Weather on May 11
Chicago, IL
55 Years of Data
Avg High
69°F
Avg Low
50°F
Warmest
1987
77°F avg
Coldest
1981
40°F avg
About This Date
May 11th in Chicago, IL typically brings mild spring weather, with average highs around 69°F and lows near 50°F. Over 53 years of records, the warmest May 11th was in 1987 (77°F average), while the coldest was 1981 (40°F) — a 37°F range across recorded history. Rain or other precipitation has occurred on about 25% of May 11th dates historically, with the wettest May 11th recording 6.5" of rain. The last decade has been 7.3°F cooler on this date compared to 20-30 years ago.
The last decade has been 7.3°F cooler on this date compared to 20-30 years ago.
Planning for May 11th in Chicago, IL? Great weather for outdoor activities.
Cooling Trend
1.2°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 58° | 46° | 52° | — | — |
| 2024 | 65° | 53° | 59° | — | — |
| 2023 | 83° | 57° | 70° | — | — |
| 2022 | 78° | 58° | 68° | — | — |
| 2021 | 49° | 42° | 45° | — | — |
| 2020 | 50° | 40° | 45° | — | — |
| 2019 | 50° | 43° | 46° | — | — |
| 2018 | 51° | 45° | 48° | — | — |
| 2017 | 57° | 46° | 52° | — | — |
| 2016 | 58° | 48° | 53° | — | — |
| 2015 | 69° | 46° | 58° | — | — |
| 2014 | 82° | 55° | 69° | — | — |
| 2013 | 59° | 45° | 52° | — | — |
| 2012 | 78° | 52° | 65° | — | — |
| 2011 | 84° | 60° | 72° | — | — |
| 2010 | 57° | 46° | 52° | — | — |
| 2009 | 58° | 45° | 51° | — | — |
| 2008 | 58° | 45° | 51° | — | — |
| 2007 | 71° | 48° | 60° | — | — |
| 2006 | 62° | 40° | 51° | — | — |
| 2005 | 65° | 45° | 55° | 0.51" | — |
| 2004 | 83° | 55° | 69° | — | — |
| 2003 | 70° | 50° | 60° | 0.25" | — |
| 2002 | 57° | 46° | 52° | 4.09" | — |
| 2001 | 67° | 46° | 56° | 1.04" | — |
| 2000 | 79° | 60° | 69° | 0.58" | — |
| 1999 | 80° | 58° | 69° | 1.88" | — |
| 1998 | 70° | 49° | 59° | — | — |
| 1997 | 72° | 51° | 61° | — | — |
| 1994 | 75° | 50° | 63° | — | — |
| 1993 | 81° | 54° | 67° | — | — |
| 1992 | 83° | 62° | 72° | — | — |
| 1991 | 81° | 57° | 69° | — | — |
| 1990 | 57° | 40° | 48° | — | — |
| 1989 | 55° | 43° | 49° | — | — |
| 1988 | 63° | 46° | 54° | — | — |
| 1987warmest | 88° | 67° | 77° | — | — |
| 1986 | 74° | 52° | 63° | 0.36" | — |
| 1985 | 86° | 62° | 74° | — | — |
| 1984 | 67° | 57° | 62° | 0.03" | — |
| 1983 | 69° | 47° | 58° | — | — |
| 1982 | 86° | 62° | 74° | — | — |
| 1981coldest | 42° | 38° | 40° | 6.5" | — |
| 1980 | 72° | 50° | 61° | 0.2" | — |
| 1979 | 88° | 62° | 75° | 0.69" | — |
| 1978 | 71° | 58° | 64° | 0.66" | — |
| 1977 | 71° | 44° | 58° | — | — |
| 1976 | 65° | 44° | 54° | — | — |
| 1975 | 69° | 47° | 58° | — | — |
| 1974 | 66° | 51° | 59° | — | — |
| 1973 | 69° | 53° | 61° | — | — |
| 1972 | 67° | 51° | 59° | — | — |
| 1971 | 68° | 40° | 54° | 0.69" | — |
53 years of data from CHICAGO GRANT PARK