Dauphin Island, AL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Dauphin Island, a town in Mobile County, Alabama.
This Afternoon
87°F
Sunny
Sunny, with a high near 87. Southeast wind around 5 mph.
7-day forecast for Dauphin Island
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 87°F | Sunny | 5 mph SE | 1% |
| Tonight | 80°F | Mostly Clear | 0 to 5 mph S | 1% |
| Saturday | 89°F | Sunny | 5 mph NW | 3% |
| Saturday Night | 81°F | Partly Cloudy | 5 mph SW | 3% |
| Sunday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 mph NW | 16% |
| Sunday Night | 81°F | Slight Chance Showers And Thunderstorms | 5 mph SW | 19% |
| Monday | 88°F | Chance Showers And Thunderstorms | 5 mph E | 25% |
| Monday Night | 81°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SE | 23% |
| Tuesday | 88°F | Chance Showers And Thunderstorms | 5 mph E | 25% |
| Tuesday Night | 81°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 5 mph SE | 22% |
| Wednesday | 88°F | Chance Showers And Thunderstorms | 5 to 10 mph E | 27% |
| Wednesday Night | 79°F | Chance Showers And Thunderstorms then Mostly Clear | 5 to 15 mph NE | 27% |
| Thursday | 87°F | Sunny | 10 to 15 mph NE | 11% |
| Thursday Night | 78°F | Mostly Clear | 5 to 15 mph NE | 11% |
Forecast source: National Weather Service (api.weather.gov) for Dauphin Island (30.251, -88.171). Updated through the day.
Growing snapshot for Dauphin Island
Last spring frost
Jan 31
First fall frost
Jan 6
Growing season
340 days
Hardiness zone
9b
More local growing data for Dauphin Island: nearby ZIP 36528 weather · frost dates · planting calendar · Alabama frost dates
Nearby towns & communities
Axis
Bayou La Batre
Belle Fontaine
Bucks
Chickasaw
Chunchula
Citronelle
Creola
Grand Bay
Gulfcrest
Mobile
Mount Vernon
Movico
Prichard
Saraland
Satsuma
Semmes
Theodore
Tillmans Corner
Climate data from the nearest NOAA station, Dauphin Is #2, Al (9.6 mi from Dauphin Island). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.