Hartman, AR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hartman, a city in Johnson County, Arkansas.
Tonight
70°F
Clear
Clear, with a low around 70. Heat index values as high as 102. East northeast wind 0 to 5 mph.
7-day forecast for Hartman
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 70°F | Clear | 0 to 5 mph ENE | 0% |
| Saturday | 101°F | Sunny | 0 to 10 mph SSW | 0% |
| Saturday Night | 70°F | Mostly Clear | 0 to 5 mph ESE | 0% |
| Sunday | 100°F | Sunny | 0 to 5 mph SSW | 0% |
| Sunday Night | 70°F | Mostly Cloudy then Slight Chance Rain Showers | 0 to 5 mph E | 19% |
| Monday | 95°F | Chance Showers And Thunderstorms | 0 to 10 mph NW | 31% |
| Monday Night | 66°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 mph N | 31% |
| Tuesday | 91°F | Mostly Sunny | 5 to 10 mph NNE | 14% |
| Tuesday Night | 62°F | Partly Cloudy | 5 to 10 mph NE | 5% |
| Wednesday | 89°F | Sunny | 5 mph ENE | 5% |
| Wednesday Night | 61°F | Mostly Clear | 5 mph ENE | 5% |
| Thursday | 89°F | Sunny | 5 mph ENE | 3% |
| Thursday Night | 62°F | Partly Cloudy | 5 mph ENE | 3% |
| Friday | 89°F | Mostly Sunny | 5 mph ENE | 3% |
Forecast source: National Weather Service (api.weather.gov) for Hartman (35.435, -93.628). Updated through the day.
Growing snapshot for Hartman
Last spring frost
Mar 24
First fall frost
Nov 10
Growing season
233 days
Hardiness zone
8a
More local growing data for Hartman: nearby ZIP 72840 weather · frost dates · planting calendar · Arkansas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Clarksville 2N, Ar (8.5 mi from Hartman). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.