All-time weather records — Garretson, SD
Climate change signal in Garretson
of Garretson's all-time daily heat records were set in the last decade (210 of 366 records since 2015).
of all-time daily cold records were set in the last decade (159 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 | 79 | 125 | ||
| 2010s | 132 | 150 | ||
| 2020s | 155 | 91 |
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 2002, the latest in 2026. Period of observation: 2002-2026.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 63.0°F — Jan 5, 2012 | -31.2°F — Jan 2, 2010 | 0.88 in — Jan 8, 2024 |
| February | 66.7°F — Feb 26, 2024 | -23.6°F — Feb 15, 2021 | 1.21 in — Feb 28, 2012 |
| March | 86.9°F — Mar 21, 2026 | -19.7°F — Mar 3, 2019 | 1.90 in — Mar 13, 2019 |
| April | 91.0°F — Apr 30, 2007 | 4.8°F — Apr 4, 2018 | 2.30 in — Apr 6, 2006 |
| May | 97.7°F — May 27, 2018 | 23.2°F — May 3, 2005 | 2.40 in — May 29, 2004 |
| June | 98.8°F — Jun 21, 2025 | 41.4°F — Jun 4, 2009 | 4.04 in — Jun 16, 2014 |
| July | 102.7°F — Jul 6, 2012 | 43.0°F — Jul 28, 2013 | 3.73 in — Jul 5, 2022 |
| August | 100.9°F — Aug 2, 2022 | 40.1°F — Aug 21, 2004 | 3.91 in — Aug 5, 2023 |
| September | 96.6°F — Sep 2, 2023 | 26.8°F — Sep 23, 2012 | 3.18 in — Sep 19, 2018 |
| October | 92.3°F — Oct 1, 2023 | 2.7°F — Oct 27, 2020 | 2.20 in — Oct 6, 2008 |
| November | 80.2°F — Nov 6, 2020 | -8.5°F — Nov 16, 2014 | 1.30 in — Nov 18, 2015 |
| December | 58.6°F — Dec 2, 2012 | -29.0°F — Dec 18, 2016 | 1.02 in — Dec 15, 2014 |
Click a month to see every daily record for that month in Garretson.