Mount Sterling, WI Weather & Growing Conditions
Today
54°F
Chance Rain Showers
A chance of rain showers. Cloudy. High near 54, with temperatures falling to around 49 in the afternoon. Southwest wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 54°F | Chance Rain Showers | 14 mph SW | 38% |
| Tonight | 44°F | Rain Showers | 9 to 13 mph SW | 80% |
| Thursday | 48°F | Rain Showers Likely | 9 to 14 mph NW | 70% |
| Thursday Night | 36°F | Mostly Cloudy | 9 to 13 mph N | 5% |
| Friday | 48°F | Mostly Sunny | 12 mph N | 0% |
| Friday Night | 28°F | Mostly Clear | 6 mph NW | 0% |
| Saturday | 51°F | Sunny | 3 to 7 mph W | 0% |
| Saturday Night | 33°F | Mostly Clear | 3 mph W | 1% |
| Sunday | 56°F | Sunny | 3 to 7 mph W | 1% |
| Sunday Night | 34°F | Mostly Clear | 3 mph SW | 0% |
| Monday | 61°F | Sunny | 3 to 10 mph SW | 0% |
| Monday Night | 39°F | Mostly Clear | 2 to 6 mph W | 0% |
| Tuesday | 60°F | Sunny | 5 mph NW | 0% |
| Tuesday Night | 38°F | Partly Cloudy | 2 mph NW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Mount Sterling, WI
Last spring frost
May 3
First fall frost
Oct 7
Growing season
156 days
Hardiness zone
5a
Explore more for Mount Sterling, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Gays Mills, Wi (4.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.