Oklahoma City OK Hottest Decades

Ranked here are the hottest decades on record for Oklahoma City, Oklahoma. The lists include decades when Oklahoma City had the highest average temperatures, the most hot days and the fewest cold days. These extremes are for temperatures observed at Will Rogers World Airport near downtown Oklahoma City and cover seven decades, from the 1950s to the 2010s.

That is when Oklahoma City 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 Oklahoma City
	High °F	Decade	High °C
Highest	72.8	2010s	22.7
Runner-up	72.2	2000s	22.3

Warmest Low Temperatures

Average daily minimum temperature at Oklahoma City
	Low °F	Decade	Low °C
Highest	50.2	2010s	10.1
Runner-up	49.9	2000s	9.9

Most Warm Days

Total days per year on average when Oklahoma City had temperatures of at least 70 °F (21 °C)
	Days	Decade
Highest	217	2010s
Runner-up	216	2000s

Most Hot Days

Total days per year on average when Oklahoma City had temperatures of at least 90 °F (32 °C)
	Days	Decade
Highest	80	2010s
Runner-up	74	2000s

Fewest Freezing Days

Total days per year on average when Oklahoma City had temperatures of 32 °F (0 °C) or lower
	Days	Decade
Lowest	68	1990s
Runner-up	72	2000s

How Much Hotter are 2010s?

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

11 more days each year with temperatures of 90 °F and higher
1.6 °F higher daily maximum temperatures (0.9 °C)
1.0 °F higher daily minimum temperatures (0.6 °C)
2 fewer days a year with freezing temperatures

Oklahoma City - Hottest Decades