Los Angeles - Hottest Decades
Ranked here are the hottest decades on record for Los Angeles, California. The lists include decades when Los Angeles had the highest average temperatures and the most hot days. These extremes are for temperatures observed in downtown Los Angeles and cover ten decades, from the 1920s to the 2010s.
That is when Los Angeles 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.
Hottest High Temperatures
|High °F||Decade||High °C|
Warmest Low Temperatures
|Low °F||Decade||Low °C|
Most Warm Days
Most Hot Days
Current Results. 2019. Los Angeles CA 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.