Janesville July Weather

Averages and records for weather in Janesville, Wisconsin in the month of July.
Typical Janesville July Weather
1991–2020
Average daily high 83.3 °F
Average daily low 61.4 °F
Average monthly precipitation 4.2 inches
Average monthly snow none
Daily chance of precipitation 33.7%
Daily chance of snow 0%
Janesville July Weather Records
1893–2024
Highest temperature 103 °F July 7, 2012
Lowest temperature 41 °F July 14, 1950
Highest daily low 78 °F July 15, 1995
Lowest daily high 61 °F July 23, 1992
Hottest average high temperature 91.9 °F 2012
Coldest average high temperature 76.9 °F 2009
Most daily precipitation 4.0 inches July 29, 2016
Most monthly precipitation 11.2 inches 2017
Most daily snow none -
Most monthly snow none -
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°F) Record (°F)
High Low High Low
July 1 82.6 60.3 102 45
July 2 82.7 60.5 97 45
July 3 82.7 60.5 98 46
July 4 82.8 60.7 97 48
July 5 83.0 60.9 101 45
July 6 83.1 61.0 103 43
July 7 83.2 61.2 103 47
July 8 83.3 61.3 96 50
July 9 83.4 61.3 99 44
July 10 83.4 61.3 102 48
July 11 83.4 61.4 98 44
July 12 83.5 61.4 98 48
July 13 83.4 61.4 99 50
July 14 83.5 61.5 101 41
July 15 83.5 61.5 101 49
July 16 83.5 61.6 97 42
July 17 83.5 61.6 100 50
July 18 83.6 61.7 99 50
July 19 83.7 61.7 98 51
July 20 83.8 61.6 97 47
July 21 83.8 61.6 99 48
July 22 83.7 61.5 101 44
July 23 83.6 61.4 99 47
July 24 83.6 61.4 98 49
July 25 83.6 61.4 96 51
July 26 83.5 61.4 100 49
July 27 83.4 61.4 101 49
July 28 83.4 61.4 97 51
July 29 83.2 61.3 99 50
July 30 83.1 61.3 99 48
July 31 83.0 61.1 98 43
Weather Station Details
Years Station Coordinates
1987–2024 Afton-Janesville WWTP location
1893–1987 Janesville location