All-time weather records — Sparland, IL
Climate change signal in Sparland
of Sparland'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 | # |
|---|---|---|---|---|
| 1950s | 20 | 23 | ||
| 1960s | 58 | 96 | ||
| 1970s | 76 | 98 | ||
| 1980s | 86 | 68 | ||
| 1990s | 60 | 50 | ||
| 2000s | 66 | 31 | ||
| 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 1950, the latest in 2009. Period of observation: 1950-2026.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 70.0°F — Jan 31, 1989 | -27.0°F — Jan 5, 1999 | 2.50 in — Jan 29, 2001 |
| February | 73.0°F — Feb 27, 1976 | -20.9°F — Feb 5, 1979 | 3.52 in — Feb 21, 1997 |
| March | 81.0°F — Mar 28, 1985 | -8.0°F — Mar 1, 1962 | 3.12 in — Mar 4, 1985 |
| April | 93.0°F — Apr 29, 1952 | 10.9°F — Apr 7, 1982 | 4.95 in — Apr 18, 2013 |
| May | 95.0°F — May 1, 1952 | 21.9°F — May 10, 1966 | 2.35 in — May 27, 1996 |
| June | 102.0°F — Jun 25, 1988 | 36.0°F — Jun 1, 1993 | 4.18 in — Jun 20, 1964 |
| July | 102.9°F — Jul 14, 1977 | 44.1°F — Jul 30, 1971 | 5.47 in — Jul 16, 1977 |
| August | 102.0°F — Aug 1, 1988 | 37.9°F — Aug 28, 1986 | 3.25 in — Aug 31, 1980 |
| September | 99.0°F — Sep 8, 1978 | 28.0°F — Sep 23, 1974 | 4.88 in — Sep 6, 1989 |
| October | 90.0°F — Oct 2, 1976 | 16.0°F — Oct 29, 1952 | 4.65 in — Oct 3, 1986 |
| November | 82.0°F — Nov 1, 1950 | -2.9°F — Nov 26, 1977 | 2.77 in — Nov 18, 1985 |
| December | 71.1°F — Dec 3, 1970 | -24.0°F — Dec 23, 1989 | 2.13 in — Dec 5, 1999 |
Click a month to see every daily record for that month in Sparland.