Henagar, AL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Henagar, a city in Dekalb County, Alabama.
This Afternoon
70°F
Partly Sunny
Partly sunny, with a high near 70. Southeast wind 15 to 20 mph, with gusts as high as 30 mph.
7-day forecast for Henagar
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 70°F | Partly Sunny | 15 to 20 mph SE | 2% |
| Tonight | 61°F | Showers And Thunderstorms | 15 mph SE | 75% |
| Wednesday | 68°F | Showers And Thunderstorms | 5 to 15 mph S | 97% |
| Wednesday Night | 56°F | Slight Chance Rain Showers then Patchy Fog | 0 to 5 mph W | 23% |
| Thursday | 70°F | Patchy Fog then Mostly Sunny | 0 to 5 mph W | 6% |
| Thursday Night | 49°F | Partly Cloudy | 0 mph | 3% |
| Friday | 68°F | Sunny | 0 to 10 mph NW | 2% |
| Friday Night | 42°F | Mostly Clear | 5 mph NNW | 1% |
| Saturday | 61°F | Mostly Sunny | 5 to 10 mph N | 0% |
| Saturday Night | 37°F | Partly Cloudy | 5 mph N | 1% |
| Sunday | 60°F | Mostly Sunny | 5 to 10 mph NNW | 6% |
| Sunday Night | 36°F | Mostly Clear | 5 mph NNW | 7% |
| Monday | 61°F | Sunny | 5 to 10 mph NW | 2% |
| Monday Night | 37°F | Mostly Clear | 0 to 5 mph NW | 0% |
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 Nov 3, 2026.