Milwaukee - Recent September Temperatures and Rainfall





The numbers here describe what the September weather in Milwaukee, Wisconsin 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 Milwaukee had wet weather.

The climate data come from weather measurements made at Mitchell International Airport near downtown Milwaukee.

Temperature Weather iconTemperature

September temperature averages by year in Milwaukee
High °F Low °F Year High °C Low °C
74 58 2018 23 15
76 58 2017 25 14
76 61 2016 24 16
76 59 2015 24 15
70 53 2014 21 12
73 56 2013 23 13
72 53 2012 22 12
69 54 2011 21 12
71 55 2010 22 13
Number of days in September when the temperature in Milwaukee rose to at least 70 or 90 degrees Fahrenheit
Year 70 °F
21 °C
90 °F
32 °C
2018 19 2
2017 21 4
2016 24 1
2015 24 2
2014 19 0
2013 19 1
2012 19 0
2011 12 1
2010 14 0

Rainy Weather iconRain

This table gives the total precipitation that fell on Milwaukee 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 Milwaukee
Days Year Inches Milli­metres
11 2018 6.8 173
5 2017 0.9 22
13 2016 4.3 109
7 2015 4.4 113
8 2014 1.1 29
6 2013 1.5 39
9 2012 2.3 59
10 2011 2.9 74
9 2010 2.6 66
Reference

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

Milwaukee - Recent Years
Milwaukee - Extremes
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