Harman US

Biloxi, MS Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Biloxi, a city in Harrison County, Mississippi.

This Afternoon
93°F
Sunny
Sunny. High near 93, with temperatures falling to around 90 in the afternoon. South wind around 10 mph.

7-day forecast for Biloxi

WhenTempForecastWindPrecip
This Afternoon 93°F Sunny 10 mph S 1%
Tonight 75°F Mostly Clear 0 to 5 mph SW 1%
Sunday 93°F Sunny then Slight Chance Showers And Thunderstorms 0 to 10 mph W 23%
Sunday Night 75°F Mostly Clear 0 to 5 mph SW 7%
Monday 93°F Sunny then Chance Showers And Thunderstorms 0 to 5 mph NE 28%
Monday Night 74°F Chance Showers And Thunderstorms then Partly Cloudy 0 to 5 mph E 28%
Tuesday 92°F Sunny then Slight Chance Showers And Thunderstorms 0 to 10 mph E 22%
Tuesday Night 74°F Slight Chance Showers And Thunderstorms then Mostly Clear 0 to 5 mph E 22%
Wednesday 93°F Sunny 0 to 10 mph NE 14%
Wednesday Night 73°F Mostly Clear 0 to 5 mph NE 14%
Thursday 91°F Sunny 5 to 10 mph E 6%
Thursday Night 71°F Mostly Clear 5 mph E 6%
Friday 89°F Sunny 5 to 10 mph E 5%
Friday Night 70°F Partly Cloudy 5 mph E 5%

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

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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 Sep 20, 2026.