Mountain Grove, MO Weather & Growing Conditions
Today
89°F
Sunny
Sunny, with a high near 89. Heat index values as high as 92. Southeast wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 89°F | Sunny | 5 mph SE | 0% |
| Tonight | 68°F | Mostly Clear | 3 mph SE | 0% |
| Wednesday | 91°F | Sunny | 2 to 6 mph S | 6% |
| Wednesday Night | 71°F | Mostly Cloudy then Chance Showers And Thunderstorms | 5 mph SE | 28% |
| Thursday | 91°F | Chance Showers And Thunderstorms | 2 to 6 mph S | 46% |
| Thursday Night | 70°F | Chance Showers And Thunderstorms | 1 to 5 mph S | 54% |
| Friday | 87°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 3 mph SW | 58% |
| Friday Night | 69°F | Chance Showers And Thunderstorms | 3 mph S | 37% |
| Saturday | 89°F | Slight Chance Showers And Thunderstorms | 1 to 5 mph S | 24% |
| Saturday Night | 69°F | Partly Cloudy | 3 mph S | 13% |
| Sunday | 90°F | Sunny | 2 to 6 mph S | 4% |
| Sunday Night | 70°F | Mostly Clear | 5 mph S | 2% |
| Monday | 91°F | Sunny | 2 to 7 mph S | 2% |
| Monday Night | 71°F | Partly Cloudy | 6 mph S | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Mountain Grove, MO
Last spring frost
Apr 14
First fall frost
Oct 25
Growing season
193 days
Hardiness zone
7a
Explore more for Mountain Grove, MO: full frost dates · planting calendar · Missouri frost dates
Climate data from the nearest NOAA station, Gentryville, Mo (6.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.