NOAA's National Centers for Environmental Information
Statewide Rankings
Illinois
March 2012 Average Temperature Rankings
| Period | Value | 1901-2000 Mean | Anomaly | Rank (1895-2025) | Coolest/Warmest Since | Record |
|---|---|---|---|---|---|---|
| March 2012 1-Month | 55.5°F (13.1°C) | 39.8°F (4.3°C) | 15.7°F | 130th Coolest | Coolest since: | 1960 |
| 1st Warmest | Warmest to Date | 2012 | ||||
| Feb– 2-Month | 45.7°F (7.6°C) | 34.5°F (1.4°C) | 11.2°F | 130th Coolest | Coolest since: | 1978 |
| 1st Warmest | Warmest to Date | 2012 | ||||
| Jan– 3-Month | 41.1°F (5.1°C) | 31.4°F (-0.3°C) | 9.7°F | 130th Coolest | Coolest since: | 1912 |
| 1st Warmest | Warmest to Date | 2012 | ||||
| Dec 2011– 4-Month | 39.8°F (4.3°C) | 31.0°F (-0.6°C) | 8.8°F | 129th Coolest | Coolest since: | 1978 |
| 1st Warmest | Warmest to Date | 2012 | ||||
| Nov 2011– 5-Month | 41.0°F (5.0°C) | 32.9°F (0.5°C) | 8.1°F | 129th Coolest | Coolest since: | 1912 |
| 1st Warmest | Warmest to Date | 2012 | ||||
| Oct 2011– 6-Month | 43.4°F (6.3°C) | 36.6°F (2.6°C) | 6.8°F | 129th Coolest | Coolest since: | 1912, 1978 |
| 1st Warmest | Warmest to Date | 2012 | ||||
| Sep 2011– 7-Month | 46.2°F (7.9°C) | 40.8°F (4.9°C) | 5.4°F | 128th Coolest | Coolest since: | 1977, 1978 |
| 2nd Warmest | Warmest to Date | 2017 | ||||
| Aug 2011– 8-Month | 49.8°F (9.9°C) | 44.9°F (7.2°C) | 4.9°F | 128th Coolest | Coolest since: | 1977 |
| 2nd Warmest | Warmest to Date | 2017 | ||||
| Jul 2011– 9-Month | 53.2°F (11.8°C) | 48.3°F (9.1°C) | 4.9°F | 129th Coolest | Coolest since: | 1977 |
| 1st Warmest | Warmest to Date | 2012 | ||||
| Jun 2011– 10-Month | 55.1°F (12.8°C) | 50.6°F (10.3°C) | 4.5°F | 129th Coolest | Coolest since: | 1904 |
| 1st Warmest | Warmest to Date | 2012 | ||||
| May 2011– 11-Month | 55.8°F (13.2°C) | 51.7°F (10.9°C) | 4.1°F | 129th Coolest | Coolest since: | 1918 |
| 1st Warmest | Warmest to Date | 2012 | ||||
| Apr 2011– 12-Month | 55.5°F (13.1°C) | 51.6°F (10.9°C) | 3.9°F | 129th Coolest | Coolest since: | 1918 |
| 1st Warmest | Warmest to Date | 2012 | ||||
| Oct 2010– 18-Month | 49.2°F (9.6°C) | 46.6°F (8.1°C) | 2.6°F | 122nd Coolest | Coolest since: | 1905 |
| 7th Warmest | Warmest since: | 2017 | ||||
| Apr 2010– 24-Month | 54.4°F (12.4°C) | 51.6°F (10.9°C) | 2.8°F | 127th Coolest | Coolest since: | 1905 |
| 2nd Warmest | Warmest to Date | 2017 | ||||
| Apr 2009– 36-Month | 53.2°F (11.8°C) | 51.6°F (10.9°C) | 1.6°F | 118th Coolest | Coolest since: | 1979 |
| 10th Warmest | Warmest since: | 2018 | ||||
| Ties: 1934, 1955, 2002, 2006 | ||||||
| Apr 2008– 48-Month | 52.7°F (11.5°C) | 51.6°F (10.9°C) | 1.1°F | 104th Coolest | Coolest since: | 1980 |
| 23rd Warmest | Warmest since: | 2019 | ||||
| Apr 2007– 60-Month | 52.8°F (11.6°C) | 51.6°F (10.9°C) | 1.2°F | 110th Coolest | Coolest since: | 1906 |
| 16th Warmest | Warmest since: | 2020 | ||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2025, retrieved on March 25, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings
