Hewitt, WI Weather & Growing Conditions
Tonight
51°F
Rain Showers
Rain showers before 1am, then showers and thunderstorms. Cloudy, with a low around 51. East wind around 15 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 51°F | Rain Showers | 15 mph E | 92% |
| Saturday | 63°F | Showers And Thunderstorms | 12 to 15 mph E | 80% |
| Saturday Night | 49°F | Rain Showers Likely | 12 mph NE | 64% |
| Sunday | 68°F | Slight Chance Rain Showers then Partly Sunny | 12 to 15 mph NE | 16% |
| Sunday Night | 43°F | Mostly Cloudy | 12 mph ENE | 1% |
| Monday | 62°F | Mostly Cloudy | 13 mph ENE | 4% |
| Monday Night | 40°F | Mostly Cloudy | 9 mph ENE | 5% |
| Tuesday | 62°F | Mostly Sunny | 10 mph ENE | 5% |
| Tuesday Night | 40°F | Partly Cloudy | 7 mph ENE | 3% |
| Wednesday | 65°F | Mostly Sunny | 5 to 8 mph E | 2% |
| Wednesday Night | 43°F | Partly Cloudy | 2 to 6 mph E | 3% |
| Thursday | 69°F | Mostly Sunny | 5 mph SE | 7% |
| Thursday Night | 45°F | Partly Cloudy | 3 mph SSW | 7% |
| Friday | 71°F | Mostly Sunny | 2 to 6 mph NNW | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Hewitt, WI
Last spring frost
May 5
First fall frost
Oct 5
Growing season
150 days
Hardiness zone
4b
Explore more for Hewitt, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Marshfield Exp Farm, Wi (1.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.