Walnut Grove, MO Weather & Growing Conditions
Today
93°F
Sunny
Sunny, with a high near 93. Heat index values as high as 96. South wind 3 to 9 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 93°F | Sunny | 3 to 9 mph S | 0% |
| Tonight | 74°F | Mostly Clear | 3 to 9 mph SE | 2% |
| Wednesday | 95°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 9 mph S | 16% |
| Wednesday Night | 73°F | Slight Chance Showers And Thunderstorms | 8 mph SE | 41% |
| Thursday | 92°F | Chance Showers And Thunderstorms | 7 mph SW | 41% |
| Thursday Night | 72°F | Chance Showers And Thunderstorms | 6 mph S | 53% |
| Friday | 90°F | Chance Showers And Thunderstorms | 6 mph S | 53% |
| Friday Night | 72°F | Chance Showers And Thunderstorms | 6 mph S | 26% |
| Saturday | 92°F | Chance Showers And Thunderstorms | 7 mph S | 26% |
| Saturday Night | 73°F | Mostly Clear | 9 mph S | 9% |
| Sunday | 93°F | Sunny | 10 mph S | 4% |
| Sunday Night | 74°F | Mostly Clear | 9 mph S | 3% |
| Monday | 94°F | Sunny | 8 to 12 mph SW | 2% |
| Monday Night | 75°F | Mostly Clear | 9 mph S | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Walnut Grove, MO
Last spring frost
Apr 11
First fall frost
Oct 24
Growing season
196 days
Hardiness zone
6b
Explore more for Walnut Grove, MO: full frost dates · planting calendar · Missouri frost dates
Climate data from the nearest NOAA station, Ash Grove 4S, Mo (11.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.