Waynesville, MO Weather & Growing Conditions
Tonight
74°F
Mostly Clear
Mostly clear, with a low around 74. South wind 1 to 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 74°F | Mostly Clear | 1 to 6 mph S | 4% |
| Saturday | 99°F | Mostly Sunny | 6 to 10 mph SW | 1% |
| Saturday Night | 74°F | Partly Cloudy | 7 mph SW | 1% |
| Sunday | 96°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 7 mph W | 20% |
| Sunday Night | 67°F | Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 6 mph N | 70% |
| Monday | 83°F | Showers And Thunderstorms Likely | 3 to 10 mph N | 70% |
| Monday Night | 60°F | Showers And Thunderstorms Likely | 5 to 10 mph N | 55% |
| Tuesday | 75°F | Chance Rain Showers then Partly Sunny | 7 to 10 mph N | 30% |
| Tuesday Night | 54°F | Partly Cloudy | 3 to 10 mph NE | 5% |
| Wednesday | 77°F | Mostly Sunny | 3 to 7 mph NE | 1% |
| Wednesday Night | 54°F | Partly Cloudy | 1 to 7 mph NE | 1% |
| Thursday | 80°F | Mostly Sunny | 1 to 7 mph NE | 5% |
| Thursday Night | 57°F | Partly Cloudy | 2 to 7 mph NE | 5% |
| Friday | 79°F | Mostly Sunny | 2 to 8 mph NE | 7% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Waynesville, MO
Last spring frost
Apr 15
First fall frost
Oct 21
Growing season
185 days
Hardiness zone
6b
Explore more for Waynesville, MO: full frost dates · planting calendar · Missouri frost dates
Climate data from the nearest NOAA station, Waynesville 2 W, Mo (1.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.