Janesville March Weather

Averages and records for weather in Janesville, Wisconsin in the month of March.
Typical Janesville March Weather
1991–2020
Average daily high 44.6 °F
Average daily low 25.1 °F
Average monthly precipitation 2.1 inches
Average monthly snow 4.3 inches
Daily chance of precipitation 31.2%
Daily chance of snow 9.2%
Janesville March Weather Records
1893–2024
Highest temperature 83 °F March 22, 2012
Lowest temperature -13 °F March 1, 1962
Highest daily low 61 °F March 20, 2012
Lowest daily high 9 °F March 5, 2019
Hottest average high temperature 60.8 °F 2012
Coldest average high temperature 32.9 °F 1960
Most daily precipitation 2.7 inches March 25, 2009
Most monthly precipitation 5.8 inches 2009
Most daily snow 12.1 inches March 29, 1972
Most monthly snow 21.8 inches 1964
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°F) Record (°F)
High Low High Low
March 1 37.6 19.0 62 -13
March 2 38.0 19.5 64 -5
March 3 38.6 19.9 71 -7
March 4 39.1 20.4 73 -11
March 5 39.5 20.8 68 -10
March 6 39.9 21.3 70 -9
March 7 40.3 21.6 70 -2
March 8 40.7 21.9 78 -6
March 9 41.1 22.2 75 -4
March 10 41.5 22.5 68 -5
March 11 41.9 22.8 67 -4
March 12 42.3 23.2 76 -5
March 13 42.9 23.7 71 3
March 14 43.5 24.2 72 1
March 15 44.1 24.6 78 4
March 16 44.5 25.1 80 7
March 17 45.1 25.5 79 9
March 18 45.7 26.0 79 4
March 19 46.3 26.6 80 2
March 20 46.9 27.1 74 -2
March 21 47.5 27.5 82 1
March 22 47.9 27.8 83 9
March 23 48.3 28.1 80 8
March 24 48.8 28.4 75 0
March 25 49.3 28.8 74 2
March 26 49.7 29.2 77 0
March 27 50.1 29.5 81 0
March 28 50.5 29.9 79 10
March 29 50.9 30.2 83 8
March 30 51.1 30.5 80 4
March 31 51.5 30.8 83 9
Weather Station Details
Years Station Coordinates
1987–2024 Afton-Janesville WWTP location
1893–1987 Janesville location