Turtle Lake, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Turtle Lake, a village in Polk County, Wisconsin.
Tonight
52°F
Rain Showers
Rain showers and patchy fog. Cloudy, with a low around 52. East southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast for Turtle Lake
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 52°F | Rain Showers | 10 to 15 mph ESE | 77% |
| Saturday | 63°F | Patchy Fog then Cloudy | 10 mph ENE | 24% |
| Saturday Night | 51°F | Mostly Cloudy | 5 to 10 mph NE | 8% |
| Sunday | 70°F | Partly Sunny | 10 mph NE | 0% |
| Sunday Night | 45°F | Mostly Cloudy | 5 to 10 mph ENE | 1% |
| Monday | 65°F | Mostly Cloudy | 5 mph E | 3% |
| Monday Night | 41°F | Mostly Cloudy | 0 to 5 mph ENE | 2% |
| Tuesday | 65°F | Mostly Sunny | 5 mph E | 2% |
| Tuesday Night | 42°F | Mostly Clear | 0 to 5 mph ESE | 0% |
| Wednesday | 68°F | Sunny | 0 to 5 mph ESE | 0% |
| Wednesday Night | 46°F | Partly Cloudy | 0 mph | 6% |
| Thursday | 70°F | Mostly Sunny | 0 to 5 mph SSE | 10% |
| Thursday Night | 49°F | Partly Cloudy | 0 mph | 10% |
| Friday | 72°F | Mostly Sunny | 0 to 5 mph SE | 5% |
Forecast source: National Weather Service (api.weather.gov) for Turtle Lake (45.391, -92.150). Updated through the day.
Growing snapshot for Turtle Lake
Last spring frost
May 5
First fall frost
Oct 4
Growing season
152 days
Hardiness zone
4b
More local growing data for Turtle Lake: nearby ZIP 54889 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Amery
Balsam Lake
Centuria
Clear Lake
Dresser
Frederic
Luck
Milltown
Osceola
St. Croix Falls
Star Prairie
Climate data from the nearest NOAA station, Cumberland, Wi (10.8 mi from Turtle Lake). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.