Hartman, AR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hartman, a city in Johnson County, Arkansas.
Today
99°F
Sunny
Sunny, with a high near 99. Heat index values as high as 104. East wind around 5 mph.
7-day forecast for Hartman
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 99°F | Sunny | 5 mph E | 0% |
| Tonight | 72°F | Mostly Clear | 5 mph E | 0% |
| Wednesday | 101°F | Mostly Sunny | 5 mph ESE | 2% |
| Wednesday Night | 74°F | Partly Cloudy | 0 to 5 mph ESE | 4% |
| Thursday | 101°F | Mostly Sunny | 0 to 5 mph S | 13% |
| Thursday Night | 73°F | Chance Showers And Thunderstorms | 0 to 5 mph ESE | 27% |
| Friday | 97°F | Chance Showers And Thunderstorms | 0 to 5 mph ENE | 42% |
| Friday Night | 72°F | Chance Showers And Thunderstorms | 0 to 5 mph ESE | 42% |
| Saturday | 97°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph SSE | 24% |
| Saturday Night | 73°F | Mostly Clear | 0 to 5 mph SE | 10% |
| Sunday | 99°F | Sunny | 0 to 5 mph SSE | 8% |
| Sunday Night | 72°F | Mostly Clear | 0 to 5 mph SE | 8% |
| Monday | 99°F | Mostly Sunny | 0 to 5 mph SSE | 9% |
| Monday Night | 74°F | Partly Cloudy | 0 to 5 mph SE | 9% |
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 Aug 4, 2026.