Knowlton, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Knowlton, a community in Marathon County, Wisconsin.
Today
80°F
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
A slight chance of rain showers between 9am and 1pm, then a slight chance of showers and thunderstorms between 1pm and 5pm. Mostly cloudy. High near 80, with temperatures falling to around 78 in the afternoon. Heat index values as high as 79. West southwest wind 8 to 12 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
7-day forecast for Knowlton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 80°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 8 to 12 mph WSW | 22% |
| Tonight | 57°F | Slight Chance Rain Showers | 3 to 8 mph NW | 16% |
| Wednesday | 79°F | Mostly Sunny | 2 to 6 mph NNE | 2% |
| Wednesday Night | 54°F | Partly Cloudy then Patchy Fog | 1 to 6 mph NNW | 1% |
| Thursday | 84°F | Patchy Fog then Sunny | 0 to 7 mph W | 0% |
| Thursday Night | 59°F | Mostly Clear | 6 mph SSW | 0% |
| Friday | 87°F | Sunny | 3 to 12 mph SW | 4% |
| Friday Night | 63°F | Slight Chance Showers And Thunderstorms | 7 to 10 mph SW | 20% |
| Saturday | 87°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 6 to 10 mph SW | 15% |
| Saturday Night | 64°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 to 10 mph WSW | 42% |
| Sunday | 86°F | Chance Showers And Thunderstorms | 5 to 10 mph WNW | 42% |
| Sunday Night | 61°F | Chance Showers And Thunderstorms | 3 to 9 mph NNW | 38% |
| Monday | 83°F | Chance Showers And Thunderstorms | 3 to 8 mph S | 31% |
| Monday Night | 61°F | Chance Showers And Thunderstorms | 5 to 8 mph N | 31% |
Forecast source: National Weather Service (api.weather.gov) for Knowlton (44.718, -89.680). Updated through the day.
Growing snapshot for Knowlton
Last spring frost
May 6
First fall frost
Oct 4
Growing season
150 days
Hardiness zone
5a
More local growing data for Knowlton: nearby ZIP 54455 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Abbotsford
Athens
Colby
Edgar
Eland
Elderon
Fenwood
Hatley
Kronenwetter
Maine
Marathon City
Mosinee
Rib Mountain
Rothschild
Schofield
Stratford
Wausau
Weston
Climate data from the nearest NOAA station, Wausau Dwtn Ap, Wi (11.4 mi from Knowlton). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.