Jacksonville - Coldest Decades

The coldest decades on record are ranked here for Jacksonville, Florida. The lists include decades when Jacksonville had the lowest average temperatures, the fewest hot days and the most cold days. These extremes are for temperatures observed at Jacksonville International Airport and cover eight decades, from the 1940s to the 2010s.

That is when Jacksonville 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.

Coolest High Temperatures

Average daily maximum temperature at Jacksonville
High °F Decade High °C
Lowest 78.8 1960s 26.0
Runner-up 78.9 1970s 26.1

Coldest Low Temperatures

Average daily minimum temperature at Jacksonville
Low °F Decade Low °C
Lowest 57.2 1970s 14.0
Runner-up 57.3 1980s 14.0

Fewest Warm Days

Total days per year on average when Jacksonville had temperatures of at least 70 °F (21 °C)
Days Decade
Lowest 282 1960s
Runner-up 289 1980s, 1950s

Fewest Hot Days

Total days per year on average when Jacksonville had temperatures of at least 90 °F (32 °C)
Days Decade
Lowest 69 1970s
Runner-up 72 2000s

Most Freezing Days

Total days per year on average when Jacksonville had temperatures of 32 °F (0 °C) or lower
Days Decade
Highest 21 1980s, 1970s
Runner-up 17 2000s
References

Current Results. 2020. Jacksonville FL 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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