Dexter, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Dexter, a city in Stoddard County, Missouri.
Today
99°F
Sunny
Sunny. High near 99, with temperatures falling to around 97 in the afternoon. Southwest wind 2 to 8 mph.
7-day forecast for Dexter
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 99°F | Sunny | 2 to 8 mph SW | 1% |
| Tonight | 71°F | Mostly Clear | 2 to 6 mph SW | 0% |
| Sunday | 98°F | Mostly Sunny | 2 to 8 mph WSW | 0% |
| Sunday Night | 71°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 mph NW | 19% |
| Monday | 90°F | Chance Showers And Thunderstorms | 5 to 9 mph N | 45% |
| Monday Night | 65°F | Chance Showers And Thunderstorms | 7 to 12 mph N | 45% |
| Tuesday | 81°F | Chance Showers And Thunderstorms | 9 to 14 mph N | 25% |
| Tuesday Night | 58°F | Partly Cloudy | 7 to 16 mph N | 11% |
| Wednesday | 79°F | Sunny | 12 mph N | 1% |
| Wednesday Night | 57°F | Mostly Clear | 5 to 12 mph NNE | 1% |
| Thursday | 80°F | Sunny | 5 to 10 mph NNE | 3% |
| Thursday Night | 59°F | Partly Cloudy | 5 to 9 mph NNE | 3% |
| Friday | 81°F | Mostly Sunny | 5 to 10 mph NNE | 4% |
| Friday Night | 59°F | Partly Cloudy | 3 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.