Trenton, MO Weather & Growing Conditions
Overnight
72°F
Partly Cloudy
Partly cloudy, with a low around 72. South wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 72°F | Partly Cloudy | 6 mph S | 3% |
| Saturday | 88°F | Partly Sunny | 5 to 9 mph SSW | 6% |
| Saturday Night | 66°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 3 mph NW | 68% |
| Sunday | 74°F | Chance Showers And Thunderstorms | 2 to 9 mph N | 49% |
| Sunday Night | 60°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 6 to 9 mph NE | 68% |
| Monday | 64°F | Showers And Thunderstorms Likely | 10 mph NE | 68% |
| Monday Night | 54°F | Chance Rain Showers then Mostly Cloudy | 6 to 9 mph NNE | 26% |
| Tuesday | 62°F | Mostly Cloudy | 9 mph NE | 6% |
| Tuesday Night | 48°F | Mostly Cloudy | 2 to 6 mph NE | 4% |
| Wednesday | 65°F | Mostly Sunny | 6 mph NE | 1% |
| Wednesday Night | 51°F | Partly Cloudy | 3 mph ENE | 5% |
| Thursday | 69°F | Slight Chance Rain Showers | 1 to 5 mph E | 15% |
| Thursday Night | 56°F | Mostly Cloudy then Slight Chance Rain Showers | 2 mph E | 18% |
| Friday | 71°F | Slight Chance Rain Showers | 2 to 6 mph E | 20% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Trenton, MO
Last spring frost
Apr 16
First fall frost
Oct 20
Growing season
184 days
Hardiness zone
6a
Explore more for Trenton, MO: full frost dates · planting calendar · Missouri frost dates
Climate data from the nearest NOAA station, Trenton, Mo (0.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.