NOAA's National Centers for Environmental Information
Statewide Rankings
Illinois
August 2012 Average Temperature Rankings
| Period | Value | 1901-2000 Mean | Anomaly | Rank (1895-2025) | Coolest/Warmest Since | Record |
|---|---|---|---|---|---|---|
| August 2012 1-Month | 73.6°F (23.1°C) | 73.4°F (23.0°C) | 0.2°F | 69th Coolest | Coolest since: | 1915 |
| 62nd Warmest | Warmest since: | 1947 | ||||
| Jul– 2-Month | 77.7°F (25.4°C) | 74.5°F (23.6°C) | 3.2°F | 123rd Coolest | Coolest since: | 1915 |
| 8th Warmest | Warmest since: | 1936 | ||||
| Ties: 1934 | ||||||
| Jun– 3-Month | 76.0°F (24.4°C) | 73.5°F (23.1°C) | 2.5°F | 120th Coolest | Coolest since: | 1915 |
| 11th Warmest | Warmest since: | 1936 | ||||
| May– 4-Month | 74.0°F (23.3°C) | 70.6°F (21.4°C) | 3.4°F | 128th Coolest | Coolest since: | 1915 |
| 3rd Warmest | Warmest since: | 1936 | ||||
| Apr– 5-Month | 70.1°F (21.2°C) | 66.8°F (19.3°C) | 3.3°F | 128th Coolest | Coolest since: | 1907 |
| 3rd Warmest | Warmest since: | 1934 | ||||
| Ties: 1991 | ||||||
| Mar– 6-Month | 67.7°F (19.8°C) | 62.3°F (16.8°C) | 5.4°F | 130th Coolest | Coolest since: | 1950, 1960 |
| 1st Warmest | Warmest to Date | 2012 | ||||
| Feb– 7-Month | 63.1°F (17.3°C) | 57.6°F (14.2°C) | 5.5°F | 130th Coolest | Coolest since: | 1904 |
| 1st Warmest | Warmest to Date | 2012 | ||||
| Jan– 8-Month | 59.2°F (15.1°C) | 53.5°F (11.9°C) | 5.7°F | 130th Coolest | Coolest since: | 1912 |
| 1st Warmest | Warmest to Date | 2012 | ||||
| Dec 2011– 9-Month | 56.6°F (13.7°C) | 50.9°F (10.5°C) | 5.7°F | 129th Coolest | Coolest since: | 1904 |
| 1st Warmest | Warmest to Date | 2012 | ||||
| Nov 2011– 10-Month | 55.6°F (13.1°C) | 49.9°F (9.9°C) | 5.7°F | 129th Coolest | Coolest since: | 1904 |
| 1st Warmest | Warmest to Date | 2012 | ||||
| Oct 2011– 11-Month | 55.5°F (13.1°C) | 50.3°F (10.2°C) | 5.2°F | 129th Coolest | Coolest since: | 1904 |
| 1st Warmest | Warmest to Date | 2012 | ||||
| Sep 2011– 12-Month | 56.2°F (13.4°C) | 51.6°F (10.9°C) | 4.6°F | 129th Coolest | Coolest since: | 1904 |
| 1st Warmest | Warmest to Date | 2012 | ||||
| Mar 2011– 18-Month | 58.8°F (14.9°C) | 55.2°F (12.9°C) | 3.6°F | 129th Coolest | Coolest since: | 1904 |
| 1st Warmest | Warmest to Date | 2012 | ||||
| Sep 2010– 24-Month | 54.3°F (12.4°C) | 51.6°F (10.9°C) | 2.7°F | 126th Coolest | Coolest since: | 1905 |
| 3rd Warmest | Warmest to Date | 2017 | ||||
| Sep 2009– 36-Month | 53.9°F (12.2°C) | 51.6°F (10.9°C) | 2.3°F | 124th Coolest | Coolest since: | 1979 |
| 4th Warmest | Warmest since: | 2018 | ||||
| Sep 2008– 48-Month | 53.2°F (11.8°C) | 51.6°F (10.9°C) | 1.6°F | 115th Coolest | Coolest since: | 1905 |
| 12th Warmest | Warmest since: | 2019, 2024 | ||||
| Ties: 1935 | ||||||
| Sep 2007– 60-Month | 52.9°F (11.6°C) | 51.6°F (10.9°C) | 1.3°F | 113th Coolest | Coolest since: | 1906 |
| 13th Warmest | Warmest since: | 2020, 2024 | ||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2025, retrieved on March 13, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings
