All-time weather records — Pleasanton, IA
Climate change signal in Pleasanton
of Pleasanton's all-time daily heat records were set in the last decade (148 of 366 records since 2015).
of all-time daily cold records were set in the last decade (122 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 | # |
|---|---|---|---|---|
| 1990s | 15 | 23 | ||
| 2000s | 118 | 155 | ||
| 2010s | 152 | 116 | ||
| 2020s | 81 | 72 |
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 1998, the latest in 2026. Period of observation: 1998-2026.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 66.0°F — Jan 8, 2003 | -19.8°F — Jan 30, 2019 | 1.10 in — Jan 8, 2026 |
| February | 75.0°F — Feb 22, 2017 | -15.9°F — Feb 16, 2021 | 1.27 in — Feb 11, 1999 |
| March | 91.0°F — Mar 21, 2026 | -8.0°F — Mar 12, 1998 | 1.71 in — Mar 14, 2021 |
| April | 89.1°F — Apr 25, 2012 | 13.1°F — Apr 2, 2018 | 3.95 in — Apr 17, 2013 |
| May | 97.0°F — May 27, 2018 | -0.8°F — May 18, 2010 | 4.36 in — May 6, 2007 |
| June | 118.9°F — Jun 26, 2004 | -0.9°F — Jun 17, 2011 | 5.27 in — Jun 3, 2014 |
| July | 105.1°F — Jul 7, 2012 | -0.8°F — Jul 12, 2009 | 5.30 in — Jul 24, 2008 |
| August | 102.9°F — Aug 26, 2003 | -0.8°F — Aug 29, 2008 | 7.90 in — Aug 26, 2012 |
| September | 100.0°F — Sep 7, 2013 | -0.8°F — Sep 12, 2007 | 4.23 in — Sep 12, 2008 |
| October | 90.0°F — Oct 1, 2023 | 19.2°F — Oct 19, 2022 | 2.77 in — Oct 5, 2017 |
| November | 79.0°F — Nov 13, 1999 | 0.1°F — Nov 12, 2019 | 2.93 in — Nov 4, 2022 |
| December | 73.0°F — Dec 15, 2021 | -15.9°F — Dec 18, 2016 | 1.91 in — Dec 13, 2022 |
Click a month to see every daily record for that month in Pleasanton.