St. Martins, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for St. Martins, a city in Cole County, Missouri.
Overnight
51°F
Slight Chance Drizzle
A slight chance of drizzle. Cloudy, with a low around 51. West wind around 9 mph.
7-day forecast for St. Martins
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 51°F | Slight Chance Drizzle | 9 mph W | 12% |
| Wednesday | 58°F | Slight Chance Drizzle then Mostly Cloudy | 7 to 13 mph W | 12% |
| Wednesday Night | 43°F | Mostly Clear | 5 mph W | 0% |
| Thursday | 63°F | Sunny | 5 to 8 mph W | 0% |
| Thursday Night | 45°F | Mostly Cloudy | 5 mph NW | 7% |
| Friday | 58°F | Partly Sunny | 7 mph N | 1% |
| Friday Night | 36°F | Partly Cloudy | 3 mph N | 0% |
| Saturday | 57°F | Mostly Sunny | 2 mph N | 0% |
| Saturday Night | 35°F | Partly Cloudy | 1 mph NW | 1% |
| Sunday | 63°F | Sunny | 1 to 5 mph W | 0% |
| Sunday Night | 37°F | Clear | 2 mph W | 0% |
| Monday | 68°F | Sunny | 1 to 5 mph SW | 0% |
| Monday Night | 42°F | Clear | 2 mph SW | 0% |
| Tuesday | 70°F | Sunny | 3 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov) for St. Martins (38.598, -92.334). Updated through the day.
Growing snapshot for St. Martins
Last spring frost
Apr 8
First fall frost
Oct 31
Growing season
205 days
Hardiness zone
6b
More local growing data for St. Martins: nearby ZIP 65109 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Jefferson City Wtp, Mo (5.2 mi from St. Martins). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.