St. Joe, AR Weather & Growing Conditions
Overnight
70°F
Mostly Clear
Mostly clear, with a low around 70. West southwest wind around 0 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 70°F | Mostly Clear | 0 mph | 0% |
| Saturday | 98°F | Sunny | 0 to 10 mph SW | 0% |
| Saturday Night | 69°F | Mostly Clear | 0 to 5 mph WSW | 0% |
| Sunday | 98°F | Mostly Sunny | 0 to 5 mph WSW | 0% |
| Sunday Night | 69°F | Mostly Cloudy then Chance Showers And Thunderstorms | 0 to 5 mph WSW | 35% |
| Monday | 90°F | Chance Showers And Thunderstorms | 0 to 5 mph NNW | 50% |
| Monday Night | 64°F | Chance Showers And Thunderstorms | 0 to 5 mph N | 50% |
| Tuesday | 81°F | Slight Chance Rain Showers then Partly Sunny | 0 to 5 mph N | 17% |
| Tuesday Night | 57°F | Partly Cloudy | 0 to 5 mph NNE | 5% |
| Wednesday | 81°F | Mostly Sunny | 0 to 5 mph NNE | 1% |
| Wednesday Night | 55°F | Mostly Clear | 0 mph | 1% |
| Thursday | 82°F | Mostly Sunny | 0 to 5 mph NNE | 2% |
| Thursday Night | 57°F | Partly Cloudy | 0 mph | 3% |
| Friday | 82°F | Mostly Sunny | 0 to 5 mph NE | 7% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for St. Joe, AR
Last spring frost
Apr 14
First fall frost
Oct 22
Growing season
189 days
Hardiness zone
7b
Explore more for St. Joe, AR: full frost dates · planting calendar · Arkansas frost dates
Climate data from the nearest NOAA station, Gilbert, Ar (4.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.