Calhoun, MO Weather & Growing Conditions
This Afternoon
71°F
Slight Chance Rain Showers
A slight chance of rain showers. Mostly cloudy. High near 71, with temperatures falling to around 62 in the afternoon. Southwest wind around 13 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 71°F | Slight Chance Rain Showers | 13 mph SW | 20% |
| Tonight | 48°F | Patchy Drizzle | 8 to 12 mph W | 20% |
| Wednesday | 60°F | Partly Sunny | 6 to 13 mph W | 4% |
| Wednesday Night | 40°F | Mostly Clear | 3 mph WSW | 1% |
| Thursday | 61°F | Mostly Sunny then Slight Chance Rain Showers | 2 to 7 mph W | 15% |
| Thursday Night | 40°F | Mostly Cloudy | 3 mph NNW | 6% |
| Friday | 57°F | Partly Sunny | 3 to 7 mph N | 2% |
| Friday Night | 38°F | Partly Cloudy | 2 mph N | 0% |
| Saturday | 58°F | Partly Sunny | 2 mph NW | 1% |
| Saturday Night | 37°F | Partly Cloudy | 1 mph NW | 4% |
| Sunday | 64°F | Sunny | 1 to 5 mph W | 6% |
| Sunday Night | 38°F | Mostly Clear | 2 mph WNW | 1% |
| Monday | 68°F | Sunny | 2 to 8 mph SW | 0% |
| Monday Night | 42°F | Mostly Clear | 3 mph SW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Calhoun, MO
Last spring frost
Apr 13
First fall frost
Oct 22
Growing season
191 days
Hardiness zone
6b
Explore more for Calhoun, MO: full frost dates · planting calendar · Missouri frost dates
Climate data from the nearest NOAA station, Windsor, Mo (7.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.