Louisville - Coldest Decades





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

That is when Louisville 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 Louisville
High °F Decade High °C
Lowest 65.4 1960s 18.6
Runner-up 65.8 1970s 18.8

Coldest Low Temperatures

Average daily minimum temperature at Louisville
Low °F Decade Low °C
Lowest 45.1 1960s 7.3
Runner-up 46.5 1950s 8.1

Fewest Warm Days

Total days per year on average when Louisville had temperatures of at least 70 °F (21 °C)
Days Decade
Lowest 180 1960s
Runner-up 182 1980s

Fewest Hot Days

Total days per year on average when Louisville had temperatures of at least 90 °F (32 °C)
Days Decade
Lowest 24 1970s
Runner-up 26 1960s

Most Freezing Days

Total days per year on average when Louisville had temperatures of 32 °F (0 °C) or lower
Days Decade
Highest 100 1960s
Runner-up 90 1950s
References

Current Results. 2019. Louisville KY 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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