Keytesville, MO Weather & Growing Conditions
Tonight
73°F
Partly Cloudy
Partly cloudy, with a low around 73. Heat index values as high as 96. South southeast wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 73°F | Partly Cloudy | 6 mph SSE | 3% |
| Saturday | 95°F | Mostly Sunny | 6 to 12 mph SW | 3% |
| Saturday Night | 68°F | Chance Showers And Thunderstorms | 3 to 7 mph WSW | 56% |
| Sunday | 82°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 | 71°F | Showers And Thunderstorms Likely | 12 mph NNE | 68% |
| Monday Night | 55°F | Chance Rain Showers | 7 to 12 mph NNE | 40% |
| Tuesday | 67°F | Mostly Cloudy | 10 mph NNE | 11% |
| Tuesday Night | 50°F | Mostly Cloudy | 3 to 9 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% |
| Friday | 73°F | Slight Chance Rain Showers then Mostly Sunny | 2 to 7 mph E | 15% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Keytesville, MO
Last spring frost
Apr 12
First fall frost
Oct 22
Growing season
190 days
Hardiness zone
6a
Explore more for Keytesville, MO: full frost dates · planting calendar · Missouri frost dates
Climate data from the nearest NOAA station, Salisbury, Mo (6.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.