Boscobel, WI Weather & Growing Conditions
Tonight
52°F
Showers And Thunderstorms
Showers and thunderstorms. Cloudy. Low around 52, with temperatures rising to around 56 overnight. South wind 8 to 12 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 52°F | Showers And Thunderstorms | 8 to 12 mph S | 90% |
| Wednesday | 57°F | Rain Showers Likely | 9 to 14 mph SW | 66% |
| Wednesday Night | 42°F | Rain Showers | 14 mph SW | 77% |
| Thursday | 52°F | Rain Showers | 8 to 12 mph W | 80% |
| Thursday Night | 36°F | Slight Chance Rain Showers then Mostly Cloudy | 9 mph N | 19% |
| Friday | 50°F | Partly Sunny | 2 to 9 mph N | 4% |
| Friday Night | 28°F | Partly Cloudy | 1 mph N | 1% |
| Saturday | 53°F | Mostly Sunny | 0 to 5 mph W | 1% |
| Saturday Night | 31°F | Partly Cloudy | 2 mph W | 5% |
| Sunday | 59°F | Mostly Sunny then Slight Chance Rain Showers | 2 to 8 mph W | 16% |
| Sunday Night | 32°F | Mostly Clear | 3 mph SW | 4% |
| Monday | 61°F | Mostly Sunny | 2 to 9 mph SW | 1% |
| Monday Night | 36°F | Mostly Clear | 2 to 6 mph W | 1% |
| Tuesday | 60°F | Mostly Sunny | 2 to 7 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Boscobel, WI
Last spring frost
May 3
First fall frost
Oct 7
Growing season
155 days
Hardiness zone
5a
Explore more for Boscobel, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Boscobel Ap, Wi (1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.