NOAA's National Centers for Environmental Information
Statewide Rankings
Illinois
February 1989 Average Temperature Rankings
| Period | Value | 1901-2000 Mean | Anomaly | Rank (1895-2025) | Coolest/Warmest Since | Record |
|---|---|---|---|---|---|---|
| February 1989 1-Month | 22.3°F (-5.4°C) | 29.2°F (-1.6°C) | -6.9°F | 19th Coolest | Coolest since: | 1978 |
| 113th Warmest | Warmest since: | 2017 | ||||
| Ties: 1900 | ||||||
| Jan– 2-Month | 28.6°F (-1.9°C) | 27.3°F (-2.6°C) | 1.3°F | 79th Coolest | Coolest since: | 1979 |
| 53rd Warmest | Warmest since: | 2017 | ||||
| Ties: 1915 | ||||||
| Dec 1988– 3-Month | 29.4°F (-1.4°C) | 28.0°F (-2.2°C) | 1.4°F | 84th Coolest | Coolest since: | 1978 |
| 47th Warmest | Warmest since: | 1932 | ||||
| Ties: 1906 | ||||||
| Nov 1988– 4-Month | 32.6°F (0.3°C) | 31.2°F (-0.4°C) | 1.4°F | 90th Coolest | Coolest since: | 1977 |
| 41st Warmest | Warmest since: | 1932 | ||||
| Oct 1988– 5-Month | 35.8°F (2.1°C) | 35.9°F (2.2°C) | -0.1°F | 53rd Coolest | Coolest since: | 1977 |
| 78th Warmest | Warmest since: | 1932 | ||||
| Sep 1988– 6-Month | 41.1°F (5.1°C) | 41.0°F (5.0°C) | 0.1°F | 67th Coolest | Coolest since: | 1977 |
| 64th Warmest | Warmest since: | 1932 | ||||
| Aug 1988– 7-Month | 46.4°F (8.0°C) | 45.6°F (7.6°C) | 0.8°F | 80th Coolest | Coolest since: | 1977 |
| 51st Warmest | Warmest since: | 1932 | ||||
| Jul 1988– 8-Month | 50.3°F (10.2°C) | 49.4°F (9.7°C) | 0.9°F | 86th Coolest | Coolest since: | 1977 |
| 45th Warmest | Warmest since: | 1932 | ||||
| Jun 1988– 9-Month | 52.9°F (11.6°C) | 51.8°F (11.0°C) | 1.1°F | 93rd Coolest | Coolest since: | 1977 |
| 38th Warmest | Warmest since: | 1932 | ||||
| May 1988– 10-Month | 54.1°F (12.3°C) | 52.8°F (11.6°C) | 1.3°F | 96th Coolest | Coolest since: | 1918 |
| 35th Warmest | Warmest since: | 1932 | ||||
| Ties: 1955, 1957, 1987 | ||||||
| Apr 1988– 11-Month | 53.9°F (12.2°C) | 52.7°F (11.5°C) | 1.2°F | 98th Coolest | Coolest since: | 1918 |
| 33rd Warmest | Warmest since: | 1932 | ||||
| Mar 1988– 12-Month | 52.8°F (11.6°C) | 51.6°F (10.9°C) | 1.2°F | 95th Coolest | Coolest since: | 1918 |
| 36th Warmest | Warmest since: | 2017 | ||||
| Sep 1987– 18-Month | 48.7°F (9.3°C) | 48.1°F (8.9°C) | 0.6°F | 83rd Coolest | Coolest since: | 1905 |
| 47th Warmest | Warmest since: | 2017 | ||||
| Ties: 1949, 1953, 1965, 1974 | ||||||
| Mar 1987– 24-Month | 52.9°F (11.6°C) | 51.6°F (10.9°C) | 1.3°F | 106th Coolest | Coolest since: | 1905 |
| 24th Warmest | Warmest since: | 2017 | ||||
| Mar 1986– 36-Month | 53.0°F (11.7°C) | 51.6°F (10.9°C) | 1.4°F | 109th Coolest | Coolest since: | 1979 |
| 20th Warmest | Warmest since: | 2013, 2018 | ||||
| Mar 1985– 48-Month | 52.7°F (11.5°C) | 51.6°F (10.9°C) | 1.1°F | 104th Coolest | Coolest since: | 1905 |
| 24th Warmest | Warmest since: | 2025 | ||||
| Mar 1984– 60-Month | 52.3°F (11.3°C) | 51.6°F (10.9°C) | 0.7°F | 87th Coolest | Coolest since: | 1905 |
| 40th 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 19, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings
