NOAA's National Centers for Environmental Information
Statewide Rankings
Illinois
February 2007 Average Temperature Rankings
| Period | Value | 1901-2000 Mean | Anomaly | Rank (1895-2025) | Coolest/Warmest Since | Record |
|---|---|---|---|---|---|---|
| February 2007 1-Month | 21.7°F (-5.7°C) | 29.2°F (-1.6°C) | -7.5°F | 15th Coolest | Coolest since: | 1978 |
| 117th Warmest | Warmest since: | 2017 | ||||
| Ties: 1929 | ||||||
| Jan– 2-Month | 26°F (-3.3°C) | 27.3°F (-2.6°C) | -1.3°F | 41st Coolest | Coolest since: | 1979 |
| 91st Warmest | Warmest since: | 2017 | ||||
| Dec 2006– 3-Month | 29.1°F (-1.6°C) | 28°F (-2.2°C) | 1.1°F | 74th Coolest | Coolest since: | 1978 |
| 57th Warmest | Warmest since: | 1932 | ||||
| Ties: 1911, 1937, 1981 | ||||||
| Nov 2006– 4-Month | 32.9°F (0.5°C) | 31.2°F (-0.4°C) | 1.7°F | 98th Coolest | Coolest since: | 1977 |
| 33rd Warmest | Warmest since: | 1932 | ||||
| Ties: 1935, 1942 | ||||||
| Oct 2006– 5-Month | 36.6°F (2.6°C) | 35.9°F (2.2°C) | 0.7°F | 80th Coolest | Coolest since: | 1977 |
| 51st Warmest | Warmest since: | 1932 | ||||
| Ties: 1900, 1913, 1925 | ||||||
| Sep 2006– 6-Month | 41.1°F (5.1°C) | 41°F (5.0°C) | 0.1°F | 67th Coolest | Coolest since: | 1977 |
| 64th Warmest | Warmest since: | 1932 | ||||
| Ties: 1989 | ||||||
| Aug 2006– 7-Month | 45.9°F (7.7°C) | 45.6°F (7.6°C) | 0.3°F | 67th Coolest | Coolest since: | 1977 |
| 64th Warmest | Warmest since: | 1932 | ||||
| Jul 2006– 8-Month | 49.8°F (9.9°C) | 49.4°F (9.7°C) | 0.4°F | 72nd Coolest | Coolest since: | 1977 |
| 59th Warmest | Warmest since: | 1932 | ||||
| Jun 2006– 9-Month | 52.2°F (11.2°C) | 51.8°F (11.0°C) | 0.4°F | 74th Coolest | Coolest since: | 1977 |
| 57th Warmest | Warmest since: | 1932 | ||||
| Ties: 1900, 1933, 1964, 1988, 2003, 2004 | ||||||
| May 2006– 10-Month | 53.2°F (11.8°C) | 52.8°F (11.6°C) | 0.4°F | 71st Coolest | Coolest since: | 1918 |
| 60th Warmest | Warmest since: | 1932 | ||||
| Apr 2006– 11-Month | 53.6°F (12.0°C) | 52.7°F (11.5°C) | 0.9°F | 87th Coolest | Coolest since: | 1918 |
| 44th Warmest | Warmest since: | 1932 | ||||
| Mar 2006– 12-Month | 52.6°F (11.4°C) | 51.6°F (10.9°C) | 1°F | 90th Coolest | Coolest since: | 1918 |
| 41st Warmest | Warmest since: | 2017 | ||||
| Sep 2005– 18-Month | 49.8°F (9.9°C) | 48.1°F (8.9°C) | 1.7°F | 114th Coolest | Coolest since: | 1905 |
| 16th Warmest | Warmest since: | 2017 | ||||
| Mar 2005– 24-Month | 53.3°F (11.8°C) | 51.6°F (10.9°C) | 1.7°F | 115th Coolest | Coolest since: | 1905 |
| 15th Warmest | Warmest since: | 2017 | ||||
| Ties: 1933, 1954 | ||||||
| Mar 2004– 36-Month | 53.4°F (11.9°C) | 51.6°F (10.9°C) | 1.8°F | 122nd Coolest | Coolest since: | 1979 |
| 7th Warmest | Warmest since: | 2013, 2018 | ||||
| Mar 2003– 48-Month | 53.1°F (11.7°C) | 51.6°F (10.9°C) | 1.5°F | 117th Coolest | Coolest since: | 1905 |
| 11th Warmest | Warmest since: | 2025 | ||||
| Mar 2002– 60-Month | 52.8°F (11.6°C) | 51.6°F (10.9°C) | 1.2°F | 109th Coolest | Coolest since: | 1905 |
| 18th Warmest | Warmest since: | 2025 | ||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published September 2025, retrieved on September 18, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings
