All-time weather records — Monticello, NY
Climate change signal in Monticello
of Monticello's all-time daily heat records were set in the last decade (149 of 366 records since 2015).
of all-time daily cold records were set in the last decade (160 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 | · | · | ||
| 1970s | 7 | 20 | ||
| 1980s | 23 | 5 | ||
| 1990s | · | · | ||
| 2000s | 35 | 38 | ||
| 2010s | 229 | 227 | ||
| 2020s | 72 | 76 |
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 1977, the latest in 2022. Period of observation: 1963-2022.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 54.0°F — Jan 26, 2010 | -16.1°F — Jan 22, 2022 | 2.44 in — Jan 9, 1978 |
| February | 60.1°F — Feb 12, 2009 | -7.1°F — Feb 1, 2022 | 3.00 in — Feb 3, 2007 |
| March | 75.0°F — Mar 20, 2012 | -2.9°F — Mar 4, 2009 | 4.20 in — Mar 22, 1980 |
| April | 91.0°F — Apr 28, 2009 | 15.1°F — Apr 15, 2010 | 4.03 in — Apr 16, 2007 |
| May | 91.9°F — May 27, 2010 | 25.0°F — May 9, 2020 | 3.88 in — May 12, 1981 |
| June | 90.0°F — Jun 10, 2011 | 35.1°F — Jun 1, 2020 | 4.05 in — Jun 8, 1964 |
| July | 98.1°F — Jul 22, 1980 | 45.0°F — Jul 7, 1980 | 3.07 in — Jul 23, 2018 |
| August | 91.9°F — Aug 5, 2022 | 43.0°F — Aug 26, 2017 | 4.95 in — Aug 28, 2011 |
| September | 90.0°F — Sep 3, 2010 | 30.9°F — Sep 21, 2020 | 5.42 in — Sep 17, 1999 |
| October | 79.0°F — Oct 2, 2019 | 21.0°F — Oct 19, 2015 | 5.02 in — Oct 9, 2005 |
| November | 73.9°F — Nov 10, 2020 | 1.0°F — Nov 23, 2018 | 3.28 in — Nov 9, 1996 |
| December | 59.0°F — Dec 12, 2021 | -0.9°F — Dec 17, 2013 | 2.72 in — Dec 4, 1990 |
Click a month to see every daily record for that month in Monticello.