Gravois Mills, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Gravois Mills, a town in Morgan County, Missouri.
This Afternoon
97°F
Sunny
Sunny, with a high near 97. Heat index values as high as 98. Southwest wind around 7 mph.
7-day forecast for Gravois Mills
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 97°F | Sunny | 7 mph SW | 0% |
| Tonight | 70°F | Partly Cloudy | 5 mph SW | 3% |
| Sunday | 90°F | Slight Chance Rain Showers then Partly Sunny | 1 to 5 mph W | 19% |
| Sunday Night | 65°F | Chance Showers And Thunderstorms | 5 mph N | 65% |
| Monday | 77°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 0 to 6 mph N | 56% |
| Monday Night | 58°F | Slight Chance Rain Showers then Mostly Cloudy | 1 to 6 mph N | 18% |
| Tuesday | 71°F | Partly Sunny | 6 mph N | 8% |
| Tuesday Night | 53°F | Partly Cloudy | 1 to 6 mph NE | 1% |
| Wednesday | 74°F | Mostly Sunny | 3 mph NE | 0% |
| Wednesday Night | 53°F | Partly Cloudy | 2 mph NE | 1% |
| Thursday | 76°F | Mostly Sunny | 2 mph NE | 5% |
| Thursday Night | 58°F | Mostly Cloudy | 1 mph NE | 11% |
| Friday | 79°F | Slight Chance Rain Showers | 2 mph NE | 21% |
| Friday Night | 60°F | Slight Chance Rain Showers then Mostly Cloudy | 2 mph NE | 18% |
Forecast source: National Weather Service (api.weather.gov) for Gravois Mills (38.300, -92.825). Updated through the day.
Growing snapshot for Gravois Mills
Last spring frost
Mar 31
First fall frost
Nov 3
Growing season
216 days
Hardiness zone
6b
More local growing data for Gravois Mills: nearby ZIP 65037 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Lakeside, Mo (12.6 mi from Gravois Mills). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.