All-time weather records — Fort Sumner, NM
Climate change signal in Fort Sumner
of Fort Sumner's all-time daily heat records were set in the last decade (0 of 366 records since 2015).
of all-time daily cold records were set in the last decade (0 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 | # |
|---|---|---|---|---|
| 1900s | 1 | 3 | ||
| 1910s | 54 | 83 | ||
| 1920s | 49 | 45 | ||
| 1930s | 57 | 28 | ||
| 1940s | 27 | 31 | ||
| 1950s | 58 | 33 | ||
| 1960s | 16 | 48 | ||
| 1970s | 16 | 30 | ||
| 1980s | 30 | 35 | ||
| 1990s | 15 | 21 | ||
| 2000s | 34 | 8 | ||
| 2010s | 9 | 1 |
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 1909, the latest in 2011. Period of observation: 1909-2011.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 80.1°F — Jan 3, 1927 | -27.0°F — Jan 13, 1963 | 0.96 in — Jan 20, 1918 |
| February | 84.0°F — Feb 24, 2009 | -16.1°F — Feb 1, 1951 | 1.40 in — Feb 22, 1923 |
| March | 91.9°F — Mar 12, 1989 | 1.9°F — Mar 1, 1922 | 2.29 in — Mar 21, 1919 |
| April | 98.1°F — Apr 26, 1927 | 14.0°F — Apr 4, 1920 | 3.95 in — Apr 29, 1999 |
| May | 102.0°F — May 17, 1927 | 27.0°F — May 3, 1929 | 3.05 in — May 28, 1937 |
| June | 109.0°F — Jun 29, 1918 | 39.9°F — Jun 2, 1917 | 3.54 in — Jun 28, 1978 |
| July | 109.0°F — Jul 14, 1958 | 50.0°F — Jul 13, 1964 | 3.15 in — Jul 14, 1991 |
| August | 106.0°F — Aug 2, 1911 | 6.1°F — Aug 6, 1910 | 4.10 in — Aug 23, 1986 |
| September | 102.9°F — Sep 2, 1939 | 32.0°F — Sep 21, 1983 | 7.07 in — Sep 15, 1970 |
| October | 95.0°F — Oct 3, 1934 | 12.0°F — Oct 31, 1991 | 4.51 in — Oct 6, 1954 |
| November | 89.1°F — Nov 9, 2006 | 0.0°F — Nov 28, 1976 | 1.63 in — Nov 16, 1964 |
| December | 82.0°F — Dec 9, 1939 | -18.0°F — Dec 9, 1978 | 2.48 in — Dec 11, 1923 |
Click a month to see every daily record for that month in Fort Sumner.