Three Lakes, WI Weather & Growing Conditions
Today
59°F
Chance Rain Showers
A chance of rain showers. Cloudy, with a high near 59. East wind around 7 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 | 59°F | Chance Rain Showers | 7 mph E | 31% |
| Tonight | 46°F | Slight Chance Rain Showers then Mostly Cloudy | 5 mph NE | 24% |
| Sunday | 62°F | Partly Sunny | 5 to 10 mph NE | 2% |
| Sunday Night | 37°F | Mostly Cloudy | 3 to 8 mph NE | 0% |
| Monday | 60°F | Partly Sunny | 6 mph ENE | 0% |
| Monday Night | 34°F | Partly Cloudy then Patchy Frost | 1 to 5 mph E | 0% |
| Tuesday | 63°F | Patchy Frost then Sunny | 1 to 6 mph E | 0% |
| Tuesday Night | 36°F | Mostly Clear then Patchy Fog | 1 to 5 mph E | 1% |
| Wednesday | 66°F | Patchy Frost then Sunny | 1 to 6 mph E | 1% |
| Wednesday Night | 39°F | Mostly Clear then Patchy Fog | 0 to 3 mph E | 1% |
| Thursday | 67°F | Patchy Fog then Mostly Sunny | 0 to 3 mph NE | 3% |
| Thursday Night | 41°F | Partly Cloudy | 2 mph NE | 2% |
| Friday | 70°F | Mostly Sunny | 0 to 3 mph SE | 2% |
| Friday Night | 42°F | Partly Cloudy | 2 mph SE | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Three Lakes, WI
Last spring frost
May 25
First fall frost
Sep 24
Growing season
121 days
Hardiness zone
4b
Explore more for Three Lakes, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Eagle Rvr, Wi (11.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.