Tomahawk, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Tomahawk, a city in Lincoln County, Wisconsin.
Today
78°F
Chance Rain Showers
A chance of rain showers between 7am and 1pm. Mostly cloudy, with a high near 78. Heat index values as high as 78. West southwest wind 5 to 8 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Tomahawk
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 78°F | Chance Rain Showers | 5 to 8 mph WSW | 31% |
| Tonight | 52°F | Mostly Cloudy | 0 to 5 mph NW | 10% |
| Wednesday | 77°F | Patchy Fog then Mostly Sunny | 0 to 5 mph NW | 1% |
| Wednesday Night | 50°F | Partly Cloudy then Patchy Fog | 2 mph SW | 0% |
| Thursday | 81°F | Patchy Fog then Sunny | 1 to 8 mph SW | 0% |
| Thursday Night | 57°F | Mostly Clear | 7 mph SSW | 0% |
| Friday | 84°F | Sunny | 3 to 12 mph SW | 10% |
| Friday Night | 60°F | Chance Showers And Thunderstorms | 3 to 8 mph SW | 36% |
| Saturday | 83°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 3 to 7 mph SW | 22% |
| Saturday Night | 60°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 1 to 6 mph WSW | 47% |
| Sunday | 82°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 | 80°F | Patchy Fog then Chance Showers And Thunderstorms | 1 to 6 mph NW | 28% |
| Monday Night | 56°F | Chance Showers And Thunderstorms | 1 to 6 mph N | 28% |
Forecast source: National Weather Service (api.weather.gov) for Tomahawk (45.479, -89.712). Updated through the day.
Growing snapshot for Tomahawk
Last spring frost
May 10
First fall frost
Oct 4
Growing season
146 days
Hardiness zone
4a
More local growing data for Tomahawk: nearby ZIP 54487 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Rice Rsvr Tomahawk-2, Wi (1.9 mi from Tomahawk). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.