Tomahawk, WI Weather & Growing Conditions
Today
77°F
Chance Rain Showers then Mostly Cloudy
A chance of rain showers before 11am. Mostly cloudy, with a high near 77. Heat index values as high as 77. West northwest wind 5 to 8 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 |
|---|---|---|---|---|
| Today | 77°F | Chance Rain Showers then Mostly Cloudy | 5 to 8 mph WNW | 27% |
| Tonight | 52°F | Mostly Cloudy then Patchy Fog | 0 to 5 mph NNW | 5% |
| Wednesday | 76°F | Patchy Fog then Mostly Sunny | 0 to 5 mph NW | 2% |
| Wednesday Night | 50°F | Mostly Clear | 0 to 3 mph WSW | 0% |
| Thursday | 81°F | Sunny | 1 to 8 mph SW | 0% |
| Thursday Night | 57°F | Mostly Clear | 6 mph SSW | 1% |
| Friday | 81°F | Sunny then Chance Showers And Thunderstorms | 3 to 10 mph SSW | 40% |
| Friday Night | 60°F | Chance Showers And Thunderstorms | 3 to 8 mph SW | 40% |
| Saturday | 82°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 3 to 7 mph SW | 22% |
| Saturday Night | 59°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 1 to 6 mph WSW | 47% |
| Sunday | 81°F | Chance Showers And Thunderstorms | 2 to 7 mph W | 45% |
| Sunday Night | 56°F | Chance Showers And Thunderstorms | 1 to 6 mph NNW | 30% |
| Monday | 79°F | Patchy Fog then Chance Showers And Thunderstorms | 1 to 5 mph NW | 28% |
| Monday Night | 56°F | Chance Showers And Thunderstorms | 1 to 5 mph N | 28% |
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 Aug 4, 2026.