Sulphur Springs, AR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sulphur Springs, a city in Benton County, Arkansas.
Today
97°F
Sunny
Sunny, with a high near 97. Heat index values as high as 100. South wind around 5 mph.
7-day forecast for Sulphur Springs
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 97°F | Sunny | 5 mph S | 0% |
| Tonight | 74°F | Mostly Clear | 0 to 5 mph SE | 1% |
| Wednesday | 97°F | Mostly Sunny | 5 to 10 mph S | 4% |
| Wednesday Night | 74°F | Slight Chance Showers And Thunderstorms | 5 mph S | 15% |
| Thursday | 96°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 mph SW | 19% |
| Thursday Night | 73°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 0 to 5 mph S | 55% |
| Friday | 93°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 5 mph S | 55% |
| Friday Night | 72°F | Chance Showers And Thunderstorms | 5 mph S | 36% |
| Saturday | 95°F | Slight Chance Showers And Thunderstorms then Sunny | 5 mph S | 17% |
| Saturday Night | 74°F | Mostly Clear | 5 mph S | 12% |
| Sunday | 95°F | Sunny | 5 to 10 mph S | 3% |
| Sunday Night | 74°F | Mostly Clear | 5 to 10 mph S | 2% |
| Monday | 96°F | Sunny | 5 to 10 mph S | 2% |
| Monday Night | 75°F | Mostly Clear | 5 to 10 mph S | 2% |
Forecast source: National Weather Service (api.weather.gov) for Sulphur Springs (36.484, -94.460). Updated through the day.
Growing snapshot for Sulphur Springs
Last spring frost
Apr 5
First fall frost
Oct 28
Growing season
204 days
Hardiness zone
7a
More local growing data for Sulphur Springs: nearby ZIP 72768 weather · frost dates · planting calendar · Arkansas frost dates
Nearby towns & communities
Avoca
Bella Vista
Bentonville
Cave Springs
Centerton
Cherokee City
Decatur
Garfield
Gentry
Gravette
Highfill
Little Flock
Lost Bridge Village
Lowell
Maysville
Pea Ridge
Prairie Creek
Rogers
Siloam Springs
Springtown
Climate data from the nearest NOAA station, Gravette, Ar (3.9 mi from Sulphur Springs). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.