Ulm, AR Weather & Growing Conditions
Tonight
74°F
Clear
Clear, with a low around 74. Heat index values as high as 101. Southwest wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 74°F | Clear | 5 mph SW | 0% |
| Saturday | 102°F | Sunny | 5 mph WSW | 1% |
| Saturday Night | 74°F | Mostly Clear | 5 mph SSW | 0% |
| Sunday | 101°F | Sunny | 5 to 10 mph WSW | 0% |
| Sunday Night | 76°F | Partly Cloudy | 5 mph WSW | 1% |
| Monday | 99°F | Mostly Sunny | 5 mph WNW | 10% |
| Monday Night | 72°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph NNW | 22% |
| Tuesday | 94°F | Mostly Sunny | 10 mph NNE | 9% |
| Tuesday Night | 66°F | Partly Cloudy | 10 mph NNE | 9% |
| Wednesday | 90°F | Sunny | 10 mph NNE | 5% |
| Wednesday Night | 65°F | Mostly Clear | 10 mph NNE | 2% |
| Thursday | 89°F | Sunny | 5 to 10 mph NNE | 2% |
| Thursday Night | 65°F | Mostly Clear | 5 to 10 mph NE | 2% |
| Friday | 89°F | Mostly Sunny | 5 to 10 mph NNE | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Ulm, AR
Last spring frost
Mar 11
First fall frost
Nov 17
Growing season
250 days
Hardiness zone
8b
Explore more for Ulm, AR: full frost dates · planting calendar · Arkansas frost dates
Climate data from the nearest NOAA station, Stuttgart 9 Ese, Ar (6.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.