Chillicothe, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Chillicothe, a city in Livingston County, Missouri.
This Afternoon
71°F
Slight Chance Rain Showers
A slight chance of rain showers. Partly sunny. High near 71, with temperatures falling to around 61 in the afternoon. South southwest wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 20%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Chillicothe
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 71°F | Slight Chance Rain Showers | 14 mph SSW | 22% |
| Tonight | 46°F | Cloudy | 10 mph W | 11% |
| Wednesday | 56°F | Mostly Cloudy | 9 to 13 mph W | 7% |
| Wednesday Night | 40°F | Partly Cloudy | 7 mph WSW | 2% |
| Thursday | 56°F | Partly Sunny then Slight Chance Rain Showers | 6 to 9 mph W | 19% |
| Thursday Night | 40°F | Mostly Cloudy | 6 mph NW | 6% |
| Friday | 55°F | Partly Sunny | 3 to 7 mph N | 2% |
| Friday Night | 35°F | Mostly Cloudy | 2 mph N | 0% |
| Saturday | 57°F | Partly Sunny | 0 to 3 mph W | 1% |
| Saturday Night | 36°F | Partly Cloudy | 1 mph W | 5% |
| Sunday | 62°F | Sunny | 1 to 5 mph W | 4% |
| Sunday Night | 37°F | Mostly Clear | 2 mph WSW | 0% |
| Monday | 66°F | Sunny | 2 to 9 mph SW | 0% |
| Monday Night | 40°F | Mostly Clear | 3 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov) for Chillicothe (39.796, -93.550). Updated through the day.
Growing snapshot for Chillicothe
Last spring frost
Apr 15
First fall frost
Oct 21
Growing season
188 days
Hardiness zone
6a
More local growing data for Chillicothe: nearby ZIP 64601 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Chillicothe Agri-Sci, Mo (1.2 mi from Chillicothe). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.