La Belle, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for La Belle, a city in Lewis County, Missouri.
Today
90°F
Mostly Cloudy
Mostly cloudy, with a high near 90. Southwest wind around 8 mph.
7-day forecast for La Belle
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 90°F | Mostly Cloudy | 8 mph SW | 7% |
| Tonight | 68°F | Chance Showers And Thunderstorms | 3 mph W | 58% |
| Sunday | 77°F | Chance Showers And Thunderstorms | 2 to 9 mph N | 54% |
| Sunday Night | 61°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 9 mph NE | 70% |
| Monday | 65°F | Showers And Thunderstorms Likely | 10 mph NE | 70% |
| Monday Night | 55°F | Chance Rain Showers | 9 mph NE | 28% |
| Tuesday | 63°F | Slight Chance Rain Showers | 9 mph NE | 23% |
| Tuesday Night | 49°F | Partly Cloudy | 3 to 7 mph NE | 5% |
| Wednesday | 67°F | Mostly Sunny | 6 mph N | 1% |
| Wednesday Night | 52°F | Partly Cloudy | 3 mph NE | 2% |
| Thursday | 70°F | Partly Sunny | 5 mph NE | 6% |
| Thursday Night | 56°F | Mostly Cloudy | 3 mph NE | 6% |
| Friday | 72°F | Partly Sunny | 2 to 6 mph E | 9% |
| Friday Night | 57°F | Mostly Cloudy | 5 mph E | 7% |
Forecast source: National Weather Service (api.weather.gov) for La Belle (40.116, -91.915). Updated through the day.
Growing snapshot for La Belle
Last spring frost
Apr 17
First fall frost
Oct 19
Growing season
184 days
Hardiness zone
6a
More local growing data for La Belle: nearby ZIP 63447 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Steffenville, Mo (8.6 mi from La Belle). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.