Calhoun, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Calhoun, a city in Henry County, Missouri.
Overnight
75°F
Mostly Clear
Mostly clear, with a low around 75. South wind around 6 mph.
7-day forecast for Calhoun
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 75°F | Mostly Clear | 6 mph S | 0% |
| Saturday | 97°F | Sunny | 6 to 13 mph SSW | 1% |
| Saturday Night | 70°F | Partly Cloudy then Chance Showers And Thunderstorms | 1 to 7 mph WSW | 36% |
| Sunday | 87°F | Chance Showers And Thunderstorms | 1 to 5 mph NW | 48% |
| Sunday Night | 65°F | Showers And Thunderstorms | 5 mph N | 83% |
| Monday | 74°F | Showers And Thunderstorms | 5 to 9 mph NNE | 83% |
| Monday Night | 57°F | Mostly Cloudy | 5 to 8 mph NNE | 10% |
| Tuesday | 70°F | Partly Sunny | 9 mph NNE | 4% |
| Tuesday Night | 52°F | Partly Cloudy | 3 to 7 mph NNE | 2% |
| Wednesday | 73°F | Mostly Sunny | 6 mph NE | 1% |
| Wednesday Night | 54°F | Partly Cloudy | 3 mph ENE | 2% |
| Thursday | 77°F | Mostly Sunny | 3 mph ENE | 9% |
| Thursday Night | 58°F | Slight Chance Rain Showers | 2 mph ENE | 15% |
| Friday | 77°F | Slight Chance Rain Showers | 5 mph E | 20% |
Forecast source: National Weather Service (api.weather.gov) for Calhoun (38.468, -93.624). Updated through the day.
Growing snapshot for Calhoun
Last spring frost
Apr 13
First fall frost
Oct 22
Growing season
191 days
Hardiness zone
6b
More local growing data for Calhoun: nearby ZIP 65323 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Windsor, Mo (7.2 mi from Calhoun). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.