All-time weather records — Dupo, IL
Climate change signal in Dupo
of Dupo'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 | # |
|---|---|---|---|---|
| 1960s | · | 6 | ||
| 1970s | 81 | 158 | ||
| 1980s | 129 | 110 | ||
| 1990s | 66 | 53 | ||
| 2000s | 54 | 39 | ||
| 2010s | 36 | · |
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 1970, the latest in 2012. Period of observation: 1969-2012.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 78.1°F — Jan 21, 1986 | -18.9°F — Jan 17, 1977 | 2.39 in — Jan 3, 2005 |
| February | 81.0°F — Feb 25, 2000 | -13.0°F — Feb 3, 1996 | 2.47 in — Feb 7, 1999 |
| March | 89.1°F — Mar 28, 1985 | -7.1°F — Mar 5, 1978 | 3.10 in — Mar 28, 1977 |
| April | 93.0°F — Apr 15, 2006 | 18.0°F — Apr 6, 1990 | 3.00 in — Apr 28, 1994 |
| May | 93.9°F — May 19, 1977 | 32.0°F — May 3, 1971 | 4.37 in — May 16, 1990 |
| June | 102.9°F — Jun 30, 1978 | 41.0°F — Jun 9, 1988 | 2.68 in — Jun 12, 2002 |
| July | 106.0°F — Jul 16, 1980 | 44.1°F — Jul 6, 1972 | 3.47 in — Jul 10, 1991 |
| August | 105.1°F — Aug 16, 2007 | 41.0°F — Aug 28, 1986 | 4.27 in — Aug 18, 1998 |
| September | 102.9°F — Sep 2, 2011 | 32.0°F — Sep 23, 1989 | 3.15 in — Sep 23, 1993 |
| October | 93.9°F — Oct 4, 2006 | 18.0°F — Oct 29, 1982 | 2.52 in — Oct 30, 2009 |
| November | 84.9°F — Nov 11, 1989 | 3.0°F — Nov 24, 1970 | 2.32 in — Nov 25, 2010 |
| December | 79.0°F — Dec 4, 1970 | -18.9°F — Dec 22, 1989 | 3.30 in — Dec 10, 1971 |
Click a month to see every daily record for that month in Dupo.