Boonville, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Boonville, a city in Cooper County, Missouri.
Today
98°F
Mostly Sunny
Mostly sunny, with a high near 98. Heat index values as high as 101. Southwest wind 5 to 10 mph, with gusts as high as 18 mph.
7-day forecast for Boonville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 98°F | Mostly Sunny | 5 to 10 mph SW | 2% |
| Tonight | 70°F | Mostly Cloudy then Chance Showers And Thunderstorms | 2 to 6 mph WSW | 35% |
| Sunday | 86°F | Chance Showers And Thunderstorms | 1 to 5 mph NW | 50% |
| Sunday Night | 64°F | Showers And Thunderstorms | 6 mph NNE | 84% |
| Monday | 74°F | Showers And Thunderstorms | 5 to 8 mph NNE | 84% |
| Monday Night | 57°F | Chance Rain Showers | 7 mph NNE | 27% |
| Tuesday | 70°F | Partly Sunny | 7 mph NNE | 9% |
| Tuesday Night | 51°F | Partly Cloudy | 2 to 6 mph NNE | 3% |
| Wednesday | 73°F | Mostly Sunny | 5 mph NNE | 1% |
| Wednesday Night | 53°F | Partly Cloudy | 3 mph NE | 1% |
| Thursday | 76°F | Partly Sunny | 3 mph NE | 8% |
| Thursday Night | 57°F | Mostly Cloudy then Slight Chance Rain Showers | 3 mph ENE | 16% |
| Friday | 76°F | Slight Chance Rain Showers | 1 to 5 mph E | 19% |
| Friday Night | 58°F | Mostly Cloudy | 3 mph E | 9% |
Forecast source: National Weather Service (api.weather.gov) for Boonville (38.961, -92.746). Updated through the day.
Growing snapshot for Boonville
Last spring frost
Apr 12
First fall frost
Oct 25
Growing season
195 days
Hardiness zone
6b
More local growing data for Boonville: nearby ZIP 65233 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Boonville, Mo (3.7 mi from Boonville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.