Dallas - Temperature Averages by Decade





Summarized here are the temperatures extending over eight decades at Dallas, Texas. Listed for every decade from the 1940s to the 2010s are averages for maximum and minimum daily temperatures in degrees Fahrenheit and Celsius. That's followed with information on the number of hot and cold days.

Each decade covers a standard 10-year range. For instance the 1990s includes weather measurements from Jan 1, 1990 to Dec 31, 1999. Measurements are missing for the year 1997. All the temperature data were collected at the Dallas Love Field Airport.

High Temperature for Each Decade

Average daily maximum temperature at Dallas
High °F Decade High °C
78.4 2010s 25.8
77.2 2000s 25.1
77.3 1990s 25.1
76.6 1980s 24.8
76.5 1970s 24.7
75.8 1960s 24.3
77.2 1950s 25.1
76.1 1940s 24.5

Low Temperature for Each Decade

Average daily minimum temperature at Dallas
Low °F Decade Low °C
58.7 2010s 14.9
57.8 2000s 14.3
57.8 1990s 14.3
56.3 1980s 13.5
55.8 1970s 13.2
55.9 1960s 13.3
55.9 1950s 13.3
55.0 1940s 12.8

Hot Days per Decade

Total days per year on average when the temperature in Dallas reached at least 70 or 90 °F
Decade 70 °F
21 °C
90 °F
32 °C
2010s 260 117
2000s 255 101
1990s 249 103
1980s 249 104
1970s 253 100
1960s 243 94
1950s 247 110
1940s 245 95

Cold Days per Decade

Total days per year on average when the temperature in Dallas dropped to 0 or 32 °F or lower
Decade 0 °F
-18 °C
32 °F
0 °C
2010s 0 24
2000s 0 25
1990s 0 20
1980s 0 33
1970s 0 37
1960s 0 37
1950s 0 33
1940s 0 36
Reference

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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