All-time weather records — Altamont, NY
Climate change signal in Altamont
of Altamont's all-time daily heat records were set in the last decade (157 of 366 records since 2015).
of all-time daily cold records were set in the last decade (179 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 | # |
|---|---|---|---|---|
| 2000s | 93 | 85 | ||
| 2010s | 216 | 236 | ||
| 2020s | 57 | 45 |
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 2005, the latest in 2022. Period of observation: 2005-2022.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 68.0°F — Jan 7, 2007 | -17.0°F — Jan 22, 2022 | 0.95 in — Jan 16, 2007 |
| February | 73.9°F — Feb 22, 2018 | -20.0°F — Feb 14, 2016 | 1.60 in — Feb 24, 2010 |
| March | 80.1°F — Mar 23, 2012 | -13.0°F — Mar 6, 2014 | 1.65 in — Mar 17, 2007 |
| April | 91.0°F — Apr 17, 2012 | 5.0°F — Apr 5, 2016 | 3.48 in — Apr 16, 2007 |
| May | 93.0°F — May 29, 2016 | 26.1°F — May 13, 2020 | 2.09 in — May 30, 2016 |
| June | 95.0°F — Jun 19, 2018 | 34.0°F — Jun 1, 2009 | 2.40 in — Jun 15, 2008 |
| July | 97.0°F — Jul 18, 2012 | 44.1°F — Jul 25, 2013 | 3.95 in — Jul 24, 2008 |
| August | 93.9°F — Aug 3, 2007 | 44.1°F — Aug 26, 2019 | 8.55 in — Aug 29, 2011 |
| September | 95.0°F — Sep 9, 2015 | 32.0°F — Sep 19, 2020 | 2.25 in — Sep 30, 2015 |
| October | 82.9°F — Oct 5, 2007 | 19.9°F — Oct 19, 2015 | 2.32 in — Oct 27, 2021 |
| November | 78.1°F — Nov 11, 2020 | -2.9°F — Nov 23, 2018 | 1.17 in — Nov 9, 2006 |
| December | 69.1°F — Dec 25, 2015 | -11.9°F — Dec 17, 2013 | 1.20 in — Dec 12, 2008 |
Click a month to see every daily record for that month in Altamont.