Henagar, AL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Henagar, a city in Dekalb County, Alabama.
Overnight
71°F
Partly Cloudy
Partly cloudy, with a low around 71. East northeast wind around 0 mph.
7-day forecast for Henagar
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 71°F | Partly Cloudy | 0 mph | 0% |
| Saturday | 89°F | Sunny then Chance Showers And Thunderstorms | 0 to 5 mph NE | 47% |
| Saturday Night | 68°F | Chance Showers And Thunderstorms | 0 to 5 mph ESE | 39% |
| Sunday | 90°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SSW | 26% |
| Sunday Night | 68°F | Slight Chance Showers And Thunderstorms | 0 mph | 15% |
| Monday | 89°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 41% |
| Monday Night | 67°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 0 mph | 62% |
| Tuesday | 85°F | Showers And Thunderstorms Likely | 0 to 5 mph S | 74% |
| Tuesday Night | 64°F | Showers And Thunderstorms Likely | 0 to 5 mph E | 74% |
| Wednesday | 79°F | Showers And Thunderstorms Likely | 5 mph E | 60% |
| Wednesday Night | 61°F | Showers And Thunderstorms Likely | 5 mph ENE | 60% |
| Thursday | 78°F | Mostly Sunny | 5 mph NE | 14% |
| Thursday Night | 59°F | Partly Cloudy | 5 mph NNE | 14% |
| Friday | 77°F | Mostly Sunny | 5 mph NNE | 11% |
Forecast source: National Weather Service (api.weather.gov) for Henagar (34.631, -85.731). Updated through the day.
Growing snapshot for Henagar
Last spring frost
Apr 7
First fall frost
Oct 30
Growing season
204 days
Hardiness zone
7b
More local growing data for Henagar: nearby ZIP 35978 weather · frost dates · planting calendar · Alabama frost dates
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Valley Head
Climate data from the nearest NOAA station, Valley Head 1 Ssw, Al (8.3 mi from Henagar). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.