Biloxi weather in September 2026

Q: How hot is it in Biloxi in September?

Daytime temperatures usually reach 31°C in Biloxi in September with high heat and humidity, falling to 18°C at night.

Q: How sunny is it in Biloxi in September?

There are normally 8 hours of bright sunshine each day in Biloxi in September - that's 62% of daylight hours.

Q: Does it rain in Biloxi in September?

There are usually 8 days with some rain in Biloxi in September and the average monthly rainfall is 84mm.

Q: What is the chance of a hurricane in Biloxi in September?

On average less than 1 day in September in Biloxi is likely to be affected by the passage of one or more tropical storms.

Expect daytime maximum temperatures of 88°F in Biloxi, Mississippi in September and high heat and humidity based on long-term weather averages. There are 7 hours of sunshine per day on average with 10 days with some rainfall and typically 6.5 inches of rainfall in the month.

88
88°F max day temperature
7
7 hours of sunshine per day
10
10 days with some rainfall
70
70°F min night temperature
12
12 hours of daylight per day
H
High heat & humidity
6.5
6.5 inches of monthly rainfall
9
9 (Very High) UV index
82
82°F sea temperature

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The September weather guide for Mississippi (Biloxi) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C) | Imperial (°F)

More about the USA

How hot is it in Biloxi in September?

Daytime temperatures usually reach 88°F in Biloxi in September with high heat and humidity, falling to 64°F at night.

How sunny is it in Biloxi in September?

There are normally 8 hours of bright sunshine each day in Biloxi in September - that's 62% of daylight hours.

Does it rain in Biloxi in September?

There are usually 8 days with some rain in Biloxi in September and the average monthly rainfall is 3.3 inches.

What is the chance of a hurricane in Biloxi in September?

On average less than 1 day in September in Biloxi is likely to be affected by the passage of one or more tropical storms.

Biloxi September sunrise & sunset times

Browse the sunrise and sunset times for Biloxi in September 2026. Select a month to view Biloxi sunrise and sunset times for the next 12 months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Date	Sunrise times	Sunset times
Tuesday, 1st September 2026	05:32	18:18
Tuesday, 15th September 2026	05:40	18:01
Wednesday, 30th September 2026	05:48	17:42

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Mississippi - quick facts
Flight time^✝	12.5 hours
Time difference	UK -6 hours
Language(s)	English
Currency	US Dollar
Electricity	A + B plug (120V)
Driving side	Right
Visa^✝	Yes
Why visit?	Culture Nature
Tourist info	Visit Mississippi