All-time weather records — Buffalo, SD
Climate change signal in Buffalo
of Buffalo's all-time daily heat records were set in the last decade (172 of 366 records since 2015).
of all-time daily cold records were set in the last decade (113 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 | 19 | 18 | ||
| 2000s | 132 | 160 | ||
| 2010s | 103 | 114 | ||
| 2020s | 112 | 74 |
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 | 69.1°F — Jan 27, 2015 | -30.8°F — Jan 13, 2024 | 0.37 in — Jan 4, 2025 |
| February | 72.0°F — Feb 4, 2005 | -26.9°F — Feb 11, 2025 | 0.66 in — Feb 16, 2019 |
| March | 82.9°F — Mar 28, 2015 | -24.9°F — Mar 2, 2014 | 0.80 in — Mar 18, 2003 |
| April | 90.0°F — Apr 28, 2001 | -0.8°F — Apr 3, 2020 | 1.38 in — Apr 27, 2025 |
| May | 93.0°F — May 12, 2025 | 19.2°F — May 1, 2013 | 2.58 in — May 28, 2001 |
| June | 111.0°F — Jun 26, 2012 | 33.1°F — Jun 2, 2000 | 1.29 in — Jun 18, 1998 |
| July | 111.0°F — Jul 27, 2021 | 43.0°F — Jul 12, 2008 | 1.57 in — Jul 21, 2010 |
| August | 106.0°F — Aug 12, 2018 | 36.0°F — Aug 23, 2015 | 1.57 in — Aug 23, 2014 |
| September | 105.1°F — Sep 4, 2022 | 24.1°F — Sep 24, 2000 | 2.29 in — Sep 10, 2003 |
| October | 93.9°F — Oct 2, 2011 | -2.7°F — Oct 26, 2020 | 1.55 in — Oct 4, 1998 |
| November | 82.9°F — Nov 7, 1999 | -12.8°F — Nov 24, 2010 | 1.16 in — Nov 1, 2000 |
| December | 71.1°F — Dec 1, 2021 | -27.8°F — Dec 7, 2013 | 0.63 in — Dec 1, 2018 |
Click a month to see every daily record for that month in Buffalo.