Weather in New Orleans in september 2025

The weather in New Orleans in the month of september comes from statistical datas on the past years. You can view the weather statistics for all the month, but also by clicking on the tabs for the beginning, the middle and the end of the month.

Average weather throughout september

good weather UV index: 7

Weather at 6am
77°F

Partly Cloudy

27%

Moderate rain at times

15%

Cloudy

4%

Weather at 12pm
88°F

Partly Cloudy

29%

Moderate rain at times

17%

Cloudy

5%

Weather at 6pm
85°F

Partly Cloudy

22%

Moderate rain at times

19%

Cloudy

5%

Weather at 3am
79°F

Clear/Sunny

50%

Partly Cloudy

21%

Moderate rain at times

20%

Heavy rain

7%



Evolution of daily average temperature and precipitation in New Orleans in september

These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in New Orleans in september.


The climate of New Orleans in september is good

The climate in september in New Orleans is wet (with 5.1in of rainfall over 10 days). The weather is better from the previous month since in august it receives an average of 7.7in of rainfall over 13 days.

The climate quite enjoyable in this city this month. Temperatures are up to 88°F. On average, the recorded minimum temperature is 77°F. Thus, the mean temperature average on this month of september in New Orleans is 83°F. Note that these seasonal averages are in contrast with those observed in New Orleans in the month of september with a maximum record of 97°F in 2019 and a minimum record of 61°F in 2011. You can plan to have about 22 days with temperatures above 86°F, or 73 of the month.

On this month of september, day length in New Orleans is generally 12:20. Sunrise is at 05:45 and sunset is at 18:05.

With a good weather, this month is a good time to go in that area in United States.



Seasonal average climate and temperature of New Orleans in september

Check below seasonal norms These datas are set from the weather statements of the past years of september.

September
Outside temperature
Average temperature 83°F
Highest temperature 88°F
Lowest temperature 77°F
Highest record temperature 97°F
(2019)
Lowest record temperature 61°F
(2011)
Number of days at +86°F 22 day(s)
(73%)
Number of days at +65°F 30 day(s)
(100%)
Sea temperature
Average sea temperature 83°F
Lowest sea temperature 79°F
Highest sea temperature 87°F
Wind
Wind speed 16km/h
Wind temperature 77°F
Precipitation (rainfall)
Rainfall 5.1in
Number of days with rainfall 10 day(s)
(32%)
Record daily rainfall 2.8in
(2020)
Other climate data
Humidity 83%
Visibility 9.57km
Cloud cover 27%
UV index 7
Daily sunshine hours 12
Sunrise and sunset
Time of sunrise 05:45
Time of sunset 18:05
Length of day 12:20
Our opinion about the weather in september
Our opinion at whereandwhen.net good



How was the weather last september?

Here is the day by day recorded weather in New Orleans in september 2024:

01-09-2024
Partly Cloudy
76°F to 83°F
02-09-2024
Clear/Sunny
76°F to 88°F
03-09-2024
Clear/Sunny
79°F to 90°F
04-09-2024
Light rain shower
81°F to 88°F
05-09-2024
Light rain shower
77°F to 79°F
06-09-2024
Light rain shower
76°F to 77°F
07-09-2024
Light drizzle
70°F to 74°F
08-09-2024
Partly Cloudy
72°F to 81°F
09-09-2024
Light rain shower
72°F to 83°F
10-09-2024
Light rain shower
76°F to 81°F
11-09-2024
Light rain shower
76°F to 79°F
12-09-2024
Patchy rain nearby
72°F to 79°F
13-09-2024
Clear/Sunny
70°F to 85°F
14-09-2024
Clear/Sunny
72°F to 88°F
15-09-2024
Light rain shower
76°F to 85°F
16-09-2024
Light rain shower
76°F to 85°F
17-09-2024
Heavy rain at times
76°F to 86°F
18-09-2024
Mist
76°F to 88°F
19-09-2024
Thundery outbreaks in nearby
77°F to 90°F
20-09-2024
Mist
77°F to 90°F
21-09-2024
Cloudy
77°F to 92°F
22-09-2024
Clear/Sunny
77°F to 90°F
23-09-2024
Mist
76°F to 90°F
24-09-2024
Clear/Sunny
74°F to 88°F
25-09-2024
Clear/Sunny
74°F to 94°F
26-09-2024
Cloudy
74°F to 85°F
27-09-2024
Clear/Sunny
70°F to 88°F
28-09-2024
Clear/Sunny
72°F to 94°F
29-09-2024
Partly Cloudy
72°F to 94°F
30-09-2024
Overcast
76°F to 85°F

Map: other cities in Louisiana in september

Cities near New Orleans:

Slidell in septembergood weather
Port Sulphur in septembergood weather
Houma in septembergood weather
Grand Isle in septembergood weather
Morgan City in septembergood weather
Baton Rouge in septembergood weather
New Iberia in septembergood weather
Marsh Island in septembergood weather
Opelousas in septembergood weather
Marksville in septembergood weather
Pecan Island in septembergood weather
Oakdale in septembergood weather
Louisiana in september: See full list of cities

Click over cities on the map for information about the weather in september.

Legend: New Orleans perfect weather good tolerable bad very bad


Weather data for New Orleans in september:

Weather data for New Orleans for september are derived from an average of the weather forecast since 2009 in New Orleans. There is a margin of error and these forecasts are to be considered as general information only. The weather in New Orleans can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to New Orleans.


Weather in august in New Orleans
Weather in october in New Orleans
Change units