Oak Grove, AR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Oak Grove, a community in Pope County, Arkansas.
Today
98°F
Sunny
Sunny, with a high near 98. Heat index values as high as 97. Southwest wind 0 to 5 mph.
7-day forecast for Oak Grove
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 98°F | Sunny | 0 to 5 mph SW | 0% |
| Tonight | 70°F | Mostly Clear | 0 to 5 mph SW | 0% |
| Sunday | 97°F | Mostly Sunny | 0 to 5 mph W | 0% |
| Sunday Night | 71°F | Partly Cloudy then Slight Chance Rain Showers | 0 to 5 mph ESE | 22% |
| Monday | 92°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 0 to 5 mph NNW | 24% |
| Monday Night | 67°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph N | 24% |
| Tuesday | 86°F | Mostly Sunny | 5 mph NNE | 13% |
| Tuesday Night | 61°F | Partly Cloudy | 5 to 10 mph NNE | 10% |
| Wednesday | 84°F | Sunny | 5 mph NE | 0% |
| Wednesday Night | 59°F | Mostly Clear | 5 mph NE | 0% |
| Thursday | 84°F | Sunny | 5 mph NE | 2% |
| Thursday Night | 60°F | Partly Cloudy | 5 mph NE | 2% |
| Friday | 85°F | Mostly Sunny | 5 mph ENE | 6% |
| Friday Night | 61°F | Partly Cloudy | 5 mph ENE | 6% |
Forecast source: National Weather Service (api.weather.gov) for Oak Grove (35.365, -92.964). Updated through the day.
Growing snapshot for Oak Grove
Last spring frost
Mar 29
First fall frost
Nov 2
Growing season
219 days
Hardiness zone
8a
More local growing data for Oak Grove: nearby ZIP 72802 weather · frost dates · planting calendar · Arkansas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Russellville Muni Ap, Ar (4.3 mi from Oak Grove). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.