All-time weather records — Harrison, OH
Climate change signal in Harrison
of Harrison's all-time daily heat records were set in the last decade (14 of 356 records since 2015).
of all-time daily cold records were set in the last decade (14 of 354 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 | # |
|---|---|---|---|---|
| 1980s | · | · | ||
| 1990s | · | · | ||
| 2010s | 356 | 354 | ||
| 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 2011, the latest in 2015. Period of observation: 1987-2026.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 68.0°F — Jan 30, 2013 | — | 1.90 in — Jan 18, 2012 |
| February | 69.1°F — Feb 17, 2011 | -11.9°F — Feb 24, 2015 | 2.41 in — Feb 15, 1990 |
| March | 87.1°F — Mar 22, 2012 | 8.1°F — Mar 4, 2014 | 2.87 in — Mar 3, 2023 |
| April | 86.0°F — Apr 11, 2013 | — | 2.60 in — Apr 20, 2019 |
| May | 93.9°F — May 27, 2012 | — | 2.01 in — May 19, 2020 |
| June | 104.0°F — Jun 29, 2012 | 43.0°F — Jun 5, 2013 | 3.92 in — Jun 16, 2019 |
| July | 100.9°F — Jul 5, 2012 | — | 3.19 in — Jul 19, 1988 |
| August | 100.0°F — Aug 9, 2012 | — | 2.33 in — Aug 21, 2019 |
| September | 99.0°F — Sep 2, 2011 | — | 2.35 in — Sep 8, 2012 |
| October | 88.0°F — Oct 3, 2014 | 21.0°F — Oct 11, 2013 | 2.28 in — Oct 18, 1990 |
| November | 73.9°F — Nov 15, 2011 | — | 1.75 in — Nov 15, 2011 |
| December | 72.0°F — Dec 4, 2012 | — | 2.08 in — Dec 6, 2011 |
Click a month to see every daily record for that month in Harrison.