Beaver Dam, WI Weather & Growing Conditions
Overnight
57°F
Light Rain
Rain. Cloudy, with a low around 57. South wind 10 to 15 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 |
|---|---|---|---|---|
| Overnight | 57°F | Light Rain | 10 to 15 mph S | 88% |
| Wednesday | 61°F | Chance Light Rain | 15 mph S | 26% |
| Wednesday Night | 45°F | Light Rain Likely | 15 mph SW | 61% |
| Thursday | 53°F | Light Rain Likely | 10 to 15 mph W | 71% |
| Thursday Night | 36°F | Slight Chance Light Rain then Mostly Cloudy | 15 mph N | 17% |
| Friday | 47°F | Partly Sunny | 5 to 15 mph N | 6% |
| Friday Night | 28°F | Partly Cloudy | 0 to 5 mph N | 0% |
| Saturday | 50°F | Sunny | 0 to 5 mph NW | 0% |
| Saturday Night | 31°F | Mostly Clear | 5 mph W | 3% |
| Sunday | 55°F | Sunny | 5 to 10 mph W | 8% |
| Sunday Night | 33°F | Mostly Clear | 5 mph W | 1% |
| Monday | 59°F | Mostly Sunny | 5 to 10 mph SW | 0% |
| Monday Night | 38°F | Mostly Clear | 5 to 10 mph W | 1% |
| Tuesday | 59°F | Sunny | 5 to 10 mph NW | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Beaver Dam, WI
Last spring frost
May 2
First fall frost
Oct 9
Growing season
157 days
Hardiness zone
5a
Explore more for Beaver Dam, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Beaver Dam Wwtp, Wi (0.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.