All-time weather records — Wapello, IA
Climate change signal in Wapello
of Wapello'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 | # |
|---|---|---|---|---|
| 1890s | 56 | 66 | ||
| 1900s | 237 | 232 | ||
| 1910s | 73 | 68 | ||
| 1930s | · | · | ||
| 1940s | · | · | ||
| 1950s | · | · | ||
| 1960s | · | · | ||
| 1970s | · | · | ||
| 1980s | · | · | ||
| 1990s | · | · | ||
| 2000s | · | · | ||
| 2010s | · | · |
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 1898, the latest in 1913. Period of observation: 1898-2016.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 63.0°F — Jan 22, 1909 | -18.0°F — Jan 12, 1912 | 2.06 in — Jan 29, 2006 |
| February | 64.0°F — Feb 17, 1899 | -22.0°F — Feb 9, 1899 | 2.07 in — Feb 21, 1997 |
| March | 87.1°F — Mar 12, 1906 | -9.0°F — Mar 2, 1913 | 3.73 in — Mar 25, 1954 |
| April | 91.0°F — Apr 29, 1901 | 10.9°F — Apr 1, 1899 | 3.85 in — Apr 24, 1976 |
| May | 91.9°F — May 27, 1900 | 28.9°F — May 4, 1907 | 5.20 in — May 31, 1982 |
| June | 106.0°F — Jun 30, 1901 | 37.9°F — Jun 29, 1908 | 4.08 in — Jun 22, 2007 |
| July | 111.0°F — Jul 10, 1901 | 48.0°F — Jul 25, 1911 | 4.73 in — Jul 5, 1948 |
| August | 102.9°F — Aug 3, 1900 | 48.9°F — Aug 8, 1904 | 5.16 in — Aug 16, 1898 |
| September | 100.0°F — Sep 5, 1899 | 23.0°F — Sep 30, 1899 | 5.50 in — Sep 13, 2008 |
| October | 88.0°F — Oct 13, 1899 | 23.0°F — Oct 13, 1909 | 2.95 in — Oct 13, 1966 |
| November | 75.0°F — Nov 11, 1911 | -2.0°F — Nov 26, 1898 | 1.92 in — Nov 11, 1995 |
| December | 63.0°F — Dec 21, 1899 | -11.9°F — Dec 13, 1903 | 2.63 in — Dec 27, 1942 |
Click a month to see every daily record for that month in Wapello.