Petal, MS Weather & Growing Conditions
Today
81°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms between 1pm and 2pm. Mostly sunny. High near 81, with temperatures falling to around 76 in the afternoon. West northwest wind around 5 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 81°F | Chance Showers And Thunderstorms | 5 mph WNW | 38% |
| Tonight | 54°F | Mostly Clear | 0 to 5 mph NNW | 0% |
| Thursday | 81°F | Sunny | 0 to 5 mph N | 0% |
| Thursday Night | 53°F | Mostly Clear | 0 mph | 0% |
| Friday | 79°F | Sunny | 5 mph NNW | 0% |
| Friday Night | 51°F | Mostly Clear | 5 mph N | 0% |
| Saturday | 73°F | Mostly Sunny | 5 to 10 mph N | 0% |
| Saturday Night | 43°F | Partly Cloudy | 5 to 10 mph N | 0% |
| Sunday | 68°F | Mostly Sunny | 5 to 10 mph NNE | 3% |
| Sunday Night | 42°F | Mostly Cloudy | 5 mph N | 3% |
| Monday | 72°F | Mostly Sunny | 5 mph N | 3% |
| Monday Night | 42°F | Partly Cloudy | 0 to 5 mph N | 5% |
| Tuesday | 73°F | Mostly Sunny | 0 to 5 mph NNW | 3% |
| Tuesday Night | 45°F | Partly Cloudy | 0 mph | 7% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Petal, MS
Last spring frost
Mar 8
First fall frost
Nov 15
Growing season
252 days
Hardiness zone
8b
Explore more for Petal, MS: full frost dates · planting calendar · Mississippi frost dates
Climate data from the nearest NOAA station, Hattiesburg Chain Muni Ap, Ms (5.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.