All-time weather records — Lander, WY
Climate change signal in Lander
of Lander's all-time daily heat records were set in the last decade (84 of 366 records since 2015).
of all-time daily cold records were set in the last decade (76 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 | 18 | 5 | ||
| 2000s | 216 | 210 | ||
| 2010s | 91 | 133 | ||
| 2020s | 41 | 18 |
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 2025. Period of observation: 1999-2025.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 61.0°F — Jan 19, 2009 | -31.0°F — Jan 6, 2017 | 0.80 in — Jan 2, 2023 |
| February | 64.9°F — Feb 8, 2006 | -33.0°F — Feb 18, 2006 | 1.40 in — Mar 1, 2004 |
| March | 75.9°F — Mar 12, 2007 | -17.0°F — Mar 4, 2015 | 1.31 in — Mar 29, 2007 |
| April | 84.0°F — Apr 28, 2000 | 1.0°F — Apr 10, 2013 | 2.00 in — Apr 1, 2017 |
| May | 95.0°F — May 29, 2003 | 12.9°F — May 2, 2013 | 3.36 in — May 8, 2016 |
| June | 98.1°F — Jun 28, 2002 | 28.0°F — Jun 5, 2001 | 1.16 in — Jun 18, 2018 |
| July | 102.0°F — Jul 13, 2002 | 36.0°F — Jul 28, 2015 | 0.52 in — Jul 17, 2018 |
| August | 100.0°F — Aug 11, 2022 | 32.0°F — Aug 31, 2005 | 1.47 in — Aug 19, 2004 |
| September | 97.0°F — Sep 5, 2022 | 18.0°F — Sep 24, 2000 | 1.40 in — Sep 27, 2013 |
| October | 87.1°F — Oct 2, 2011 | -9.9°F — Oct 31, 2002 | 1.48 in — Oct 5, 2009 |
| November | 73.9°F — Nov 13, 1999 | -20.9°F — Nov 13, 2014 | 1.20 in — Nov 24, 2023 |
| December | 63.0°F — Dec 3, 2012 | -32.1°F — Dec 31, 2014 | 0.56 in — Dec 24, 2023 |
Click a month to see every daily record for that month in Lander.