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New Orleans Weather in September: Temperature, Precipitation, Wind

Author: Rickey Bohn
Temperature
28.5°C
83.3°F
High temperature
32.3°C
90.2°F
Low temperature
25.3°C
77.5°F
Feels like
31°C
87.8°F
Rainy days
11 days
Rainfall level
2.64mm
0.1 inch
Cloud coverage
29.6%
Wind speed
19.5km/h
12.1mph
Daylight time
12:20:12
UV index
6.1
1
partly cloudy day
30.0°C
86.0°F
2
rain
28.2°C
83.0°F
3
rain
28.9°C
84.0°F
4
rain
28.3°C
83.0°F
5
rain
29.6°C
85.0°F
6
clear day
29.5°C
85.0°F
7
rain
29.3°C
85.0°F
8
partly cloudy day
28.6°C
83.0°F
9
clear day
28.7°C
84.0°F
10
clear day
28.5°C
83.0°F
11
clear day
29.0°C
84.0°F
12
rain
28.6°C
83.0°F
13
rain
29.1°C
84.0°F
14
rain
28.9°C
84.0°F
15
partly cloudy day
28.7°C
84.0°F
16
partly cloudy day
29.4°C
85.0°F
17
clear day
29.2°C
85.0°F
18
clear day
28.2°C
83.0°F
19
clear day
27.3°C
81.0°F
20
clear day
27.2°C
81.0°F
21
partly cloudy day
28.7°C
84.0°F
22
partly cloudy day
28.6°C
83.0°F
23
partly cloudy day
28.2°C
83.0°F
24
rain
28.0°C
82.0°F
25
rain
27.5°C
82.0°F
26
partly cloudy day
28.3°C
83.0°F
27
clear day
28.5°C
83.0°F
28
rain
26.9°C
80.0°F
29
partly cloudy day
26.8°C
80.0°F
30
clear day
27.6°C
82.0°F

In September, New Orleans has a warm and wet climate with an average temperature of 28.5°C (83.3°F). Daily highs reach an average of 32.3°C (90.2°F) while overnight lows drop to 25.3°C (77.5°F). The city sees an average of 2.64 inches (67 mm) of precipitation over the course of 11 days this month, with a 36.7% chance of a rainy day.

New Orleans experiences the remnants of tropical storms and hurricanes that move inland from the Gulf of Mexico in September. It is a very wet month with 6% of daylight hours and a 37% chance that any given hour is going to be rainy. The most common type of precipitation is rain, and the most common condition is rainy weather. There is no snow in September. The city has an average humidity of 70.5% which can make the temperatures feel warmer, especially during the day when humidity levels are higher. The average UV index is 6.1, which is classified as high, indicating the need for sun protection.

What is the temperature in New Orleans in September?

Average air temperature in New Orleans is 28.5°C (83.3°F) in September. The outside temperature in New Orleans feels like 31°C (87.8°F) on a typical September day. The highest average temperature during sunny days is 32.3°C (90.2°F) and feels like 36.4°C (97.6°F). The lowest average temperature after dark is 25.3°C (77.5°F) which feels like 25.5°C (77.8°F).

Daily Temperature in New Orleans in September 0°C / 32.0°F 10°C / 50.0°F 20°C / 68.0°F 30°C / 86.0°F 40°C / 104.0°F 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

How hot is New Orleans in September?

The hot temperature in September in New Orleans rises to 34.4°C (93.9°F) on sunny days with low cloud coverage and 70.5% humidity. During hottest days of September it feels like 41.6 °C (106.9°F). The average maximum temp in New Orleans is 32.3°C (106.9°F) during day time in September.

How cold is New Orleans in September?

The coldest temp in New Orleans in September drops to 21.9°C (71.4°F) during the cold nights. With 19.5km/h (12.1mph) winds and 70.5% humidity it feels like 21.9°C (71.4°F) on the coldest nights. The average minimum temperature is 25.3°C (77.5°F) during night time in September.

Does it rain in New Orleans in September?

Yes, it rains for 11 days in New Orleans, United States in September averaging 2.64 mm of precipitation. New Orleans has a 36.7% chance for rain throughout the entire month of September.

How much does it rain in New Orleans throughout September?

New Orleans has 2.64 mm (0.1 inch) of rain per day on average in September. It rains for an average of 11 days out of the entire month.

Is New Orleans windy in September?

The average speed of wind in New Orleans, United States during September is 19.5km/h (12.1mph) and average windgust is 28.3km/h (17.6mph). On some days in September wind can reach up to 32.3km/h (20.1mph).

Daily wind speed in New Orleans in September 0km/h (0mph) 9km/h (6mph) 18km/h (11mph) 27km/h (17mph) 36km/h (22mph) 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

What is the direction of the wind in New Orleans in September?

Most days of September the wind is blowing from East-Southeast direction in New Orleans.

What are the humidity levels in New Orleans in September?

The average humidity levels in New Orleans in September are 70.5%. Daily humidity levels in New Orleans range from 50% to 82.3% during September.

Daily humidity levels in New Orleans in September 0% 21% 42% 63% 84% 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

How many hours of daylight are in New Orleans in September?

New Orleans has 12 hours 20 minutes of daylight in September on average. Sunset and sunrise times gradually change throughout the month. Sunrise in New Orleans in September is at 6:45:03 and the sunset is at 19:05:16.

What is the cloud coverage in New Orleans in September?

Clouds cover 29.6% of the sky on average throughout September in New Orleans. The cloud coverage ranges from 5.5% to 60% depending on the day of the month.

What is the UV level in September in New Orleans?

The average UV index in New Orleans is 6.1 in September. UV levels change throughout the month and range from 2 to 10.

What is the solar radiation in New Orleans in September?

The average solar radiation is 106.9 W/m2 (Watts per square meter) in New Orleans during September. However solar radiation levels change throughout the month and range from 44 W/m2 to 148.5 W/m2.

What is the solar energy during September in New Orleans?

The average solar energy during September in New Orleans is 9.2 MJ/m2 (megajoules per square metre). Solar energy ranges from 3.7 MJ/m2, to 12.7 MJ/m2 during September.

Are there severe weather risks in New Orleans in September?

Yes, there is a 37% risk for severe weather in New Orleans, United States in September.

What is the air pressure in New Orleans in September?

On average the air pressure in New Orleans in September is 1014.3 mb (millibars). Throughout the month the sea level pressure ranges from 1012.8 mb to 1016.4 mb.

What is the visibility in New Orleans in September?

The average daylight visibility in New Orleans in September is 15.6 km (9.7 miles). Depending on the precipitation the visibility ranges from 14.8 km (9.2 miles) to 16 km (9.9 miles) throughout September.

What is the dew point in New Orleans in September?

The average dew point in New Orleans during September is 22.3°C (72.1°F).

Where is the data for New Orleans climate in September coming from?

The climate data for New Orleans, Louisiana, United States in September is collected from the following weather stations.

  • NEW ORLEANS LAKEFRONT AIRPORT, LA US
  • NEW ORLEANS ALVIN CALLENDER FIELD, LA US
  • KG5WBN New Orleans LA US
  • EW6362 New Orleans LA US
  • FW1622 New Orleans LA US
  • KMSY
  • KNBG
  • KNEW