Oark, AR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Oark, a community in Johnson County, Arkansas.
Overnight
73°F
Mostly Clear
Mostly clear, with a low around 73. Wind around 0 mph.
7-day forecast for Oark
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 73°F | Mostly Clear | 0 mph | 0% |
| Saturday | 95°F | Sunny | 0 to 10 mph SW | 0% |
| Saturday Night | 72°F | Mostly Clear | 0 to 5 mph SSE | 0% |
| Sunday | 94°F | Mostly Sunny | 0 to 10 mph WSW | 0% |
| Sunday Night | 71°F | Mostly Cloudy then Chance Showers And Thunderstorms | 0 to 5 mph NE | 44% |
| Monday | 89°F | Chance Showers And Thunderstorms | 0 to 5 mph NW | 44% |
| Monday Night | 66°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 mph N | 39% |
| Tuesday | 82°F | Mostly Sunny | 5 to 10 mph NNE | 11% |
| Tuesday Night | 60°F | Partly Cloudy | 5 to 10 mph NE | 10% |
| Wednesday | 83°F | Sunny | 5 mph NE | 0% |
| Wednesday Night | 59°F | Mostly Clear | 5 mph NE | 0% |
| Thursday | 83°F | Mostly Sunny | 5 mph ENE | 2% |
| Thursday Night | 61°F | Partly Cloudy | 5 mph ENE | 2% |
| Friday | 83°F | Partly Sunny | 5 mph E | 7% |
Forecast source: National Weather Service (api.weather.gov) for Oark (35.695, -93.575). Updated through the day.
Growing snapshot for Oark
Last spring frost
Mar 24
First fall frost
Nov 10
Growing season
233 days
Hardiness zone
7b
More local growing data for Oark: nearby ZIP 72852 weather · frost dates · planting calendar · Arkansas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Clarksville 2N, Ar (12.5 mi from Oark). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.