All-time weather records — Nogales, AZ
Climate change signal in Nogales
of Nogales's all-time daily heat records were set in the last decade (233 of 366 records since 2015).
of all-time daily cold records were set in the last decade (108 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 | 4 | 15 | ||
| 2000s | 78 | 171 | ||
| 2010s | 134 | 126 | ||
| 2020s | 150 | 54 |
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 1999, the latest in 2026. Period of observation: 1999-2026.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 91.9°F — Jan 24, 2001 | 10.2°F — Jan 15, 2013 | 1.39 in — Jan 22, 2010 |
| February | 88.0°F — Feb 9, 2017 | 11.1°F — Feb 3, 2011 | 1.15 in — Feb 22, 2019 |
| March | 98.1°F — Mar 20, 2026 | 21.9°F — Mar 3, 2002 | 1.42 in — Mar 1, 2014 |
| April | 98.1°F — Apr 22, 2012 | 27.1°F — Apr 5, 2023 | 0.88 in — Apr 5, 2001 |
| May | 106.0°F — May 22, 2005 | 33.1°F — May 1, 2010 | 0.50 in — May 29, 2005 |
| June | 111.9°F — Jun 19, 2017 | 48.0°F — Jun 1, 2023 | 1.50 in — Jun 1, 2025 |
| July | 109.9°F — Jul 12, 2020 | 53.1°F — Jul 1, 2004 | 2.12 in — Jul 14, 2004 |
| August | 107.1°F — Aug 7, 2025 | 52.0°F — Aug 21, 2004 | 2.07 in — Aug 15, 2025 |
| September | 106.0°F — Sep 10, 2023 | 43.0°F — Sep 22, 2004 | 2.42 in — Sep 17, 2014 |
| October | 100.0°F — Oct 1, 2020 | 24.3°F — Oct 29, 2009 | 1.82 in — Oct 11, 2000 |
| November | 91.0°F — Nov 1, 2020 | 20.1°F — Nov 30, 2010 | 1.09 in — Nov 23, 2013 |
| December | 82.9°F — Dec 22, 2025 | 14.0°F — Dec 28, 2003 | 1.11 in — Dec 22, 2023 |
Click a month to see every daily record for that month in Nogales.