Caldwell, AR Weather & Growing Conditions
Today
99°F
Sunny
Sunny, with a high near 99. Heat index values as high as 101. West southwest wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 99°F | Sunny | 0 to 5 mph WSW | 1% |
| Tonight | 72°F | Mostly Clear | 0 mph | 0% |
| Sunday | 99°F | Mostly Sunny | 0 to 5 mph WSW | 0% |
| Sunday Night | 72°F | Partly Cloudy | 0 mph | 1% |
| Monday | 96°F | Mostly Sunny | 0 to 5 mph NW | 12% |
| Monday Night | 70°F | Chance Showers And Thunderstorms | 0 to 5 mph N | 29% |
| Tuesday | 88°F | Mostly Sunny | 5 mph N | 11% |
| Tuesday Night | 64°F | Partly Cloudy | 5 to 10 mph NNE | 10% |
| Wednesday | 85°F | Sunny | 5 mph NNE | 2% |
| Wednesday Night | 62°F | Mostly Clear | 5 mph NNE | 2% |
| Thursday | 85°F | Sunny | 5 mph NNE | 0% |
| Thursday Night | 63°F | Partly Cloudy | 0 to 5 mph NE | 0% |
| Friday | 85°F | Mostly Sunny | 5 mph NNE | 1% |
| Friday Night | 64°F | Partly Cloudy | 0 to 5 mph NE | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Caldwell, AR
Last spring frost
Mar 23
First fall frost
Nov 7
Growing season
231 days
Hardiness zone
8a
Explore more for Caldwell, AR: full frost dates · planting calendar · Arkansas frost dates
Climate data from the nearest NOAA station, Wynne, Ar (12.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.