Tomahawk, WI Weather & Growing Conditions
Overnight
52°F
Chance Rain Showers
A chance of rain showers. Cloudy, with a low around 52. East wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 52°F | Chance Rain Showers | 5 mph E | 33% |
| Saturday | 60°F | Chance Rain Showers | 7 mph E | 51% |
| Saturday Night | 47°F | Chance Rain Showers then Mostly Cloudy | 5 mph NE | 31% |
| Sunday | 65°F | Partly Sunny | 5 to 9 mph NE | 2% |
| Sunday Night | 39°F | Mostly Cloudy | 3 to 7 mph NE | 0% |
| Monday | 63°F | Mostly Cloudy | 6 mph ENE | 0% |
| Monday Night | 36°F | Partly Cloudy | 3 mph ENE | 0% |
| Tuesday | 65°F | Patchy Frost then Sunny | 2 to 6 mph E | 0% |
| Tuesday Night | 38°F | Mostly Clear then Patchy Fog | 3 mph E | 1% |
| Wednesday | 68°F | Patchy Fog then Sunny | 1 to 5 mph E | 1% |
| Wednesday Night | 40°F | Patchy Fog | 2 mph ESE | 1% |
| Thursday | 69°F | Patchy Fog then Mostly Sunny | 2 mph E | 3% |
| Thursday Night | 42°F | Partly Cloudy | 1 mph NE | 3% |
| Friday | 72°F | Mostly Sunny | 2 mph SE | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Tomahawk, WI
Last spring frost
May 10
First fall frost
Oct 4
Growing season
146 days
Hardiness zone
4a
Explore more for Tomahawk, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Rice Rsvr Tomahawk-2, Wi (1.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.