Nashville - Hottest Decades





Ranked here are the hottest decades on record for Nashville, Tennessee. The lists include decades when Nashville had the highest average temperatures, the most hot days and the fewest cold days. These extremes are for temperatures observed at Nashville International Airport and cover seven decades, from the 1950s to the 2010s.

That is when Nashville 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. Links to the data behind these lists are in the References section on this page.

Hottest High Temperatures

Average daily maximum temperature at Nashville
High °F Decade High °C
Highest 71.7 2010s 22.1
Runner-up 70.6 1950s 21.4

Warmest Low Temperatures

Average daily minimum temperature at Nashville
Low °F Decade Low °C
Highest 50.5 2010s 10.3
Runner-up 50.0 2000s 10.0

Most Warm Days

Total days per year on average when Nashville had temperatures of at least 70 °F (21 °C)
Days Decade
Highest 211 2010s
Runner-up 205 2000s, 1980s, 1970s

Most Hot Days

Total days per year on average when Nashville had temperatures of at least 90 °F (32 °C)
Days Decade
Highest 70 2010s
Runner-up 64 1950s

Fewest Freezing Days

Total days per year on average when Nashville had temperatures of 32 °F (0 °C) or lower
Days Decade
Lowest 64 2010s
Runner-up 66 1990s

How Much Hotter are 2010s?

Compared with averages for the previous 50 years (1960 to 2009), the 2010s in Nashville had:

  • 24 more days each year with temperatures of 90 °F and higher
  • 1.9 °F higher daily maximum temperatures (1.0 °C)
  • 1.7 °F higher daily minimum temperatures (0.9 °C)
  • 10 fewer days a year with freezing temperatures
References

Current Results. 2020. Nashville TN 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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