Trego, WI Weather & Growing Conditions
This Afternoon
63°F
Light Rain
Rain and patchy fog. Cloudy. High near 63, with temperatures falling to around 59 in the afternoon. North wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 63°F | Light Rain | 5 to 10 mph N | 80% |
| Tonight | 52°F | Rain | 5 to 10 mph NE | 80% |
| Wednesday | 57°F | Rain Likely | 5 to 10 mph NE | 72% |
| Wednesday Night | 41°F | Light Rain | 5 to 10 mph N | 84% |
| Thursday | 46°F | Light Rain Likely then Mostly Cloudy | 10 to 15 mph N | 55% |
| Thursday Night | 29°F | Mostly Cloudy | 5 to 10 mph NE | 4% |
| Friday | 44°F | Partly Sunny | 5 mph NE | 0% |
| Friday Night | 25°F | Partly Cloudy | 0 mph | 0% |
| Saturday | 50°F | Mostly Sunny | 0 to 10 mph SW | 1% |
| Saturday Night | 31°F | Partly Cloudy | 5 mph SW | 13% |
| Sunday | 54°F | Mostly Sunny | 5 to 10 mph W | 14% |
| Sunday Night | 31°F | Partly Cloudy | 5 mph SW | 3% |
| Monday | 55°F | Mostly Sunny | 5 to 10 mph SW | 1% |
| Monday Night | 34°F | Mostly Clear | 5 to 10 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Trego, WI
Last spring frost
May 10
First fall frost
Oct 4
Growing season
144 days
Hardiness zone
4a
Explore more for Trego, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Minong 5 Wsw, Wi (6.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.