Phoenix - Recent December Temperatures and Rainfall

The numbers here describe what the December weather in Phoenix, Arizona was like for every year since 2010. A series of tables gives December data by year for temperature and precipitation.

They begin with average maximum and minimum temperatures in degrees Fahrenheit and Celsius. That's followed by how many hot or cold days occurred each December. Then there's information on how much rain actually landed this month during recent years, as well as how often Phoenix had wet weather.

The climate data come from weather measurements made at Sky Harbor International Airport near downtown Phoenix.

Temperature Weather iconTemperature

December temperature averages by year in Phoenix
High °F Low °F Year High °C Low °C
72 49 2023 22 10
65 46 2022 18 8
69 49 2021 21 10
68 44 2020 20 7
65 47 2019 19 8
67 45 2018 19 7
71 47 2017 22 9
68 47 2016 20 9
65 43 2015 19 6
67 48 2014 20 9
68 45 2013 20 7
67 47 2012 19 8
63 43 2011 17 6
70 49 2010 21 9
Number of days in December when the temperature in Phoenix dropped to 32 or below, or rose to at least 70 degrees Fahrenheit
32 °F
0 °C
Year 70 °F
21 °C
0 2023 18
0 2022 6
0 2021 15
0 2020 11
0 2019 9
0 2018 12
0 2017 18
0 2016 16
0 2015 10
0 2014 11
0 2013 15
0 2012 13
0 2011 7
1 2010 20

Rainy Weather iconRain

This table gives the total precipitation that fell on Phoenix during December in each year from 2010. The number of days with precipitation counts the days when rainfall amounted to 0.01 inches (0.3 millimeters) or more.

Total rainfall for December in Phoenix
Days Year Inches Milli­metres
5 2023 0.9 23
5 2022 2.0 51
7 2021 1.5 39
2 2020 0.5 11
8 2019 0.7 18
3 2018 0.2 5
2 2017 0.2 6
7 2016 1.0 24
3 2015 0.2 5
6 2014 0.9 23
2 2013 0.4 10
6 2012 0.9 22
6 2011 1.1 28
5 2010 1.1 27
Reference

Jay Lawrimore. 2016. Global Summary of the Month, Version 1.0. NOAA National Centers for Environmental Information. 

Phoenix - Recent Years
Phoenix - Extremes
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