Weather on April 20
Milwaukee, WI
55 Years of Data
Avg High
59°F
Avg Low
41°F
Warmest
1985
74°F avg
Coldest
1981
35°F avg
About This Date
April 20th in Milwaukee, WI typically brings cool spring weather, with average highs around 59°F and lows near 41°F. Over 55 years of records, the warmest April 20th was in 1985 (74°F average), while the coldest was 1981 (35°F) — a 39°F range across recorded history. Rain or other precipitation has occurred on about 53% of April 20th dates historically, with the wettest April 20th recording 4.34" of rain. The last decade has been 3.5°F cooler on this date compared to 20-30 years ago.
The last decade has been 3.5°F cooler on this date compared to 20-30 years ago.
Planning for April 20th in Milwaukee, WI? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Cooling Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 59° | 37° | 48° | — | — |
| 2024 | 56° | 32° | 44° | — | — |
| 2023 | 77° | 42° | 60° | 0.41" | — |
| 2022 | 51° | 40° | 45° | 0.89" | — |
| 2021 | 42° | 33° | 38° | — | — |
| 2020 | 64° | 38° | 51° | 0.1" | — |
| 2019 | 60° | 41° | 51° | — | — |
| 2018 | 53° | 30° | 42° | — | — |
| 2017 | 65° | 42° | 53° | 1.5" | — |
| 2016 | 57° | 43° | 50° | 0.3" | — |
| 2015 | 50° | 43° | 46° | 0.3" | — |
| 2014 | 75° | 46° | 61° | — | — |
| 2013 | 43° | 28° | 36° | — | — |
| 2012 | 44° | 39° | 42° | 0.58" | — |
| 2011 | 42° | 34° | 38° | 0.03" | — |
| 2010 | 58° | 34° | 46° | — | — |
| 2009 | 50° | 40° | 45° | 3.15" | — |
| 2008 | 67° | 45° | 56° | — | — |
| 2007 | 64° | 36° | 50° | — | — |
| 2006 | 68° | 40° | 54° | 0.3" | — |
| 2005 | 84° | 59° | 72° | 0.2" | — |
| 2004 | 68° | 39° | 54° | — | — |
| 2003 | 68° | 43° | 55° | 0.36" | — |
| 2002 | 57° | 36° | 46° | — | — |
| 2001 | 65° | 42° | 53° | 1.22" | — |
| 2000 | 47° | 43° | 45° | 4.34" | — |
| 1999 | 57° | 35° | 46° | — | — |
| 1998 | 57° | 40° | 48° | 0.61" | — |
| 1997 | 56° | 36° | 46° | 0.2" | — |
| 1996 | 58° | 46° | 52° | 0.03" | — |
| 1995 | 42° | 37° | 40° | 0.13" | — |
| 1994 | 60° | 42° | 51° | — | — |
| 1993 | 40° | 35° | 37° | 1.09" | — |
| 1992 | 68° | 52° | 60° | — | — |
| 1991 | 45° | 37° | 41° | — | — |
| 1990 | 60° | 44° | 52° | 1.96" | — |
| 1989 | 65° | 40° | 52° | 0.15" | — |
| 1988 | 52° | 34° | 43° | 0.18" | — |
| 1987 | 87° | 58° | 72° | — | — |
| 1986 | 58° | 45° | 51° | 0.69" | — |
| 1985warmest | 85° | 64° | 74° | — | — |
| 1984 | 55° | 35° | 45° | — | — |
| 1983 | 55° | 32° | 44° | — | — |
| 1982 | 46° | 32° | 39° | — | — |
| 1981coldest | 38° | 32° | 35° | — | — |
| 1980 | 67° | 51° | 59° | — | — |
| 1979 | 64° | 49° | 56° | 0.33" | — |
| 1978 | 41° | 35° | 38° | 0.08" | — |
| 1977 | 76° | 56° | 66° | 0.33" | — |
| 1976 | 59° | 46° | 53° | 0.84" | — |
| 1975 | 47° | 39° | 43° | 0.03" | — |
| 1974 | 71° | 39° | 55° | — | — |
| 1973 | 71° | 53° | 62° | 1.14" | — |
| 1972 | 52° | 37° | 44° | — | — |
| 1971 | 69° | 43° | 56° | — | — |
55 years of data from W ALLIS