La Grange, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for La Grange, a city in Lewis County, Missouri.
Today
56°F
Slight Chance Drizzle
A slight chance of drizzle before 2pm. Cloudy, with a high near 56. West wind 9 to 13 mph, with gusts as high as 23 mph.
7-day forecast for La Grange
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 56°F | Slight Chance Drizzle | 9 to 13 mph W | 12% |
| Tonight | 43°F | Mostly Cloudy | 7 mph SW | 2% |
| Thursday | 58°F | Mostly Cloudy | 6 to 9 mph W | 6% |
| Thursday Night | 44°F | Slight Chance Light Rain then Mostly Cloudy | 7 mph NW | 19% |
| Friday | 54°F | Partly Sunny | 8 mph N | 2% |
| Friday Night | 34°F | Partly Cloudy | 1 to 5 mph N | 0% |
| Saturday | 54°F | Mostly Sunny | 3 mph NW | 0% |
| Saturday Night | 35°F | Mostly Clear | 2 mph W | 1% |
| Sunday | 60°F | Sunny | 5 mph W | 1% |
| Sunday Night | 36°F | Clear | 2 mph W | 0% |
| Monday | 66°F | Sunny | 2 to 6 mph SW | 0% |
| Monday Night | 41°F | Clear | 3 mph SW | 0% |
| Tuesday | 67°F | Sunny | 3 mph NW | 0% |
| Tuesday Night | 43°F | Mostly Clear | 2 mph NE | 0% |
Forecast source: National Weather Service (api.weather.gov) for La Grange (40.047, -91.502). Updated through the day.
Growing snapshot for La Grange
Last spring frost
Apr 11
First fall frost
Oct 23
Growing season
194 days
Hardiness zone
6a
More local growing data for La Grange: nearby ZIP 63448 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Canton L&D 20, Mo (8.9 mi from La Grange). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.