Mount Sterling, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mount Sterling, a village in Crawford County, Wisconsin.
Tonight
52°F
Chance Rain Showers
A chance of rain showers. Cloudy. Low around 52, with temperatures rising to around 55 overnight. South wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Mount Sterling
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 52°F | Chance Rain Showers | 10 mph S | 53% |
| Wednesday | 56°F | Rain Showers | 8 to 14 mph SW | 77% |
| Wednesday Night | 44°F | Rain Showers | 14 mph SW | 76% |
| Thursday | 51°F | Rain Showers | 12 mph NW | 79% |
| Thursday Night | 37°F | Slight Chance Rain Showers then Mostly Cloudy | 8 to 12 mph N | 16% |
| Friday | 50°F | Partly Sunny | 3 to 9 mph N | 2% |
| Friday Night | 30°F | Partly Cloudy | 2 mph N | 1% |
| Saturday | 53°F | Mostly Sunny | 0 to 5 mph W | 1% |
| Saturday Night | 34°F | Mostly Clear | 3 mph W | 6% |
| Sunday | 58°F | Sunny then Slight Chance Rain Showers | 3 to 8 mph W | 15% |
| Sunday Night | 35°F | Mostly Clear | 5 mph SW | 5% |
| Monday | 61°F | Mostly Sunny | 3 to 10 mph SW | 1% |
| Monday Night | 38°F | Mostly Clear | 6 mph W | 1% |
| Tuesday | 59°F | Sunny | 3 to 7 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov) for Mount Sterling (43.316, -90.929). Updated through the day.
Growing snapshot for Mount Sterling
Last spring frost
May 3
First fall frost
Oct 7
Growing season
156 days
Hardiness zone
5a
More local growing data for Mount Sterling: nearby ZIP 54645 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Gays Mills, Wi (4.1 mi from Mount Sterling). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.