Brooklyn, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Brooklyn, a village in Green County, Wisconsin.
Tonight
60°F
Chance Showers And Thunderstorms then Showers And Thunderstorms
A chance of rain showers before 10pm, then a chance of showers and thunderstorms between 10pm and midnight, then showers and thunderstorms. Some of the storms could produce heavy rain. Cloudy, with a low around 60. East wind 10 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
7-day forecast for Brooklyn
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 60°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 10 to 15 mph E | 94% |
| Saturday | 73°F | Showers And Thunderstorms | 10 mph SE | 93% |
| Saturday Night | 59°F | Showers And Thunderstorms | 10 to 15 mph NE | 76% |
| Sunday | 67°F | Chance Rain Showers | 15 mph NE | 49% |
| Sunday Night | 53°F | Chance Rain Showers then Mostly Cloudy | 15 mph NE | 26% |
| Monday | 63°F | Chance Rain Showers | 15 mph NE | 35% |
| Monday Night | 49°F | Chance Rain Showers | 10 to 15 mph NE | 35% |
| Tuesday | 62°F | Chance Rain Showers then Partly Sunny | 10 to 15 mph NE | 28% |
| Tuesday Night | 47°F | Partly Cloudy | 5 to 10 mph NE | 9% |
| Wednesday | 65°F | Mostly Sunny | 5 to 10 mph NE | 6% |
| Wednesday Night | 50°F | Partly Cloudy | 5 to 10 mph NE | 1% |
| Thursday | 68°F | Mostly Sunny | 5 mph NE | 7% |
| Thursday Night | 51°F | Partly Cloudy | 0 to 5 mph NE | 5% |
| Friday | 69°F | Mostly Sunny | 5 mph NE | 4% |
Forecast source: National Weather Service (api.weather.gov) for Brooklyn (42.850, -89.376). Updated through the day.
Growing snapshot for Brooklyn
Last spring frost
Apr 30
First fall frost
Oct 11
Growing season
163 days
Hardiness zone
5b
More local growing data for Brooklyn: nearby ZIP 53521 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Stoughton, Wi (10.7 mi from Brooklyn). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.