Louisiana weather in September 2024

Expect 86°F daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Louisiana in September. Check more long-term weather averages for Louisiana in September before you book your next holiday to Louisiana in 2024/2025.

86
86°F max day temperature
8
8 hours of sunshine per day
10
10 days with some rainfall
72
72°F min night temperature
12
12 hours of daylight per day
H
High heat & humidity
5.8
5.8 inches of monthly rainfall
9
9 (Very High) UV index

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Destination

The September weather guide for Louisiana (New Orleans) 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.

Top Louisiana destinations

Below are average maximum temperatures at popular destinations in Louisiana in September. Select a destination to see more weather parameters.

All Louisiana destinations

Metric (°C) | Imperial (°F)

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How hot is it in Louisiana in September?

Daytime temperatures usually reach 86°F in New Orleans, Louisiana in September with high heat and humidity, falling to 72°F at night.

How sunny is it in Louisiana in September?

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

Does it rain in Louisiana in September?

There are usually 10 days with some rain in New Orleans, Louisiana in September and the average monthly rainfall is 5.8 inches.

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

On average 1.2 days in September in New Orleans, Louisiana are likely to be affected by the passage of one or more tropical storms.

Louisiana September sunrise & sunset times

Browse the sunrise and sunset times for Louisiana in September 2024. Select a month to view Louisiana sunrise and sunset times for the next 12 months. The Louisiana sunrise and sunset times shown below are for New Orleans.