Whitewater Average Temperature by Month

This page shows the average temperature in each month of the year in Whitewater, Wisconsin. It is based on NOAA data for the years 1991–2020.
What's the Hottest Month in Whitewater?
In Whitewater, Wisconsin, the warmest month is July, with an average daily high temperature of 81.9 °F and an average low of 60.1 °F.
What's the Coldest Month in Whitewater?
In Whitewater, Wisconsin, the coolest month is January, with an average daily high temperature of 27.5 °F and an average low of 11.2 °F.
Month Avg. High Avg. Low
January 27.5 °F 11.2 °F
February 31.3 °F 14.7 °F
March 43.4 °F 24.4 °F
April 56.5 °F 34.9 °F
May 68.6 °F 46.2 °F
June 78.4 °F 56.3 °F
July 81.9 °F 60.1 °F
August 80.2 °F 57.9 °F
September 73.8 °F 50.1 °F
October 60.6 °F 39.0 °F
November 45.7 °F 28.2 °F
December 33.1 °F 17.9 °F
Year 56.9 °F 36.8 °F
Weather Station Details
Years Station Coordinates
1941–2024 Whitewater location
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