Calion, AR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Calion, a city in Union County, Arkansas.
Overnight
68°F
Mostly Clear
Mostly clear, with a low around 68. Wind around 0 mph.
7-day forecast for Calion
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 68°F | Mostly Clear | 0 mph | 0% |
| Tuesday | 97°F | Sunny | 0 to 5 mph E | 1% |
| Tuesday Night | 73°F | Mostly Clear | 0 to 5 mph SE | 1% |
| Wednesday | 97°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph S | 24% |
| Wednesday Night | 75°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph S | 24% |
| Thursday | 97°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph S | 21% |
| Thursday Night | 74°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph S | 21% |
| Friday | 95°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph S | 26% |
| Friday Night | 73°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph E | 26% |
| Saturday | 95°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph S | 28% |
| Saturday Night | 73°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SE | 28% |
| Sunday | 95°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph S | 15% |
| Sunday Night | 74°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph S | 15% |
| Monday | 96°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph S | 16% |
Forecast source: National Weather Service (api.weather.gov) for Calion (33.328, -92.540). Updated through the day.
Growing snapshot for Calion
Last spring frost
Mar 18
First fall frost
Nov 7
Growing season
235 days
Hardiness zone
8b
More local growing data for Calion: nearby ZIP 71724 weather · frost dates · planting calendar · Arkansas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Calion L&D, Ar (3.6 mi from Calion). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.