New Holstein, WI Weather & Growing Conditions
Tonight
59°F
Rain Showers
Rain showers and areas of fog. Cloudy, with a low around 59. South southeast wind around 14 mph, with gusts as high as 24 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 | 59°F | Rain Showers | 14 mph SSE | 85% |
| Wednesday | 64°F | Rain Showers | 12 to 16 mph S | 85% |
| Wednesday Night | 47°F | Chance Rain Showers | 16 mph SW | 51% |
| Thursday | 53°F | Rain Showers | 9 to 14 mph W | 82% |
| Thursday Night | 39°F | Chance Rain Showers | 15 mph N | 50% |
| Friday | 47°F | Slight Chance Rain Showers | 10 to 17 mph N | 24% |
| Friday Night | 33°F | Partly Cloudy | 3 to 8 mph NNW | 4% |
| Saturday | 50°F | Mostly Sunny | 3 to 7 mph WNW | 3% |
| Saturday Night | 35°F | Partly Cloudy | 3 to 8 mph WSW | 10% |
| Sunday | 55°F | Slight Chance Rain Showers | 8 to 13 mph W | 16% |
| Sunday Night | 37°F | Mostly Clear | 7 to 10 mph W | 6% |
| Monday | 57°F | Mostly Sunny | 8 to 15 mph WSW | 2% |
| Monday Night | 41°F | Partly Cloudy | 14 mph W | 1% |
| Tuesday | 57°F | Sunny | 9 to 13 mph WNW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for New Holstein, WI
Last spring frost
May 1
First fall frost
Oct 14
Growing season
162 days
Hardiness zone
5b
Explore more for New Holstein, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Chilton, Wi (6.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.