Port Wentworth, GA Weather & Growing Conditions
Today
82°F
Partly Sunny
Partly sunny, with a high near 82. Southeast wind 8 to 12 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 82°F | Partly Sunny | 8 to 12 mph SE | 4% |
| Tonight | 66°F | Mostly Cloudy | 1 to 6 mph SE | 9% |
| Thursday | 84°F | Mostly Sunny | 1 to 6 mph S | 7% |
| Thursday Night | 66°F | Partly Cloudy | 5 mph S | 11% |
| Friday | 82°F | Chance Rain Showers | 2 to 7 mph SW | 30% |
| Friday Night | 57°F | Chance Rain Showers then Partly Cloudy | 3 mph W | 30% |
| Saturday | 78°F | Sunny | 6 mph NW | 1% |
| Saturday Night | 50°F | Partly Cloudy | 3 mph N | 1% |
| Sunday | 74°F | Mostly Sunny | 5 mph NE | 1% |
| Sunday Night | 47°F | Partly Cloudy | 0 to 3 mph NE | 6% |
| Monday | 72°F | Mostly Sunny | 6 mph N | 6% |
| Monday Night | 46°F | Slight Chance Rain Showers | 3 mph N | 15% |
| Tuesday | 73°F | Sunny | 5 mph N | 8% |
| Tuesday Night | 47°F | Mostly Clear | 3 mph NW | 10% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Port Wentworth, GA
Last spring frost
Mar 2
First fall frost
Nov 30
Growing season
270 days
Hardiness zone
9a
Explore more for Port Wentworth, GA: full frost dates · planting calendar · Georgia frost dates
Climate data from the nearest NOAA station, Savannah Intl Ap, Ga (3.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.