Weather on June 21
Milwaukee, WI
55 Years of Data
Avg High
80°F
Avg Low
61°F
Warmest
2022
87°F avg
Coldest
1992
49°F avg
About This Date
June 21st in Milwaukee, WI typically brings warm summer weather, with average highs around 80°F and lows near 61°F. Over 55 years of records, the warmest June 21st was in 2022 (87°F average), while the coldest was 1992 (49°F) — a 38°F range across recorded history. Rain or other precipitation has occurred on about 35% of June 21st dates historically, with the wettest June 21st recording 10.74" of rain. The last decade has been 1.6°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.6°F cooler on this date compared to 20-30 years ago.
Planning for June 21st in Milwaukee, WI? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 85° | 71° | 78° | — | — |
| 2024 | 76° | 62° | 69° | 0.28" | — |
| 2023 | 82° | 60° | 71° | — | — |
| 2022warmest | 100° | 74° | 87° | — | — |
| 2021 | 73° | 54° | 63° | — | — |
| 2020 | 81° | 66° | 73° | 0.03" | — |
| 2019 | 67° | 52° | 59° | — | — |
| 2018 | 68° | 58° | 63° | 0.2" | — |
| 2017 | 74° | 57° | 65° | — | — |
| 2016 | 82° | 64° | 73° | — | — |
| 2015 | 85° | 66° | 75° | — | — |
| 2014 | 70° | 54° | 62° | — | — |
| 2013 | 78° | 65° | 71° | 2.24" | — |
| 2012 | 85° | 69° | 77° | — | — |
| 2011 | 77° | 55° | 66° | 3.05" | — |
| 2010 | 83° | 63° | 73° | — | — |
| 2009 | 88° | 65° | 76° | — | — |
| 2008 | 86° | 60° | 73° | 0.08" | — |
| 2007 | 86° | 62° | 74° | 0.03" | — |
| 2006 | 77° | 60° | 69° | 0.81" | — |
| 2005 | 89° | 61° | 75° | — | — |
| 2004 | 78° | 58° | 68° | — | — |
| 2003 | 77° | 49° | 63° | — | — |
| 2002 | 92° | 66° | 79° | 0.05" | — |
| 2001 | 83° | 59° | 71° | 0.25" | — |
| 2000 | 85° | 64° | 74° | 0.15" | — |
| 1999 | 78° | 59° | 69° | — | — |
| 1998 | 85° | 72° | 78° | — | — |
| 1997 | 75° | 60° | 68° | 10.74" | — |
| 1996 | 82° | 62° | 72° | 0.08" | — |
| 1995 | 82° | 68° | 75° | — | — |
| 1994 | 84° | 68° | 76° | — | — |
| 1993 | 76° | 60° | 68° | — | — |
| 1992coldest | 56° | 42° | 49° | — | — |
| 1991 | 73° | 59° | 66° | 0.46" | — |
| 1990 | 83° | 62° | 72° | — | — |
| 1989 | 74° | 55° | 64° | — | — |
| 1988 | 101° | 67° | 84° | — | — |
| 1987 | 78° | 66° | 72° | 2.29" | — |
| 1986 | 92° | 59° | 75° | — | — |
| 1985 | 84° | 63° | 73° | 0.33" | — |
| 1984 | 76° | 58° | 67° | — | — |
| 1983 | 88° | 68° | 78° | — | — |
| 1982 | 73° | 54° | 63° | 0.23" | — |
| 1981 | 71° | 55° | 63° | 1.37" | — |
| 1980 | 82° | 62° | 72° | — | — |
| 1979 | 86° | 68° | 77° | — | — |
| 1978 | 73° | 55° | 64° | — | — |
| 1977 | 72° | 58° | 65° | — | — |
| 1976 | 82° | 60° | 71° | — | — |
| 1975 | 91° | 63° | 77° | — | — |
| 1974 | 83° | 67° | 75° | 0.18" | — |
| 1973 | 77° | 62° | 70° | — | — |
| 1972 | 63° | 48° | 55° | — | — |
| 1971 | 75° | 60° | 68° | — | — |
55 years of data from W ALLIS