All-time weather records — Oak Ridge, TN
Climate change signal in Oak Ridge
of Oak Ridge's all-time daily heat records were set in the last decade (41 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 | # |
|---|---|---|---|---|
| 1940s | 6 | 7 | ||
| 1950s | 85 | 53 | ||
| 1960s | 23 | 71 | ||
| 1970s | 16 | 78 | ||
| 1980s | 51 | 87 | ||
| 1990s | 63 | 33 | ||
| 2000s | 52 | 11 | ||
| 2010s | 56 | 22 | ||
| 2020s | 14 | 4 |
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 1948, the latest in 2025. Period of observation: 1948-2025.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 75.9°F — Jan 22, 1999 | -17.0°F — Jan 21, 1985 | 4.10 in — Jan 15, 1954 |
| February | 81.0°F — Feb 23, 2023 | -13.0°F — Feb 5, 1996 | 4.65 in — Feb 23, 2019 |
| March | 87.1°F — Mar 25, 2007 | 1.0°F — Mar 3, 1980 | 3.75 in — Mar 16, 1973 |
| April | 91.9°F — Apr 26, 1986 | 19.9°F — Apr 1, 1987 | 5.43 in — Apr 4, 1977 |
| May | 93.9°F — May 30, 2011 | 30.0°F — May 4, 1976 | 4.40 in — May 27, 1973 |
| June | 104.0°F — Jun 30, 2012 | 39.0°F — Jun 8, 1977 | 3.54 in — Jun 23, 1969 |
| July | 105.1°F — Jul 28, 1952 | 48.9°F — Jul 2, 1988 | 4.76 in — Jul 31, 1996 |
| August | 102.9°F — Aug 22, 1983 | 50.0°F — Aug 8, 1989 | 7.45 in — Aug 10, 1960 |
| September | 102.0°F — Sep 5, 1954 | 33.1°F — Sep 30, 1967 | 6.89 in — Sep 5, 2011 |
| October | 93.9°F — Oct 3, 2019 | 21.0°F — Oct 30, 1952 | 2.64 in — Oct 25, 2010 |
| November | 84.9°F — Nov 1, 2016 | 0.0°F — Nov 25, 1950 | 4.98 in — Nov 27, 1973 |
| December | 78.1°F — Dec 4, 1982 | -7.1°F — Dec 25, 1983 | 4.89 in — Dec 4, 1993 |
Click a month to see every daily record for that month in Oak Ridge.