La Grange, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for La Grange, a city in Lewis County, Missouri.
Overnight
64°F
Clear
Clear, with a low around 64. South wind around 3 mph.
7-day forecast for La Grange
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 64°F | Clear | 3 mph S | 0% |
| Tuesday | 90°F | Sunny | 5 mph S | 0% |
| Tuesday Night | 70°F | Partly Cloudy | 5 mph SE | 14% |
| Wednesday | 86°F | Chance Showers And Thunderstorms | 3 mph S | 57% |
| Wednesday Night | 68°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 5 mph NE | 89% |
| Thursday | 84°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 3 mph SE | 89% |
| Thursday Night | 66°F | Partly Cloudy | 2 mph SE | 8% |
| Friday | 87°F | Mostly Sunny | 2 mph S | 8% |
| Friday Night | 69°F | Chance Showers And Thunderstorms | 2 mph S | 31% |
| Saturday | 90°F | Slight Chance Showers And Thunderstorms then Sunny | 5 mph SW | 23% |
| Saturday Night | 72°F | Mostly Clear | 3 to 7 mph S | 6% |
| Sunday | 92°F | Sunny | 6 to 9 mph SW | 4% |
| Sunday Night | 73°F | Mostly Clear | 5 to 8 mph S | 12% |
| Monday | 92°F | Mostly Sunny | 6 to 9 mph SW | 12% |
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 Aug 4, 2026.