All-time weather records — Llano, TX
Climate change signal in Llano
of Llano's all-time daily heat records were set in the last decade (32 of 366 records since 2015).
of all-time daily cold records were set in the last decade (11 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 | · | · | ||
| 1900s | 13 | 58 | ||
| 1910s | 25 | 33 | ||
| 1920s | 48 | 36 | ||
| 1930s | 72 | 53 | ||
| 1940s | 31 | 27 | ||
| 1950s | 43 | 16 | ||
| 1960s | 16 | 13 | ||
| 1970s | 8 | 34 | ||
| 1980s | 19 | 24 | ||
| 1990s | 11 | 6 | ||
| 2000s | 36 | 41 | ||
| 2010s | 18 | 19 | ||
| 2020s | 26 | 6 |
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 1903, the latest in 2026. Period of observation: 1893-2026.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 96.1°F — Jan 9, 2006 | -6.0°F — Jan 31, 1949 | 3.10 in — Jan 29, 2010 |
| February | 100.0°F — Feb 22, 1996 | -2.9°F — Feb 1, 1949 | 4.00 in — Feb 14, 2021 |
| March | 100.0°F — Mar 12, 1955 | 14.0°F — Mar 2, 1980 | 5.29 in — Mar 19, 1999 |
| April | 105.1°F — Apr 18, 2006 | 25.0°F — Apr 5, 1920 | 6.35 in — Apr 15, 1977 |
| May | 108.0°F — May 28, 1927 | 28.0°F — May 30, 1903 | 7.87 in — May 31, 2024 |
| June | 111.9°F — Jun 28, 1980 | 37.9°F — Jun 1, 1903 | 4.00 in — Jun 25, 1906 |
| July | 115.0°F — Jul 14, 1933 | 50.0°F — Jul 16, 1930 | 6.75 in — Jul 25, 1938 |
| August | 113.0°F — Aug 11, 1936 | 46.0°F — Aug 29, 1906 | 6.51 in — Aug 7, 2017 |
| September | 111.9°F — Sep 28, 1953 | 35.1°F — Sep 27, 1942 | 12.53 in — Sep 11, 1952 |
| October | 105.1°F — Oct 4, 1951 | 9.0°F — Oct 23, 2007 | 7.20 in — Oct 4, 1959 |
| November | 93.9°F — Nov 8, 1988 | 15.1°F — Nov 30, 1911 | 3.94 in — Nov 19, 1992 |
| December | 93.0°F — Dec 3, 2005 | -7.1°F — Dec 22, 1929 | 4.16 in — Dec 19, 1991 |
Click a month to see every daily record for that month in Llano.