All-time weather records — Bismarck, IL
Record high
°F
January 1,
Record low
°F
January 1,
Wettest day
8.35 in
August 20, 2002
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | — | — | 2.37 in — Jan 11, 2020 |
| February | — | — | 4.37 in — Feb 21, 2018 |
| March | — | — | 2.06 in — Mar 28, 1998 |
| April | — | — | 3.95 in — Apr 12, 1994 |
| May | — | — | 2.85 in — May 27, 2000 |
| June | — | — | 4.83 in — Jun 11, 2004 |
| July | — | — | 4.36 in — Jul 10, 2024 |
| August | — | — | 8.35 in — Aug 20, 2002 |
| September | — | — | 2.86 in — Sep 13, 2006 |
| October | — | — | 3.31 in — Oct 25, 2021 |
| November | — | — | 2.30 in — Nov 22, 2007 |
| December | — | — | 2.83 in — Dec 27, 2015 |
Click a month to see every daily record for that month in Bismarck.