NOAA's National Centers for Environmental Information
Statewide Rankings
Illinois
January 1924 Average Temperature Rankings
| Period | Value | 1901-2000 Mean | Anomaly | Rank (1895-2025) | Coolest/Warmest Since | Record |
|---|---|---|---|---|---|---|
| January 1924 1-Month | 19.9°F (-6.7°C) | 25.3°F (-3.7°C) | -5.4°F | 18th Coolest | Coolest since: | 1977 |
| 114th Warmest | Warmest since: | 2006 | ||||
| Dec 1923– 2-Month | 29.4°F (-1.4°C) | 27.5°F (-2.5°C) | 1.9°F | 77th Coolest | Coolest since: | 1918 |
| 54th Warmest | Warmest since: | 1932 | ||||
| Nov 1923– 3-Month | 33.5°F (0.8°C) | 31.9°F (-0.1°C) | 1.6°F | 80th Coolest | Coolest since: | 1977 |
| 51st Warmest | Warmest since: | 1932 | ||||
| Oct 1923– 4-Month | 37.8°F (3.2°C) | 37.6°F (3.1°C) | 0.2°F | 62nd Coolest | Coolest since: | 1977 |
| 69th Warmest | Warmest since: | 1932 | ||||
| Ties: 1922 | ||||||
| Sep 1923– 5-Month | 43.3°F (6.3°C) | 43.3°F (6.3°C) | 0.0°F | 54th Coolest | Coolest since: | 1977 |
| 77th Warmest | Warmest since: | 1932 | ||||
| Aug 1923– 6-Month | 48.2°F (9.0°C) | 48.4°F (9.1°C) | -0.2°F | 53rd Coolest | Coolest since: | 1977 |
| 78th Warmest | Warmest since: | 1932 | ||||
| Jul 1923– 7-Month | 52.2°F (11.2°C) | 52.2°F (11.2°C) | 0.0°F | 54th Coolest | Coolest since: | 1977 |
| 77th Warmest | Warmest since: | 1932 | ||||
| Jun 1923– 8-Month | 54.8°F (12.7°C) | 54.6°F (12.6°C) | 0.2°F | 57th Coolest | Coolest since: | 1918, 1977 |
| 74th Warmest | Warmest since: | 1932 | ||||
| May 1923– 9-Month | 55.4°F (13.0°C) | 55.5°F (13.1°C) | -0.1°F | 52nd Coolest | Coolest since: | 1918 |
| 79th Warmest | Warmest since: | 1932 | ||||
| Apr 1923– 10-Month | 54.8°F (12.7°C) | 55.1°F (12.8°C) | -0.3°F | 46th Coolest | Coolest since: | 1918 |
| 85th Warmest | Warmest since: | 1932 | ||||
| Mar 1923– 11-Month | 53.1°F (11.7°C) | 53.7°F (12.1°C) | -0.6°F | 35th Coolest | Coolest since: | 1918 |
| 96th Warmest | Warmest since: | 2013 | ||||
| Feb 1923– 12-Month | 50.7°F (10.4°C) | 51.6°F (10.9°C) | -0.9°F | 30th Coolest | Coolest since: | 1918 |
| 101st Warmest | Warmest since: | 2013 | ||||
| Aug 1922– 18-Month | 50.8°F (10.4°C) | 50.5°F (10.3°C) | 0.3°F | 72nd Coolest | Coolest since: | 1905, 1918 |
| 58th Warmest | Warmest since: | 2017 | ||||
| Feb 1922– 24-Month | 52.2°F (11.2°C) | 51.6°F (10.9°C) | 0.6°F | 86th Coolest | Coolest since: | 1918 |
| 44th Warmest | Warmest since: | 2013 | ||||
| Feb 1921– 36-Month | 52.9°F (11.6°C) | 51.6°F (10.9°C) | 1.3°F | 107th Coolest | Coolest since: | 1905 |
| 22nd Warmest | Warmest since: | 2013 | ||||
| Feb 1920– 48-Month | 52.6°F (11.4°C) | 51.6°F (10.9°C) | 1.0°F | 101st Coolest | Coolest since: | 1905 |
| 27th Warmest | Warmest since: | 2025 | ||||
| Feb 1919– 60-Month | 52.3°F (11.3°C) | 51.6°F (10.9°C) | 0.7°F | 89th Coolest | Coolest since: | 1906 |
| 38th 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 31, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings
