La Plata, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for La Plata, a city in Macon County, Missouri.
Overnight
47°F
Patchy Drizzle
Patchy drizzle. Cloudy, with a low around 47. West wind around 13 mph, with gusts as high as 22 mph.
7-day forecast for La Plata
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 47°F | Patchy Drizzle | 13 mph W | 12% |
| Wednesday | 54°F | Patchy Drizzle then Cloudy | 12 to 16 mph W | 12% |
| Wednesday Night | 41°F | Mostly Cloudy | 9 mph WSW | 1% |
| Thursday | 54°F | Mostly Cloudy | 8 to 12 mph W | 6% |
| Thursday Night | 41°F | Slight Chance Rain Showers then Mostly Cloudy | 8 mph NNW | 16% |
| Friday | 50°F | Partly Sunny | 5 to 10 mph N | 1% |
| Friday Night | 30°F | Partly Cloudy | 3 mph NNE | 0% |
| Saturday | 51°F | Mostly Sunny | 3 mph NNW | 0% |
| Saturday Night | 33°F | Partly Cloudy | 3 mph W | 2% |
| Sunday | 58°F | Sunny | 6 mph W | 1% |
| Sunday Night | 35°F | Clear | 3 mph WSW | 0% |
| Monday | 64°F | Sunny | 3 to 9 mph SW | 0% |
| Monday Night | 40°F | Mostly Clear | 6 mph WSW | 0% |
| Tuesday | 65°F | Sunny | 5 mph NW | 0% |
Forecast source: National Weather Service (api.weather.gov) for La Plata (40.024, -92.491). Updated through the day.
Growing snapshot for La Plata
Last spring frost
Apr 19
First fall frost
Oct 18
Growing season
180 days
Hardiness zone
6a
More local growing data for La Plata: nearby ZIP 63549 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Kirksville Rgnl Ap, Mo (6.2 mi from La Plata). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.