearest NOAA station, Fond Du Lac Wwtp, Wi (10.3 mi from Brothertown). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.