NOAA's National Centers for Environmental Information
Regional Rankings
Ohio Valley
December 1999 Average Temperature Rankings
| Period | Value | 1901-2000 Mean | Anomaly | Rank (1895-2025) | Coolest/Warmest Since | Record |
|---|---|---|---|---|---|---|
| December 1999 1-Month | 35.9°F (2.2°C) | 33.0°F (0.6°C) | 2.9°F | 94th Coolest | Coolest since: | 1989 |
| 37th Warmest | Warmest since: | 2015 | ||||
| Nov– 2-Month | 42.8°F (6.0°C) | 38.0°F (3.3°C) | 4.8°F | 122nd Coolest | Coolest since: | 1976 |
| 9th Warmest | Warmest since: | 2015 | ||||
| Ties: 1982 | ||||||
| Oct– 3-Month | 47.0°F (8.3°C) | 43.9°F (6.6°C) | 3.1°F | 114th Coolest | Coolest since: | 1976 |
| 17th Warmest | Warmest since: | 1931 | ||||
| Ties: 1918 | ||||||
| Sep– 4-Month | 51.8°F (11.0°C) | 49.7°F (9.8°C) | 2.1°F | 115th Coolest | Coolest since: | 1976 |
| 16th Warmest | Warmest since: | 1931 | ||||
| Ties: 1921, 1922, 1956, 1973 | ||||||
| Aug– 5-Month | 56.1°F (13.4°C) | 54.5°F (12.5°C) | 1.6°F | 109th Coolest | Coolest since: | 1976 |
| 22nd Warmest | Warmest since: | 1931 | ||||
| Ties: 1921, 1922, 1939 | ||||||
| Jul– 6-Month | 59.9°F (15.5°C) | 58.0°F (14.4°C) | 1.9°F | 117th Coolest | Coolest since: | 1976 |
| 14th Warmest | Warmest since: | 1931 | ||||
| Ties: 1913, 1921, 1971 | ||||||
| Jun– 7-Month | 61.7°F (16.5°C) | 60.0°F (15.6°C) | 1.7°F | 114th Coolest | Coolest since: | 1976 |
| 17th Warmest | Warmest since: | 1931 | ||||
| Ties: 1933, 1954 | ||||||
| May– 8-Month | 61.9°F (16.6°C) | 60.3°F (15.7°C) | 1.6°F | 111th Coolest | Coolest since: | 1917 |
| 20th Warmest | Warmest since: | 1931 | ||||
| Ties: 1991 | ||||||
| Apr– 9-Month | 61.3°F (16.3°C) | 59.5°F (15.3°C) | 1.8°F | 116th Coolest | Coolest since: | 1917 |
| 15th Warmest | Warmest since: | 1931, 2024 | ||||
| Mar– 10-Month | 59.1°F (15.1°C) | 57.8°F (14.3°C) | 1.3°F | 108th Coolest | Coolest since: | 1917 |
| 23rd Warmest | Warmest since: | 2024 | ||||
| Feb– 11-Month | 57.4°F (14.1°C) | 55.5°F (13.1°C) | 1.9°F | 120th Coolest | Coolest since: | 1917 |
| 11th Warmest | Warmest since: | 2024 | ||||
| Jan– 12-Month | 55.2°F (12.9°C) | 53.4°F (11.9°C) | 1.8°F | 115th Coolest | Coolest since: | 1917 |
| 16th Warmest | Warmest since: | 2024 | ||||
| Jul 1998– 18-Month | 57.0°F (13.9°C) | 54.9°F (12.7°C) | 2.1°F | 125th Coolest | Coolest since: | 1904 |
| 5th Warmest | Warmest since: | 2024 | ||||
| Jan 1998– 24-Month | 55.8°F (13.2°C) | 53.4°F (11.9°C) | 2.4°F | 126th Coolest | Coolest since: | 1979 |
| 4th Warmest | Warmest to Date | 2024 | ||||
| Jan 1997– 36-Month | 54.8°F (12.7°C) | 53.4°F (11.9°C) | 1.4°F | 114th Coolest | Coolest since: | 1980 |
| 15th Warmest | Warmest since: | 2024 | ||||
| Jan 1996– 48-Month | 54.1°F (12.3°C) | 53.4°F (11.9°C) | 0.7°F | 93rd Coolest | Coolest since: | 1979 |
| 35th Warmest | Warmest since: | 2024 | ||||
| Jan 1995– 60-Month | 53.9°F (12.2°C) | 53.4°F (11.9°C) | 0.5°F | 84th Coolest | Coolest since: | 1980 |
| 43rd Warmest | Warmest since: | 2024 | ||||
| Ties: 1931, 1932, 1937, 1954, 1992 | ||||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published March 2025, retrieved on March 26, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings
