Harman US

Cannon Falls, MN Weather & Growing Conditions

Overnight
57°F
Slight Chance Light Rain
A slight chance of rain. Cloudy, with a low around 57. East wind around 10 mph. Chance of precipitation is 20%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Overnight 57°F Slight Chance Light Rain 10 mph E 21%
Saturday 62°F Chance Light Rain then Chance Drizzle 5 to 10 mph NE 37%
Saturday Night 54°F Mostly Cloudy 5 mph NNE 13%
Sunday 66°F Partly Sunny 5 to 10 mph NE 2%
Sunday Night 47°F Mostly Cloudy 5 to 10 mph ENE 2%
Monday 63°F Mostly Cloudy 5 to 10 mph E 5%
Monday Night 43°F Partly Cloudy 5 mph ENE 5%
Tuesday 63°F Mostly Sunny 5 mph E 3%
Tuesday Night 41°F Mostly Clear 0 to 5 mph ESE 1%
Wednesday 65°F Sunny 5 mph ESE 1%
Wednesday Night 46°F Mostly Clear 0 to 5 mph SE 5%
Thursday 67°F Mostly Sunny 0 to 5 mph SE 8%
Thursday Night 49°F Partly Cloudy 0 to 5 mph SE 4%
Friday 70°F Mostly Sunny 0 to 5 mph SE 4%

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 Sep 19, 2026.