Johnson, AR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Johnson, a city in Washington County, Arkansas.
Tonight
72°F
Clear
Clear, with a low around 72. South wind around 5 mph.
7-day forecast for Johnson
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 72°F | Clear | 5 mph S | 1% |
| Saturday | 96°F | Sunny | 5 to 15 mph SW | 1% |
| Saturday Night | 72°F | Partly Cloudy | 5 to 10 mph S | 0% |
| Sunday | 95°F | Mostly Sunny | 5 to 10 mph SW | 5% |
| Sunday Night | 68°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 56% |
| Monday | 87°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 0 to 10 mph N | 56% |
| Monday Night | 63°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 to 10 mph N | 35% |
| Tuesday | 82°F | Partly Sunny | 5 to 10 mph NE | 10% |
| Tuesday Night | 59°F | Partly Cloudy | 5 to 10 mph NE | 7% |
| Wednesday | 82°F | Mostly Sunny | 5 mph NE | 5% |
| Wednesday Night | 59°F | Mostly Clear | 5 mph NE | 5% |
| Thursday | 84°F | Mostly Sunny | 5 mph NE | 5% |
| Thursday Night | 61°F | Partly Cloudy | 5 mph E | 5% |
| Friday | 84°F | Mostly Sunny | 5 mph E | 5% |
Forecast source: National Weather Service (api.weather.gov) for Johnson (36.134, -94.174). Updated through the day.
Growing snapshot for Johnson
Last spring frost
Apr 4
First fall frost
Oct 31
Growing season
209 days
Hardiness zone
7a
More local growing data for Johnson: nearby ZIP 72762 weather · frost dates · planting calendar · Arkansas frost dates
Nearby towns & communities
Canehill
Cincinnati
Elkins
Elm Springs
Evansville
Farmington
Fayetteville
Goshen
Greenland
Lincoln
Morrow
Prairie Grove
Springdale
Summers
Tontitown
West Fork
Winslow
Climate data from the nearest NOAA station, Fayetteville Exp Stn, Ar (6.2 mi from Johnson). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.