All-time weather records — Highmore, SD
Climate change signal in Highmore
of Highmore's all-time daily heat records were set in the last decade (26 of 366 records since 2015).
of all-time daily cold records were set in the last decade (15 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 | # |
|---|---|---|---|---|
| 1890s | 14 | 33 | ||
| 1900s | 26 | 28 | ||
| 1910s | 17 | 57 | ||
| 1920s | 25 | 41 | ||
| 1930s | 77 | 23 | ||
| 1940s | 23 | 38 | ||
| 1950s | 28 | 31 | ||
| 1960s | 19 | 25 | ||
| 1970s | 33 | 24 | ||
| 1980s | 28 | 20 | ||
| 1990s | 16 | 10 | ||
| 2000s | 21 | 16 | ||
| 2010s | 27 | 20 | ||
| 2020s | 12 | · |
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 1894, the latest in 2026. Period of observation: 1893-2026.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 64.0°F — Jan 12, 1987 | -45.0°F — Jan 12, 1912 | 2.46 in — Jan 9, 1939 |
| February | 70.0°F — Feb 4, 2005 | -44.0°F — Feb 14, 2000 | 5.15 in — Feb 25, 2001 |
| March | 86.0°F — Mar 23, 1910 | -26.0°F — Mar 4, 1917 | 2.70 in — Mar 17, 1987 |
| April | 98.1°F — Apr 21, 1980 | -4.0°F — Apr 3, 1936 | 3.15 in — Apr 28, 1989 |
| May | 108.0°F — May 30, 1934 | 15.1°F — May 17, 2002 | 2.70 in — May 18, 2019 |
| June | 111.9°F — Jun 28, 1931 | 21.0°F — Jun 5, 2004 | 4.75 in — Jun 21, 1984 |
| July | 113.0°F — Jul 9, 1936 | 21.0°F — Jul 18, 2000 | 5.90 in — Jul 2, 1981 |
| August | 113.0°F — Aug 13, 1965 | -62.0°F — Aug 14, 1907 | 6.00 in — Aug 4, 2007 |
| September | 108.0°F — Sep 2, 1983 | -52.1°F — Sep 26, 1925 | 2.75 in — Sep 15, 2010 |
| October | 97.0°F — Oct 4, 1963 | -11.0°F — Oct 29, 1925 | 2.25 in — Oct 16, 1980 |
| November | 81.0°F — Nov 8, 1931 | -23.1°F — Nov 14, 1940 | 2.10 in — Nov 13, 1993 |
| December | 68.0°F — Dec 6, 1939 | -36.0°F — Dec 24, 1983 | 6.00 in — Dec 18, 2000 |
Click a month to see every daily record for that month in Highmore.