St. Joe, AR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for St. Joe, a town in Searcy County, Arkansas.
Today
94°F
Sunny
Sunny, with a high near 94. Heat index values as high as 97. Southeast wind 0 to 5 mph.
7-day forecast for St. Joe
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 94°F | Sunny | 0 to 5 mph SE | 0% |
| Tonight | 70°F | Mostly Clear | 0 mph | 1% |
| Wednesday | 97°F | Sunny | 0 to 5 mph S | 5% |
| Wednesday Night | 73°F | Partly Cloudy | 0 to 5 mph S | 7% |
| Thursday | 97°F | Chance Showers And Thunderstorms | 0 to 5 mph SSW | 28% |
| Thursday Night | 71°F | Chance Showers And Thunderstorms | 0 mph | 32% |
| Friday | 93°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 0 to 5 mph SSW | 65% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 0 mph | 50% |
| Saturday | 94°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 30% |
| Saturday Night | 71°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 24% |
| Sunday | 95°F | Sunny | 0 to 5 mph SSW | 5% |
| Sunday Night | 72°F | Mostly Clear | 0 to 5 mph S | 5% |
| Monday | 95°F | Sunny | 0 to 5 mph SSW | 5% |
| Monday Night | 73°F | Partly Cloudy | 0 to 5 mph S | 5% |
Forecast source: National Weather Service (api.weather.gov) for St. Joe (36.026, -92.801). Updated through the day.
Growing snapshot for St. Joe
Last spring frost
Apr 14
First fall frost
Oct 22
Growing season
189 days
Hardiness zone
7b
More local growing data for St. Joe: nearby ZIP 72675 weather · frost dates · planting calendar · Arkansas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Gilbert, Ar (4.8 mi from St. Joe). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.