Walnut Grove, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Walnut Grove, a city in Greene County, Missouri.
Tonight
71°F
Partly Cloudy
Partly cloudy. Low around 71, with temperatures rising to around 73 overnight. South wind around 7 mph.
7-day forecast for Walnut Grove
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 71°F | Partly Cloudy | 7 mph S | 2% |
| Sunday | 93°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 3 to 9 mph SW | 16% |
| Sunday Night | 67°F | Chance Showers And Thunderstorms | 5 to 8 mph N | 52% |
| Monday | 81°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 3 to 9 mph N | 27% |
| Monday Night | 60°F | Partly Cloudy | 6 to 9 mph N | 11% |
| Tuesday | 75°F | Partly Sunny | 9 mph N | 4% |
| Tuesday Night | 54°F | Partly Cloudy | 5 to 9 mph NE | 2% |
| Wednesday | 77°F | Sunny | 7 mph NE | 0% |
| Wednesday Night | 55°F | Mostly Clear | 6 mph E | 1% |
| Thursday | 79°F | Mostly Sunny | 5 mph NE | 5% |
| Thursday Night | 59°F | Partly Cloudy then Slight Chance Rain Showers | 5 mph E | 15% |
| Friday | 82°F | Slight Chance Rain Showers | 6 mph E | 17% |
| Friday Night | 62°F | Slight Chance Rain Showers | 6 mph E | 15% |
| Saturday | 84°F | Slight Chance Rain Showers then Partly Sunny | 5 mph E | 15% |
Forecast source: National Weather Service (api.weather.gov) for Walnut Grove (37.411, -93.548). Updated through the day.
Growing snapshot for Walnut Grove
Last spring frost
Apr 11
First fall frost
Oct 24
Growing season
196 days
Hardiness zone
6b
More local growing data for Walnut Grove: nearby ZIP 65770 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Ash Grove 4S, Mo (11.4 mi from Walnut Grove). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.