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
72°F
Partly Cloudy
Partly cloudy, with a low around 72. South wind around 7 mph.
7-day forecast for La Plata
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 72°F | Partly Cloudy | 7 mph S | 3% |
| Saturday | 88°F | Partly Sunny | 6 to 9 mph SSW | 3% |
| Saturday Night | 66°F | Chance Showers And Thunderstorms | 6 mph W | 60% |
| Sunday | 75°F | Chance Showers And Thunderstorms | 3 to 10 mph N | 50% |
| Sunday Night | 58°F | Showers And Thunderstorms Likely | 12 mph NE | 72% |
| Monday | 63°F | Showers And Thunderstorms Likely | 12 mph NE | 72% |
| Monday Night | 52°F | Chance Rain Showers | 10 mph NE | 28% |
| Tuesday | 61°F | Mostly Cloudy | 10 mph NE | 12% |
| Tuesday Night | 47°F | Partly Cloudy | 5 to 8 mph NE | 6% |
| Wednesday | 65°F | Mostly Sunny | 7 mph NE | 2% |
| Wednesday Night | 50°F | Partly Cloudy | 5 mph NE | 3% |
| Thursday | 68°F | Partly Sunny | 5 mph ENE | 7% |
| Thursday Night | 54°F | Mostly Cloudy | 3 mph ENE | 8% |
| Friday | 71°F | Partly Sunny | 6 mph E | 14% |
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 Sep 19, 2026.