All-time weather records — Lake Ka-Ho, IL
Climate change signal in Lake Ka-Ho
of Lake Ka-Ho's all-time daily heat records were set in the last decade (0 of 366 records since 2015).
of all-time daily cold records were set in the last decade (0 of 366 records since 2015).
If records were spread evenly across the station's history, you'd expect roughly 5% per decade. Decade-by-decade, here's where each record-breaking day was set:
| Decade | Heat records set | # | Cold records set | # |
|---|---|---|---|---|
| 1940s | 365 | 365 | ||
| 1950s | · | · | ||
| 1960s | · | · | ||
| 1970s | 1 | 1 | ||
| 1980s | · | · | ||
| 1990s | · | · | ||
| 2000s | · | · | ||
| 2010s | · | · | ||
| 2020s | · | · |
Records are the all-time daily extremes that are still standing — each daily record can only be held by one year. The station's earliest hot record was set in 1940, the latest in 1972. Period of observation: 1940-2026.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 64.0°F — Jan 24, 1943 | -6.0°F — Jan 28, 1948 | 2.83 in — Jan 11, 2020 |
| February | 68.0°F — Feb 26, 1944 | -2.0°F — Feb 16, 1943 | 2.16 in — Feb 7, 1999 |
| March | 80.1°F — Mar 31, 1943 | 0.0°F — Mar 8, 1943 | 2.88 in — Mar 28, 1977 |
| April | 87.1°F — Apr 7, 1948 | 21.9°F — Apr 6, 1944 | 4.87 in — Apr 22, 1944 |
| May | 91.9°F — May 28, 1941 | 44.1°F — May 3, 1948 | 3.92 in — May 26, 2008 |
| June | 100.0°F — Jun 23, 1944 | 43.0°F — Jun 21, 1942 | 3.65 in — Jun 14, 1957 |
| July | 100.0°F — Jul 27, 1941 | 60.1°F — Jul 3, 1941 | 3.08 in — Jul 26, 1973 |
| August | 99.0°F — Aug 11, 1941 | 60.1°F — Aug 24, 1942 | 3.55 in — Aug 28, 1974 |
| September | 93.9°F — Sep 4, 1943 | 30.0°F — Sep 28, 1942 | 5.10 in — Sep 17, 1969 |
| October | 84.0°F — Oct 1, 1943 | 19.0°F — Oct 28, 1940 | 3.28 in — Oct 24, 1976 |
| November | 77.0°F — Nov 3, 1940 | 14.0°F — Nov 15, 1940 | 5.32 in — Nov 5, 2024 |
| December | 666.0°F — Dec 8, 1972 | -2.0°F — Dec 15, 1943 | 5.51 in — Dec 27, 2015 |
Click a month to see every daily record for that month in Lake Ka-Ho.