All-time weather records — London, AR
Climate change signal in London
of London's all-time daily heat records were set in the last decade (17 of 366 records since 2015).
of all-time daily cold records were set in the last decade (17 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 | # |
|---|---|---|---|---|
| 1880s | · | · | ||
| 1890s | · | · | ||
| 1900s | 13 | · | ||
| 1910s | 55 | 68 | ||
| 1920s | 37 | 24 | ||
| 1930s | 64 | 25 | ||
| 1940s | 44 | 42 | ||
| 1950s | 54 | 26 | ||
| 1960s | 24 | 58 | ||
| 1970s | 12 | 25 | ||
| 1980s | 14 | 40 | ||
| 1990s | 3 | 24 | ||
| 2000s | 10 | 13 | ||
| 2010s | 22 | 7 | ||
| 2020s | 14 | 14 |
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 2026. Period of observation: 1886-2026.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 82.0°F — Jan 21, 1920 | -11.0°F — Jan 24, 1918 | 6.02 in — Jan 13, 2013 |
| February | 87.1°F — Feb 2, 1911 | -14.1°F — Feb 2, 1951 | 3.65 in — Feb 18, 1938 |
| March | 95.0°F — Mar 24, 1929 | 9.0°F — Mar 3, 1943 | 6.00 in — Mar 22, 1935 |
| April | 100.0°F — Apr 18, 1917 | 24.1°F — Apr 11, 1989 | 5.00 in — Apr 16, 1939 |
| May | 100.0°F — May 31, 1934 | 34.0°F — May 1, 1960 | 4.96 in — May 8, 1978 |
| June | 108.0°F — Jun 26, 2012 | 46.9°F — Jun 3, 1969 | 4.85 in — Jun 27, 1977 |
| July | 109.9°F — Jul 13, 1954 | 48.9°F — Jul 15, 1926 | 6.00 in — Jul 25, 1886 |
| August | 113.0°F — Aug 3, 2011 | 0.0°F — Aug 17, 2023 | 6.38 in — Aug 13, 1957 |
| September | 108.0°F — Sep 2, 1947 | 32.0°F — Sep 27, 1942 | 4.00 in — Sep 22, 2018 |
| October | 99.0°F — Oct 8, 1963 | 23.0°F — Oct 29, 1910 | 7.15 in — Oct 6, 1998 |
| November | 89.1°F — Nov 30, 1910 | 14.0°F — Nov 15, 1940 | 5.21 in — Nov 22, 2011 |
| December | 81.0°F — Dec 24, 1955 | -2.9°F — Dec 23, 1989 | 6.03 in — Dec 28, 2015 |
Click a month to see every daily record for that month in London.