NOAA's National Centers for Environmental Information
Statewide Rankings
Illinois
February 2001 Average Temperature Rankings
| Period | Value | 1901-2000 Mean | Anomaly | Rank (1895-2025) | Coolest/Warmest Since | Record |
|---|---|---|---|---|---|---|
| February 2001 1-Month | 30.9°F (-0.6°C) | 29.2°F (-1.6°C) | 1.7°F | 84th Coolest | Coolest since: | 1978 |
| 48th Warmest | Warmest since: | 2017 | ||||
| Jan– 2-Month | 28.3°F (-2.1°C) | 27.3°F (-2.6°C) | 1.0°F | 75th Coolest | Coolest since: | 1979 |
| 57th Warmest | Warmest since: | 2017 | ||||
| Ties: 1981 | ||||||
| Dec 2000– 3-Month | 24.7°F (-4.1°C) | 28.0°F (-2.2°C) | -3.3°F | 18th Coolest | Coolest since: | 1978 |
| 113th Warmest | Warmest since: | 1932 | ||||
| Ties: 1929 | ||||||
| Nov 2000– 4-Month | 28.3°F (-2.1°C) | 31.2°F (-0.4°C) | -2.9°F | 17th Coolest | Coolest since: | 1977 |
| 114th Warmest | Warmest since: | 1932 | ||||
| Oct 2000– 5-Month | 34.2°F (1.2°C) | 35.9°F (2.2°C) | -1.7°F | 20th Coolest | Coolest since: | 1977 |
| 111th Warmest | Warmest since: | 1932 | ||||
| Ties: 1951 | ||||||
| Sep 2000– 6-Month | 39.6°F (4.2°C) | 41.0°F (5.0°C) | -1.4°F | 23rd Coolest | Coolest since: | 1977 |
| 108th Warmest | Warmest since: | 1932 | ||||
| Ties: 1958, 1996 | ||||||
| Aug 2000– 7-Month | 44.6°F (7.0°C) | 45.6°F (7.6°C) | -1.0°F | 24th Coolest | Coolest since: | 1977 |
| 107th Warmest | Warmest since: | 1932 | ||||
| Ties: 1930, 1959, 1986, 1993 | ||||||
| Jul 2000– 8-Month | 48.2°F (9.0°C) | 49.4°F (9.7°C) | -1.2°F | 22nd Coolest | Coolest since: | 1977 |
| 109th Warmest | Warmest since: | 1932 | ||||
| Ties: 1920, 1959, 1993, 1997 | ||||||
| Jun 2000– 9-Month | 50.6°F (10.3°C) | 51.8°F (11.0°C) | -1.2°F | 23rd Coolest | Coolest since: | 1977 |
| 108th Warmest | Warmest since: | 1932 | ||||
| Ties: 1986 | ||||||
| May 2000– 10-Month | 52.1°F (11.2°C) | 52.8°F (11.6°C) | -0.7°F | 34th Coolest | Coolest since: | 1918 |
| 97th Warmest | Warmest since: | 1932 | ||||
| Apr 2000– 11-Month | 52.0°F (11.1°C) | 52.7°F (11.5°C) | -0.7°F | 34th Coolest | Coolest since: | 1918 |
| 97th Warmest | Warmest since: | 1932 | ||||
| Mar 2000– 12-Month | 51.5°F (10.8°C) | 51.6°F (10.9°C) | -0.1°F | 50th Coolest | Coolest since: | 1918 |
| 81st Warmest | Warmest since: | 2017 | ||||
| Ties: 1933, 1966, 1969, 1996 | ||||||
| Sep 1999– 18-Month | 49.1°F (9.5°C) | 48.1°F (8.9°C) | 1.0°F | 100th Coolest | Coolest since: | 1905 |
| 30th Warmest | Warmest since: | 2017 | ||||
| Mar 1999– 24-Month | 52.6°F (11.4°C) | 51.6°F (10.9°C) | 1.0°F | 97th Coolest | Coolest since: | 1905 |
| 33rd Warmest | Warmest since: | 2017 | ||||
| Mar 1998– 36-Month | 53.2°F (11.8°C) | 51.6°F (10.9°C) | 1.6°F | 117th Coolest | Coolest since: | 1979 |
| 12th Warmest | Warmest since: | 2013, 2018 | ||||
| Mar 1997– 48-Month | 53.0°F (11.7°C) | 51.6°F (10.9°C) | 1.4°F | 115th Coolest | Coolest since: | 1905 |
| 13th Warmest | Warmest since: | 2025 | ||||
| Mar 1996– 60-Month | 52.4°F (11.3°C) | 51.6°F (10.9°C) | 0.8°F | 94th Coolest | Coolest since: | 1905 |
| 33rd Warmest | Warmest since: | 2025 | ||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2025, retrieved on March 20, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings
