Dexter, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Dexter, a city in Stoddard County, Missouri.
Tonight
72°F
Mostly Clear
Mostly clear. Low around 72, with temperatures rising to around 74 overnight. South wind around 1 mph.
7-day forecast for Dexter
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 72°F | Mostly Clear | 1 mph S | 2% |
| Saturday | 99°F | Sunny | 1 to 8 mph WSW | 2% |
| Saturday Night | 72°F | Mostly Clear | 2 to 6 mph SW | 0% |
| Sunday | 99°F | Sunny | 2 to 9 mph WSW | 0% |
| Sunday Night | 72°F | Partly Cloudy | 2 to 6 mph NNW | 4% |
| Monday | 92°F | Partly Sunny then Chance Showers And Thunderstorms | 3 to 8 mph N | 40% |
| Monday Night | 66°F | Chance Showers And Thunderstorms | 9 mph N | 40% |
| Tuesday | 83°F | Mostly Sunny | 8 to 15 mph N | 14% |
| Tuesday Night | 60°F | Partly Cloudy | 7 to 15 mph N | 7% |
| Wednesday | 81°F | Mostly Sunny | 10 mph NNE | 3% |
| Wednesday Night | 59°F | Mostly Clear | 5 to 10 mph NNE | 0% |
| Thursday | 81°F | Sunny | 6 to 10 mph NNE | 2% |
| Thursday Night | 60°F | Mostly Clear | 5 to 9 mph NNE | 2% |
| Friday | 80°F | Mostly Sunny | 6 to 10 mph NNE | 4% |
Forecast source: National Weather Service (api.weather.gov) for Dexter (36.793, -89.963). Updated through the day.
Growing snapshot for Dexter
Last spring frost
Mar 29
First fall frost
Nov 3
Growing season
221 days
Hardiness zone
7b
More local growing data for Dexter: nearby ZIP 63841 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Malden Muni Ap, Mo (11.9 mi from Dexter). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.