Mantorville, MN Weather & Growing Conditions
Today
60°F
Chance Rain Showers
A chance of rain showers. Cloudy, with a high near 60. Northeast wind around 9 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 60°F | Chance Rain Showers | 9 mph NE | 53% |
| Tonight | 54°F | Slight Chance Rain Showers then Cloudy | 10 mph NE | 16% |
| Sunday | 66°F | Mostly Cloudy | 10 to 14 mph NE | 5% |
| Sunday Night | 48°F | Mostly Cloudy | 10 mph NE | 4% |
| Monday | 61°F | Slight Chance Rain Showers | 9 mph E | 15% |
| Monday Night | 42°F | Mostly Cloudy | 5 to 8 mph E | 9% |
| Tuesday | 60°F | Mostly Sunny | 5 to 9 mph E | 5% |
| Tuesday Night | 41°F | Mostly Clear | 6 mph E | 1% |
| Wednesday | 63°F | Sunny | 3 to 7 mph E | 1% |
| Wednesday Night | 46°F | Mostly Clear | 5 mph SE | 7% |
| Thursday | 65°F | Mostly Sunny | 2 to 6 mph SE | 9% |
| Thursday Night | 48°F | Partly Cloudy | 3 mph SE | 5% |
| Friday | 68°F | Mostly Sunny | 6 mph SE | 4% |
| Friday Night | 50°F | Partly Cloudy | 5 mph SE | 10% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Mantorville, MN
Last spring frost
May 12
First fall frost
Sep 28
Growing season
139 days
Hardiness zone
4b
Explore more for Mantorville, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Byron 4North, Mn (5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.