Rochester, WI Weather & Growing Conditions
This Afternoon
70°F
Chance Rain Showers
A chance of rain showers. Mostly cloudy, with a high near 70. East wind around 10 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 |
|---|---|---|---|---|
| This Afternoon | 70°F | Chance Rain Showers | 10 mph E | 29% |
| Tonight | 60°F | Chance Rain Showers then Chance Showers And Thunderstorms | 10 mph E | 92% |
| Saturday | 73°F | Showers And Thunderstorms | 5 to 10 mph SE | 93% |
| Saturday Night | 60°F | Showers And Thunderstorms | 5 to 10 mph E | 75% |
| Sunday | 66°F | Chance Rain Showers | 10 to 15 mph NE | 54% |
| Sunday Night | 53°F | Chance Rain Showers | 10 to 15 mph NE | 31% |
| Monday | 63°F | Slight Chance Rain Showers | 10 to 15 mph E | 21% |
| Monday Night | 49°F | Slight Chance Rain Showers | 10 to 15 mph NE | 16% |
| Tuesday | 61°F | Slight Chance Rain Showers | 10 to 15 mph NE | 18% |
| Tuesday Night | 49°F | Mostly Cloudy | 5 to 10 mph NE | 14% |
| Wednesday | 63°F | Partly Sunny | 5 to 10 mph NE | 10% |
| Wednesday Night | 49°F | Mostly Cloudy | 0 to 5 mph NE | 5% |
| Thursday | 66°F | Partly Sunny | 5 mph N | 4% |
| Thursday Night | 50°F | Partly Cloudy | 0 to 5 mph NE | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Rochester, WI
Last spring frost
May 5
First fall frost
Oct 10
Growing season
156 days
Hardiness zone
5b
Explore more for Rochester, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Rochester Wwtp, Wi (0.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.