Cannon Falls, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Cannon Falls, a city in Goodhue County, Minnesota.
Overnight
58°F
Chance Light Rain
A chance of rain. Cloudy, with a low around 58. East wind around 10 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Cannon Falls
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 58°F | Chance Light Rain | 10 mph E | 29% |
| Saturday | 63°F | Chance Light Rain then Chance Drizzle | 5 to 10 mph NE | 36% |
| Saturday Night | 53°F | Cloudy | 5 mph NNE | 12% |
| Sunday | 67°F | Partly Sunny | 5 to 10 mph NE | 2% |
| Sunday Night | 45°F | Mostly Cloudy | 5 to 10 mph ENE | 2% |
| Monday | 65°F | Mostly Cloudy | 5 mph E | 4% |
| Monday Night | 41°F | Partly Cloudy | 0 to 5 mph ENE | 4% |
| Tuesday | 64°F | Mostly Sunny | 0 to 5 mph E | 3% |
| Tuesday Night | 41°F | Mostly Clear | 0 to 5 mph ESE | 1% |
| Wednesday | 67°F | Sunny | 0 to 5 mph ESE | 1% |
| Wednesday Night | 45°F | Mostly Clear | 0 to 5 mph SE | 5% |
| Thursday | 68°F | Mostly Sunny | 0 to 5 mph SE | 8% |
| Thursday Night | 48°F | Partly Cloudy | 0 to 5 mph SE | 4% |
| Friday | 71°F | Mostly Sunny | 0 to 5 mph SE | 4% |
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 19, 2026.