New Orleans Temperatures: Averages by Month





The numbers here tell you how hot and cold the weather usually is in New Orleans, Louisiana during each month of the year.

The average high and low temperatures are listed below, monthly and annually for New Orleans, in both degrees Fahrenheit and Celsius.

Maximums and minimums are only part of the temperature picture. To fill in the rest, there's information on how many days a month get above or below a given temperature.

To find out how often it rises over 70, 80 or 90 °F each month in New Orleans, scroll down farther. There are also monthly and yearly counts of nights with warm temperatures days and details on how often it gets cold in New Orleans.

All the numbers are averages, based on climate data gathered from 1981 to 2010.

Average New Orleans temperatures
High °F Low °F   High °C Low °C
62 45 January 17 7
65 48 February 19 9
72 54 March 22 12
78 60 April 26 16
85 68 May 30 20
90 74 June 32 23
91 75 July 33 24
91 75 August 33 24
88 72 September 31 22
80 63 October 27 17
72 54 November 22 12
64 47 December 18 8
78 61 Year 26 16

Days of Hot Weather in New Orleans

While temperatures of over 100 degrees Fahrenheit are not normal for New Orleans, the city commonly climbs into the 90s from June to September. Most summer nights are also hot, with the thermometer remaining above 70 degrees.

Warm weather extends consistently from April to October in New Orleans. During those seven months, the city can count on daily temperatures of at least 60 °F and nights no colder than 40.

Days per month in New Orleans of at least 70, 80 or 90 °F
  70 °F
21 °C
80 °F
27 °C
90 °F
32 °C
January 8 1 0
February 10 1 0
March 20 4 0
April 27 13 0
May 31 27 4
June 30 30 14
July 31 31 21
August 31 31 21
September 30 28 10
October 29 18 1
November 19 5 0
December 10 1 0
Year 277 189 71
Average number of days monthly in New Orleans that stay above 50, 60 or 70 °F
  50 °F
10 °C
60 °F
16 °C
70 °F
21 °C
January 9 3 0
February 11 3 0
March 20 8 1
April 27 16 3
May 31 28 13
June 30 30 26
July 31 31 30
August 31 31 30
September 30 29 23
October 28 19 7
November 19 8 1
December 11 4 1
Year 278 209 133

How Often New Orleans Has Cold Temperatures

Cold weather doesn't occur frequently in New Orleans. The southern city averages just six nights a year when the temperature drops to freezing. Weather that chilly is confined to December, January and February.

But any overnight frost always thaws during the day. Even in winter, every day normally has a high of at least 40 °F. Indeed, most days get much warmer. Only on nine days a year, on average, does the thermometer in New Orleans fail to make it above 49 degrees.

Reference

National Climatic Data Center. NOAA's 1981-2010 Climate Normals.

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