All-time weather records — Sycamore, IL
Record high
°F
January 1,
Record low
°F
January 1,
Wettest day
5.46 in
July 24, 2010
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | — | — | 1.66 in — Jan 17, 2017 |
| February | — | — | 1.25 in — Feb 26, 2009 |
| March | — | — | 1.71 in — Mar 8, 2009 |
| April | — | — | 3.90 in — Apr 18, 2013 |
| May | — | — | 3.24 in — May 13, 2010 |
| June | — | — | 3.32 in — Jun 4, 2002 |
| July | — | — | 5.46 in — Jul 24, 2010 |
| August | — | — | 4.74 in — Aug 24, 1999 |
| September | — | — | 4.05 in — Sep 28, 1999 |
| October | — | — | 2.83 in — Oct 15, 2017 |
| November | — | — | 1.54 in — Nov 9, 2011 |
| December | — | — | 1.68 in — Dec 11, 2021 |
Click a month to see every daily record for that month in Sycamore.