Cannon Falls, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Cannon Falls, a city in Goodhue County, Minnesota.
This Afternoon
65°F
Cloudy
Cloudy, with a high near 65. Northeast wind around 10 mph.
7-day forecast for Cannon Falls
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 65°F | Cloudy | 10 mph NE | 14% |
| Tonight | 52°F | Mostly Cloudy | 5 to 10 mph NE | 12% |
| Sunday | 68°F | Partly Sunny | 5 to 10 mph NE | 2% |
| Sunday Night | 47°F | Cloudy | 5 to 10 mph NE | 0% |
| Monday | 62°F | Mostly Cloudy | 5 mph ENE | 9% |
| Monday Night | 43°F | Mostly Cloudy | 0 to 5 mph ENE | 8% |
| Tuesday | 64°F | Mostly Sunny | 0 to 5 mph E | 3% |
| Tuesday Night | 42°F | Mostly Clear | 0 to 5 mph ESE | 0% |
| Wednesday | 67°F | Sunny | 0 to 5 mph ESE | 0% |
| Wednesday Night | 47°F | Partly Cloudy | 0 to 5 mph SE | 8% |
| Thursday | 68°F | Slight Chance Rain Showers | 0 to 5 mph SE | 22% |
| Thursday Night | 51°F | Slight Chance Rain Showers then Mostly Cloudy | 0 to 5 mph SE | 17% |
| Friday | 72°F | Partly Sunny | 0 to 5 mph SE | 10% |
| Friday Night | 53°F | Partly Cloudy | 0 to 5 mph SE | 7% |
Forecast source: National Weather Service (api.weather.gov) for Cannon Falls (44.517, -92.889). Updated through the day.
Growing snapshot for Cannon Falls
Last spring frost
Apr 23
First fall frost
Oct 14
Growing season
173 days
Hardiness zone
4b
More local growing data for Cannon Falls: nearby ZIP 55009 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Red Wing Dam 3, Mn (15.7 mi from Cannon Falls). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.