Keytesville, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Keytesville, a city in Chariton County, Missouri.
This Afternoon
94°F
Sunny
Sunny, with a high near 94. Heat index values as high as 102. South wind around 7 mph.
7-day forecast for Keytesville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 94°F | Sunny | 7 mph S | 10% |
| Tonight | 74°F | Partly Cloudy | 6 mph SSE | 10% |
| Saturday | 95°F | Partly Sunny | 6 to 12 mph SW | 3% |
| Saturday Night | 68°F | Chance Showers And Thunderstorms | 2 to 7 mph SW | 54% |
| Sunday | 83°F | Chance Showers And Thunderstorms | 3 to 9 mph NW | 44% |
| Sunday Night | 61°F | Showers And Thunderstorms Likely | 6 to 10 mph NNE | 68% |
| Monday | 72°F | Showers And Thunderstorms Likely | 12 mph NNE | 68% |
| Monday Night | 55°F | Chance Rain Showers | 7 to 12 mph NNE | 39% |
| Tuesday | 68°F | Mostly Cloudy | 10 mph NNE | 11% |
| Tuesday Night | 50°F | Mostly Cloudy | 3 to 10 mph NNE | 5% |
| Wednesday | 71°F | Mostly Sunny | 7 mph NE | 2% |
| Wednesday Night | 52°F | Partly Cloudy | 1 to 6 mph NE | 3% |
| Thursday | 73°F | Partly Sunny | 2 to 6 mph ENE | 6% |
| Thursday Night | 55°F | Mostly Cloudy then Slight Chance Rain Showers | 5 mph ENE | 15% |
Forecast source: National Weather Service (api.weather.gov) for Keytesville (39.431, -92.938). Updated through the day.
Growing snapshot for Keytesville
Last spring frost
Apr 12
First fall frost
Oct 22
Growing season
190 days
Hardiness zone
6a
More local growing data for Keytesville: nearby ZIP 65261 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Salisbury, Mo (6.2 mi from Keytesville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.