Las Vegas - Temperature Averages by Decade





Summarized here are the temperatures extending over seven decades at Las Vegas, Nevada. Listed for every decade from the 1950s 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. All the temperature data were collected at McCarran International Airport near downtown Las Vegas.

High Temperature for Each Decade

Average daily maximum temperature at Las Vegas
High °F Decade High °C
81.4 2010s 27.4
80.6 2000s 27.0
79.9 1990s 26.6
79.8 1980s 26.6
79.7 1970s 26.5
79.2 1960s 26.2
80.1 1950s 26.7

Low Temperature for Each Decade

Average daily minimum temperature at Las Vegas
Low °F Decade Low °C
60.3 2010s 15.7
59.0 2000s 15.0
56.4 1990s 13.5
54.9 1980s 12.7
53.3 1970s 11.9
52.7 1960s 11.5
52.2 1950s 11.2

Hot Days per Decade

Total days per year on average when the temperature in Las Vegas reached at least 70 or 90 °F
Decade 70 °F
21 °C
90 °F
32 °C
2010s 250 136
2000s 239 140
1990s 239 133
1980s 235 131
1970s 235 134
1960s 233 134
1950s 240 139

Cold Days per Decade

Total days per year on average when the temperature in Las Vegas dropped to 32 °F or lower
Decade 32 °F
0 °C
2010s 6
2000s 10
1990s 18
1980s 22
1970s 34
1960s 42
1950s 45
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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