Phoenix - Recent September Temperatures and Rainfall

The numbers here describe what the September weather in Phoenix, Arizona was like for every year since 2010. A series of tables gives September 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 really hot days occurred each September. 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

September temperature averages by year in Phoenix
High °F Low °F Year High °C Low °C
103 79 2023 40 26
102 81 2022 39 27
100 78 2021 38 26
104 79 2020 40 26
100 79 2019 38 26
104 80 2018 40 27
99 76 2017 37 25
98 76 2016 36 24
100 79 2015 38 26
99 79 2014 37 26
100 78 2013 38 26
99 78 2012 37 26
103 80 2011 40 26
104 79 2010 40 26
Number of days in September when the temperature in Phoenix rose to at least 70 or 90 degrees Fahrenheit
Year 70 °F
21 °C
90 °F
32 °C
2023 30 30
2022 30 29
2021 30 27
2020 30 30
2019 30 26
2018 30 30
2017 30 26
2016 30 25
2015 30 30
2014 30 26
2013 30 26
2012 30 28
2011 30 30
2010 30 30

Rainy Weather iconRain

This table gives the total precipitation that fell on Phoenix during September 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 September in Phoenix
Days Year Inches Milli­metres
2 2023 0.0 1
5 2022 0.8 20
5 2021 0.8 19
0 2020 0.0 0
4 2019 0.3 6
3 2018 0.4 11
0 2017 0.0 0
3 2016 0.3 8
4 2015 0.8 21
5 2014 5.1 130
2 2013 0.9 22
3 2012 0.6 15
1 2011 0.0 1
1 2010 0.1 3
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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