Port Gibson, MS Weather & Growing Conditions
Overnight
69°F
Patchy Fog
Patchy fog. Clear, with a low around 69. Wind around 0 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 69°F | Patchy Fog | 0 mph | 0% |
| Tuesday | 94°F | Patchy Fog then Sunny | 0 to 5 mph NNW | 0% |
| Tuesday Night | 71°F | Clear | 0 to 5 mph NNE | 0% |
| Wednesday | 95°F | Sunny | 0 to 5 mph NW | 3% |
| Wednesday Night | 72°F | Mostly Clear then Patchy Fog | 0 mph | 3% |
| Thursday | 95°F | Patchy Fog then Sunny | 0 to 5 mph SSW | 14% |
| Thursday Night | 73°F | Mostly Clear then Patchy Fog | 0 mph | 14% |
| Friday | 95°F | Patchy Fog then Sunny | 0 to 5 mph ESE | 13% |
| Friday Night | 73°F | Mostly Clear | 0 mph | 13% |
| Saturday | 95°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SE | 19% |
| Saturday Night | 74°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 19% |
| Sunday | 95°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SSE | 20% |
| Sunday Night | 74°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 20% |
| Monday | 94°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph S | 35% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Port Gibson, MS
Last spring frost
Mar 17
First fall frost
Nov 12
Growing season
241 days
Hardiness zone
8b
Explore more for Port Gibson, MS: full frost dates · planting calendar · Mississippi frost dates
Climate data from the nearest NOAA station, Port Gibson 1 Ne, Ms (0.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.