New Orleans - Coldest Decades





The coldest decades on record are ranked here for New Orleans, Louisiana. The lists include decades when New Orleans had the lowest average temperatures, the fewest hot days and the most cold days. These extremes are for temperatures observed at Louis Armstrong New Orleans International Airport and cover seven decades, from the 1950s to the 2010s.

That is when New Orleans had weather measurements that are consistent and complete enough to compare decades. Each decade comprises a standard 10-year range. For instance, the 1990s includes measurements from Jan 1, 1990 to Dec 31, 1999. An exception is the 2010s which so far includes data to the end of 2018. Links to the data behind these lists are in the References section on this page.

Coolest High Temperatures

Average daily maximum temperature at New Orleans
High °F Decade High °C
Lowest 77.1 1960s 25.0
Runner-up 77.6 1980s 25.4

Coldest Low Temperatures

Average daily minimum temperature at New Orleans
Low °F Decade Low °C
Lowest 57.4 1960s 14.1
Runner-up 58.6 1970s 14.8

Fewest Warm Days

Total days per year on average when New Orleans had temperatures of at least 70 °F (21 °C)
Days Decade
Lowest 271 1960s
Runner-up 277 1950s

Fewest Hot Days

Total days per year on average when New Orleans had temperatures of at least 90 °F (32 °C)
Days Decade
Lowest 61 1960s
Runner-up 69 1970s

Most Freezing Days

Total days per year on average when New Orleans had temperatures of 32 °F (0 °C) or lower
Days Decade
Highest 20 1960s
Runner-up 17 1970s
References

Current Results. 2019. New Orleans LA Temperature Averages by Decade

Jay Lawrimore, Ron Ray, Scott Applequist, Bryant Korzeniewski, Matthew Menne. 2016. Global Summary of the Year, Version 1.0. NOAA National Centers for Environmental Information.

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