Mount Vernon, AR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mount Vernon, a town in Faulkner County, Arkansas.
This Afternoon
100°F
Sunny
Sunny. High near 100, with temperatures falling to around 94 in the afternoon. Heat index values as high as 102. Wind around 0 mph.
7-day forecast for Mount Vernon
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 100°F | Sunny | 0 mph | 0% |
| Tonight | 72°F | Clear | 0 mph | 0% |
| Saturday | 100°F | Sunny | 0 to 5 mph WSW | 0% |
| Saturday Night | 71°F | Mostly Clear | 0 to 5 mph WSW | 0% |
| Sunday | 99°F | Sunny | 0 to 10 mph W | 0% |
| Sunday Night | 72°F | Partly Cloudy | 0 to 5 mph NW | 1% |
| Monday | 95°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph N | 19% |
| Monday Night | 68°F | Slight Chance Showers And Thunderstorms | 5 mph N | 21% |
| Tuesday | 88°F | Mostly Sunny | 5 to 10 mph NNE | 11% |
| Tuesday Night | 62°F | Partly Cloudy | 5 to 10 mph NNE | 11% |
| Wednesday | 85°F | Sunny | 5 mph NNE | 6% |
| Wednesday Night | 61°F | Mostly Clear | 5 mph NE | 2% |
| Thursday | 85°F | Sunny | 5 mph NNE | 1% |
| Thursday Night | 62°F | Partly Cloudy | 5 mph NE | 1% |
Forecast source: National Weather Service (api.weather.gov) for Mount Vernon (35.224, -92.124). Updated through the day.
Growing snapshot for Mount Vernon
Last spring frost
Apr 9
First fall frost
Oct 25
Growing season
198 days
Hardiness zone
8a
More local growing data for Mount Vernon: nearby ZIP 72111 weather · frost dates · planting calendar · Arkansas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Greenbrier, Ar (13.1 mi from Mount Vernon). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.