Coal Hill, AR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Coal Hill, a city in Johnson County, Arkansas.
This Afternoon
100°F
Sunny
Sunny, with a high near 100. Heat index values as high as 104. South southeast wind around 5 mph.
7-day forecast for Coal Hill
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 100°F | Sunny | 5 mph SSE | 0% |
| Tonight | 70°F | Clear | 0 to 5 mph ENE | 0% |
| Saturday | 100°F | Sunny | 0 to 10 mph SSW | 0% |
| Saturday Night | 70°F | Mostly Clear | 0 to 10 mph SE | 0% |
| Sunday | 99°F | Sunny | 0 to 5 mph SSE | 0% |
| Sunday Night | 70°F | Mostly Cloudy then Slight Chance Rain Showers | 0 to 5 mph ENE | 20% |
| Monday | 94°F | Chance Showers And Thunderstorms | 0 to 10 mph NNW | 30% |
| Monday Night | 66°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 to 10 mph N | 30% |
| Tuesday | 89°F | Mostly Sunny | 5 to 10 mph NNE | 13% |
| Tuesday Night | 62°F | Partly Cloudy | 5 to 10 mph NE | 5% |
| Wednesday | 88°F | Sunny | 5 mph ENE | 5% |
| Wednesday Night | 61°F | Mostly Clear | 5 mph ENE | 5% |
| Thursday | 88°F | Sunny | 5 mph ENE | 3% |
| Thursday Night | 62°F | Partly Cloudy | 5 mph ENE | 3% |
Forecast source: National Weather Service (api.weather.gov) for Coal Hill (35.437, -93.665). Updated through the day.
Growing snapshot for Coal Hill
Last spring frost
Mar 28
First fall frost
Nov 5
Growing season
223 days
Hardiness zone
8a
More local growing data for Coal Hill: nearby ZIP 72832 weather · frost dates · planting calendar · Arkansas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Subiaco, Ar (8.9 mi from Coal Hill). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.