St. Joe, AR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for St. Joe, a town in Searcy County, Arkansas.
This Afternoon
100°F
Sunny
Sunny. High near 100, with temperatures falling to around 96 in the afternoon. Heat index values as high as 102. South southeast wind around 5 mph.
7-day forecast for St. Joe
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 100°F | Sunny | 5 mph SSE | 0% |
| Tonight | 71°F | Clear | 0 to 5 mph SW | 0% |
| Saturday | 99°F | Sunny | 0 to 5 mph SW | 0% |
| Saturday Night | 70°F | Mostly Clear | 0 to 5 mph SSW | 0% |
| Sunday | 99°F | Mostly Sunny | 0 to 5 mph SW | 0% |
| Sunday Night | 69°F | Mostly Cloudy | 0 to 5 mph WNW | 10% |
| Monday | 92°F | Showers And Thunderstorms Likely | 0 to 5 mph N | 56% |
| Monday Night | 64°F | Showers And Thunderstorms Likely | 0 to 5 mph NNW | 56% |
| Tuesday | 84°F | Slight Chance Rain Showers | 0 to 5 mph N | 18% |
| Tuesday Night | 58°F | Partly Cloudy | 0 to 5 mph NNE | 6% |
| Wednesday | 83°F | Mostly Sunny | 0 to 5 mph NNE | 4% |
| Wednesday Night | 56°F | Mostly Clear | 0 to 5 mph NE | 4% |
| Thursday | 84°F | Sunny | 0 to 5 mph NE | 3% |
| Thursday Night | 59°F | Partly Cloudy | 0 mph | 3% |
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 Sep 19, 2026.