Le Roy, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Le Roy, a city in Mower County, Minnesota.
Today
49°F
Rain Showers Likely
Rain showers likely. Cloudy. High near 49, with temperatures falling to around 46 in the afternoon. West wind around 16 mph, with gusts as high as 26 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Le Roy
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 49°F | Rain Showers Likely | 16 mph W | 42% |
| Tonight | 43°F | Rain Showers | 13 to 16 mph W | 95% |
| Thursday | 47°F | Chance Rain Showers then Cloudy | 17 mph NW | 44% |
| Thursday Night | 35°F | Mostly Cloudy | 9 to 15 mph N | 6% |
| Friday | 45°F | Mostly Sunny | 10 mph N | 0% |
| Friday Night | 28°F | Mostly Clear | 7 mph N | 0% |
| Saturday | 48°F | Mostly Sunny | 7 to 12 mph W | 0% |
| Saturday Night | 34°F | Partly Cloudy | 7 mph W | 0% |
| Sunday | 54°F | Sunny | 8 mph W | 2% |
| Sunday Night | 36°F | Mostly Clear | 7 mph SW | 0% |
| Monday | 59°F | Sunny | 7 to 13 mph SW | 0% |
| Monday Night | 40°F | Mostly Clear | 8 mph W | 0% |
| Tuesday | 57°F | Mostly Sunny | 6 mph NW | 0% |
| Tuesday Night | 40°F | Partly Cloudy | 5 mph NW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Le Roy (43.513, -92.508). Updated through the day.
Growing snapshot for Le Roy
Last spring frost
May 6
First fall frost
Oct 1
Growing season
146 days
Hardiness zone
4b
More local growing data for Le Roy: nearby ZIP 55951 weather · frost dates · planting calendar · Minnesota frost dates
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Climate data from the nearest NOAA station, Grand Meadow, Mn (12.8 mi from Le Roy). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.