Sweet Water, AL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sweet Water, a town in Marengo County, Alabama.
Overnight
63°F
Rain Showers Likely
Rain showers likely. Cloudy. Low around 63, with temperatures rising to around 67 overnight. South wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Sweet Water
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 63°F | Rain Showers Likely | 5 mph S | 65% |
| Wednesday | 79°F | Showers And Thunderstorms | 0 to 5 mph SW | 77% |
| Wednesday Night | 54°F | Slight Chance Rain Showers then Mostly Cloudy | 0 to 5 mph N | 19% |
| Thursday | 77°F | Mostly Sunny | 0 to 5 mph N | 7% |
| Thursday Night | 51°F | Partly Cloudy | 0 mph | 3% |
| Friday | 76°F | Sunny | 0 to 5 mph N | 2% |
| Friday Night | 45°F | Mostly Clear | 5 mph N | 0% |
| Saturday | 68°F | Mostly Sunny | 5 to 10 mph N | 0% |
| Saturday Night | 38°F | Partly Cloudy | 5 mph N | 0% |
| Sunday | 65°F | Mostly Sunny | 5 mph N | 1% |
| Sunday Night | 37°F | Partly Cloudy | 5 mph N | 2% |
| Monday | 68°F | Sunny | 5 mph N | 3% |
| Monday Night | 37°F | Mostly Clear | 0 mph | 4% |
| Tuesday | 70°F | Sunny | 0 mph | 5% |
Forecast source: National Weather Service (api.weather.gov) for Sweet Water (32.105, -87.862). Updated through the day.
Growing snapshot for Sweet Water
Last spring frost
Mar 10
First fall frost
Nov 21
Growing season
257 days
Hardiness zone
8b
More local growing data for Sweet Water: nearby ZIP 36782 weather · frost dates · planting calendar · Alabama frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Thomasville, Al (16.6 mi from Sweet Water). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.