May weather in Chicago, IL
The average temperature in Chicago in May is 57.9°F (50.1°F–65.7°F). Average precipitation: inches.
May is a spring month in Chicago, and is warmer than the annual average of 50.8°F. Daily temperatures swing about 15.6°F between overnight low and afternoon high. Daylight averages about 14h 22m. For travel, May is one of the best months of the year to visit.
Avg High
65.7°F
Avg Low
50.1°F
Precipitation
in
Daylight
14h 22m
May records in Chicago
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 84.0°F (2007) | 41.0°F (2019) | — |
| May 2 | 86.0°F (2018) | 39.9°F (2013) | — |
| May 3 | 86.0°F (2012) | 39.0°F (2013) | — |
| May 4 | 80.1°F (2010) | 39.0°F (2020) | — |
| May 5 | 81.0°F (2018) | 41.0°F (2016) | — |
| May 6 | 82.0°F (2008) | 42.1°F (2020) | — |
| May 7 | 84.0°F (2015) | 41.0°F (2017) | — |
| May 8 | 91.0°F (2014) | 34.0°F (2020) | — |
| May 9 | 82.0°F (2018) | 39.9°F (2021) | — |
| May 10 | 87.1°F (2022) | 41.0°F (2013) | — |
| May 11 | 84.0°F (2011) | 39.9°F (2006) | — |
| May 12 | 84.0°F (2014) | 37.9°F (2006) | — |
| May 13 | 80.1°F (2022) | 42.1°F (2015) | — |
| May 14 | 90.0°F (2007) | 43.0°F (2016) | — |
| May 15 | 91.0°F (2025) | 41.0°F (2014) | — |
| May 16 | 86.0°F (2017) | 37.9°F (2014) | — |
| May 17 | 82.9°F (2017) | 41.0°F (2014) | — |
| May 18 | 84.0°F (2024) | 43.0°F (2019) | — |
| May 19 | 84.0°F (2022) | 41.0°F (2015) | — |
| May 20 | 91.9°F (2012) | 41.0°F (2015) | — |
| May 21 | 88.0°F (2024) | 45.0°F (2007) | — |
| May 22 | 86.0°F (2007) | 44.1°F (2008) | — |
| May 23 | 89.1°F (2010) | 46.9°F (2025) | — |
| May 24 | 88.0°F (2012) | 46.9°F (2025) | — |
| May 25 | 87.1°F (2018) | 45.0°F (2013) | — |
| May 26 | 82.9°F (2008) | 46.0°F (2013) | — |
| May 27 | 97.0°F (2012) | 45.0°F (2008) | — |
| May 28 | 93.9°F (2012) | 46.9°F (2019) | — |
| May 29 | 89.1°F (2006) | 48.0°F (2008) | — |
| May 30 | 90.0°F (2006) | 45.0°F (2015) | — |
| May 31 | 88.0°F (2018) | 43.0°F (2015) | — |