New Orleans, LA Climate

Summary Graph

The summary climate graph for New Orleans, LA shows a selection of temperature, rainfall and snow minimum, mean and maximum measures over the course of a year. Click on each of the measures in the key to toggle them on and off.

Graph of average and extreme temperature ranges by day for New Orleans, LA.


The warmest month in Louis Armstrong New Orleans International, New Orleans, Louisiana is July with an average high temperature of 90.7°F. The hottest day on record was July 31 1976 when the temperature hit 106.9°F. During January the overnight temperature drops to an average of 44.5°F with the lowest temperature of 10.9°F being recorded on December 24 1989.

Warmest Days

Warmest Months

Coldest Days

Coldest Months

The warmest days on record are:

31 Jul 1976106.9°F
23 Aug 1980101.8°F
17 Jul 1980100.9°F
11 Sep 1980100.9°F
24 Jul 1981100.9°F

The warmest months on average were:

August 201196.6°F
July 198095.7°F
August 198095.5°F
June 201195°F
August 199095°F

The coldest days on record are:

24 Dec 198910.9°F
11 Jan 196214°F
24 Jan 196314°F
26 Dec 198314°F
22 Jan 198514°F

The coldest months on average were:

January 198532.8°F
January 197733.7°F
February 197835°F
December 198935.6°F
January 197935.8°F


The wettest month by average rainfall in New Orleans, LA is June with an average of 4.3 inches of rain falling on 12 to 13 days.Although in July it typically rains on more days with 4.0 inches falling in 16 to 17 days. The driest month in New Orleans, LA is October with an average of 2.2 inches of rain falling on 7 to 8 days.

Wettest Days

The wettest days on record are:

18 January 19739.5 inches
13 January 20058.8 inches
25 January 19785.2 inches
4 January 20095 inches
6 January 19984.2 inches

Wettest Months

The wettest months on record are:

April 197335.1 inches
May 197329.9 inches
December 200927 inches
May 199524.7 inches
January 199122.1 inches

Driest Months

The driest months on record are:

November 19450 inches
December 19450 inches
January 19460 inches
February 19460 inches
March 19460 inches