Biloxi, MS Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Biloxi, a city in Harrison County, Mississippi.
Today
93°F
Mostly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms between 2pm and 3pm. Mostly sunny. High near 93, with temperatures falling to around 91 in the afternoon. Northwest wind 0 to 10 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Biloxi
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 93°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph NW | 17% |
| Tonight | 77°F | Mostly Clear | 5 to 10 mph SW | 6% |
| Wednesday | 93°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph SW | 22% |
| Wednesday Night | 77°F | Mostly Clear | 0 to 10 mph SW | 9% |
| Thursday | 91°F | Sunny | 0 to 10 mph SW | 14% |
| Thursday Night | 76°F | Mostly Clear | 0 to 5 mph SE | 14% |
| Friday | 91°F | Slight Chance Showers And Thunderstorms | 0 to 10 mph E | 23% |
| Friday Night | 75°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph E | 22% |
| Saturday | 91°F | Slight Chance Showers And Thunderstorms | 0 to 10 mph E | 22% |
| Saturday Night | 76°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SE | 22% |
| Sunday | 90°F | Chance Showers And Thunderstorms | 0 to 10 mph E | 36% |
| Sunday Night | 77°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 35% |
| Monday | 90°F | Chance Showers And Thunderstorms | 0 to 10 mph SW | 45% |
| Monday Night | 77°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 33% |
Forecast source: National Weather Service (api.weather.gov) for Biloxi (30.427, -88.936). Updated through the day.
Growing snapshot for Biloxi
Last spring frost
Feb 12
First fall frost
Dec 14
Growing season
301 days
Hardiness zone
9a
More local growing data for Biloxi: nearby ZIP 39534 weather · frost dates · planting calendar · Mississippi frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Biloxi, Ms (4.9 mi from Biloxi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.