Sulphur Rock, AR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sulphur Rock, a town in Independence County, Arkansas.
This Afternoon
101°F
Sunny
Sunny, with a high near 101. Heat index values as high as 105. West northwest wind around 5 mph.
7-day forecast for Sulphur Rock
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 101°F | Sunny | 5 mph WNW | 0% |
| Tonight | 74°F | Clear | 0 to 5 mph WSW | 0% |
| Saturday | 101°F | Sunny | 0 to 10 mph WSW | 1% |
| Saturday Night | 74°F | Mostly Clear | 0 to 5 mph SW | 0% |
| Sunday | 101°F | Sunny | 0 to 10 mph WSW | 0% |
| Sunday Night | 74°F | Partly Cloudy | 0 to 5 mph WNW | 3% |
| Monday | 96°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 10 mph N | 25% |
| Monday Night | 69°F | Chance Showers And Thunderstorms | 5 to 10 mph N | 27% |
| Tuesday | 88°F | Mostly Sunny | 10 mph N | 12% |
| Tuesday Night | 63°F | Partly Cloudy | 5 to 15 mph NNE | 7% |
| Wednesday | 85°F | Sunny | 5 to 10 mph NNE | 5% |
| Wednesday Night | 61°F | Mostly Clear | 5 to 10 mph NNE | 2% |
| Thursday | 85°F | Sunny | 5 to 10 mph NNE | 2% |
| Thursday Night | 62°F | Mostly Clear | 5 mph NE | 2% |
Forecast source: National Weather Service (api.weather.gov) for Sulphur Rock (35.752, -91.500). Updated through the day.
Growing snapshot for Sulphur Rock
Last spring frost
Mar 30
First fall frost
Nov 5
Growing season
221 days
Hardiness zone
8a
More local growing data for Sulphur Rock: nearby ZIP 72553 weather · frost dates · planting calendar · Arkansas frost dates
Nearby towns & communities
Batesville
Bethesda
Cushman
Desha
Floral
Magness
Moorefield
Newark
Oil Trough
Pleasant Plains
Salado
Southside
Climate data from the nearest NOAA station, Batesville L&D 1, Ar (9.6 mi from Sulphur Rock). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.