Le Sueur, MN Weather & Growing Conditions
Tonight
58°F
Patchy Fog
Patchy fog and showers and thunderstorms before 10pm, then patchy fog and a chance of showers and thunderstorms between 10pm and 1am, then patchy fog and a chance of showers and thunderstorms. Cloudy, with a low around 58. East wind 10 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 58°F | Patchy Fog | 10 to 15 mph E | 88% |
| Saturday | 65°F | Chance Rain Showers then Patchy Fog | 5 to 10 mph NE | 28% |
| Saturday Night | 54°F | Slight Chance Drizzle then Mostly Cloudy | 5 to 10 mph NNE | 17% |
| Sunday | 68°F | Partly Sunny | 10 mph NE | 3% |
| Sunday Night | 49°F | Mostly Cloudy | 5 to 10 mph ENE | 10% |
| Monday | 63°F | Chance Rain Showers | 5 to 10 mph ENE | 31% |
| Monday Night | 45°F | Chance Rain Showers then Mostly Cloudy | 0 to 5 mph ENE | 31% |
| Tuesday | 64°F | Mostly Sunny | 5 mph E | 4% |
| Tuesday Night | 44°F | Mostly Clear | 0 to 5 mph ESE | 0% |
| Wednesday | 66°F | Sunny | 0 to 5 mph SE | 1% |
| Wednesday Night | 49°F | Partly Cloudy | 0 to 5 mph SSE | 14% |
| Thursday | 70°F | Mostly Sunny | 0 to 5 mph SSE | 14% |
| Thursday Night | 52°F | Partly Cloudy | 0 to 5 mph SSE | 6% |
| Friday | 71°F | Mostly Sunny | 0 to 5 mph SE | 6% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Le Sueur, MN
Last spring frost
May 2
First fall frost
Oct 4
Growing season
153 days
Hardiness zone
4b
Explore more for Le Sueur, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, St Peter, Mn (8.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.