Le Grand, IA Weather & Growing Conditions
Today
52°F
Slight Chance Rain Showers
A slight chance of rain showers before 1pm. Cloudy. High near 52, with temperatures falling to around 49 in the afternoon. West wind 9 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 52°F | Slight Chance Rain Showers | 9 to 15 mph W | 16% |
| Tonight | 42°F | Cloudy then Slight Chance Rain Showers | 12 mph W | 15% |
| Thursday | 54°F | Chance Rain Showers | 12 mph NW | 46% |
| Thursday Night | 36°F | Mostly Cloudy | 6 to 9 mph N | 11% |
| Friday | 49°F | Mostly Sunny | 3 to 7 mph N | 3% |
| Friday Night | 28°F | Partly Cloudy | 2 mph N | 0% |
| Saturday | 52°F | Mostly Sunny | 0 to 3 mph W | 0% |
| Saturday Night | 33°F | Mostly Clear | 3 mph W | 1% |
| Sunday | 58°F | Sunny | 6 mph W | 1% |
| Sunday Night | 34°F | Clear | 3 mph SW | 0% |
| Monday | 63°F | Sunny | 3 to 8 mph SW | 0% |
| Monday Night | 38°F | Clear | 6 mph WNW | 0% |
| Tuesday | 63°F | Sunny | 3 mph NW | 0% |
| Tuesday Night | 39°F | Partly Cloudy | 2 mph NE | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Le Grand, IA
Last spring frost
Apr 28
First fall frost
Oct 7
Growing season
162 days
Hardiness zone
5a
Explore more for Le Grand, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Marshalltown, Ia (8.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.