Cannon Falls, MN Weather & Growing Conditions
Today
74°F
Partly Sunny then Patchy Smoke
Patchy smoke between noon and 4pm. Partly sunny, with a high near 74. West northwest wind 5 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 74°F | Partly Sunny then Patchy Smoke | 5 to 10 mph WNW | 13% |
| Tonight | 54°F | Mostly Cloudy | 0 to 10 mph W | 10% |
| Wednesday | 77°F | Sunny | 0 to 5 mph WNW | 1% |
| Wednesday Night | 56°F | Mostly Clear | 5 mph SW | 0% |
| Thursday | 79°F | Sunny | 5 to 10 mph SSW | 0% |
| Thursday Night | 62°F | Mostly Clear | 10 mph SSW | 4% |
| Friday | 82°F | Sunny | 10 mph SSW | 10% |
| Friday Night | 64°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph SSW | 21% |
| Saturday | 83°F | Sunny | 5 to 10 mph SSW | 12% |
| Saturday Night | 66°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 47% |
| Sunday | 83°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 47% |
| Sunday Night | 64°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 mph NNE | 24% |
| Monday | 82°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph ENE | 24% |
| Monday Night | 64°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph NE | 23% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Cannon Falls, MN
Last spring frost
Apr 23
First fall frost
Oct 14
Growing season
173 days
Hardiness zone
4b
Explore more for Cannon Falls, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Red Wing Dam 3, Mn (15.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.