Milwaukee, WI Climate

Summary Graph

The summary climate graph for Milwaukee, WI shows a selection of temperature, rainfall and snow minimum, mean and maximum measures over the course of a year. Click on each of the measures in the key to toggle them on and off.

Graph of average and extreme temperature ranges by day for Milwaukee, WI.


The warmest month in General Mitchell International, Milwaukee, Wisconsin is July with an average high temperature of 82.4°F. The hottest day on record was August 1 1988 when the temperature hit 102.9°F. During January the overnight temperature drops to an average of 13.9°F with the lowest temperature of -26.1°F being recorded on January 17 1982.

Warmest Days

Warmest Months

Coldest Days

Coldest Months

The warmest days on record are:

1 Aug 1988102.9°F
13 Jul 1995102.9°F
6 Jul 2012102.9°F
26 Jul 1955101.3°F
15 Jun 1987100.9°F

The warmest months on average were:

July 201289.9°F
July 198388.1°F
August 195587.4°F
July 198887.3°F
July 195587.2°F

The coldest days on record are:

17 Jan 1982-26.1°F
3 Feb 1996-26.1°F
21 Jan 1985-24.5°F
30 Jan 1951-23.6°F
15 Jan 1963-23.6°F

The coldest months on average were:

January 1977-1.7°F
January 1982-0.1°F
January 19632.1°F
January 19793.1°F
January 19594.5°F


The wettest month by average rainfall in Milwaukee, WI is July with an average of 4.6 inches of rain falling on 11 to 12 days.Although in April it typically rains on more days with 3.3 inches falling in 12 to 13 days. The driest month in Milwaukee, WI is February with an average of 1.4 inches of rain falling on 4 to 5 days.

Wettest Days

The wettest days on record are:

3 December 19821.5 inches
15 December 19871.5 inches
1 December 19851.3 inches
20 December 19771.2 inches
25 December 19791.1 inches

Wettest Months

The wettest months on record are:

July 199254.8 inches
September 199243.5 inches
August 199235.1 inches
July 201012.8 inches
June 200812.5 inches

Driest Months

The driest months on record are:

February 19730 inches
April 19730 inches
May 19730 inches
January 19730 inches
March 19730 inches