NOAA's National Centers for Environmental Information
Statewide Rankings
Illinois
November 1920 Average Temperature Rankings
| Period | Value | 1901-2000 Mean | Anomaly | Rank (1895-2025) | Coolest/Warmest Since | Record |
|---|---|---|---|---|---|---|
| November 1920 1-Month | 38.5°F (3.6°C) | 40.8°F (4.9°C) | -2.3°F | 33rd Coolest | Coolest since: | 1976 |
| 98th Warmest | Warmest since: | 2001 | ||||
| Oct– 2-Month | 48.9°F (9.4°C) | 47.7°F (8.7°C) | 1.2°F | 84th Coolest | Coolest since: | 1976 |
| 47th Warmest | Warmest since: | 1963, 2016 | ||||
| Sep– 3-Month | 55.4°F (13.0°C) | 53.9°F (12.2°C) | 1.5°F | 98th Coolest | Coolest since: | 1976 |
| 33rd Warmest | Warmest since: | 1931 | ||||
| Aug– 4-Month | 59.4°F (15.2°C) | 58.8°F (14.9°C) | 0.6°F | 83rd Coolest | Coolest since: | 1976 |
| 48th Warmest | Warmest since: | 2016 | ||||
| Jul– 5-Month | 62.3°F (16.8°C) | 62.1°F (16.7°C) | 0.2°F | 69th Coolest | Coolest since: | 1976 |
| 62nd Warmest | Warmest since: | 1931 | ||||
| Jun– 6-Month | 63.8°F (17.7°C) | 63.7°F (17.6°C) | 0.1°F | 67th Coolest | Coolest since: | 1976 |
| 64th Warmest | Warmest since: | 1931 | ||||
| May– 7-Month | 63.3°F (17.4°C) | 63.5°F (17.5°C) | -0.2°F | 50th Coolest | Coolest since: | 1917, 1976 |
| 81st Warmest | Warmest since: | 1934, 2016 | ||||
| Apr– 8-Month | 61.1°F (16.2°C) | 62.0°F (16.7°C) | -0.9°F | 26th Coolest | Coolest since: | 1907 |
| 105th Warmest | Warmest since: | 2010, 2016 | ||||
| Mar– 9-Month | 58.9°F (14.9°C) | 59.5°F (15.3°C) | -0.6°F | 36th Coolest | Coolest since: | 1917 |
| 95th Warmest | Warmest since: | 2016 | ||||
| Feb– 10-Month | 55.8°F (13.2°C) | 56.5°F (13.6°C) | -0.7°F | 35th Coolest | Coolest since: | 1917 |
| 96th Warmest | Warmest since: | 2024 | ||||
| Jan– 11-Month | 52.6°F (11.4°C) | 53.6°F (12.0°C) | -1.0°F | 24th Coolest | Coolest since: | 1904, 1979 |
| 107th Warmest | Warmest since: | 2012 | ||||
| Dec 1919– 12-Month | 50.1°F (10.1°C) | 51.6°F (10.9°C) | -1.5°F | 11th Coolest | Coolest since: | 1904 |
| 119th Warmest | Warmest since: | 2024 | ||||
| Ties: 1905 | ||||||
| Jun 1919– 18-Month | 55.0°F (12.8°C) | 55.7°F (13.2°C) | -0.7°F | 26th Coolest | Coolest since: | 1904 |
| 104th Warmest | Warmest since: | 2012, 2016, 2024 | ||||
| Dec 1918– 24-Month | 51.7°F (10.9°C) | 51.6°F (10.9°C) | 0.1°F | 68th Coolest | Coolest since: | 1979 |
| 61st Warmest | Warmest since: | 2017, 2024 | ||||
| Dec 1917– 36-Month | 51.1°F (10.6°C) | 51.6°F (10.9°C) | -0.5°F | 28th Coolest | Coolest since: | 1905 |
| 100th Warmest | Warmest since: | 2024 | ||||
| Dec 1916– 48-Month | 50.5°F (10.3°C) | 51.6°F (10.9°C) | -1.1°F | 8th Coolest | Coolest since: | 1905 |
| 119th Warmest | Warmest since: | 2024 | ||||
| Dec 1915– 60-Month | 50.7°F (10.4°C) | 51.6°F (10.9°C) | -0.9°F | 10th Coolest | Coolest since: | 1907 |
| 116th Warmest | Warmest since: | 2024 | ||||
| Ties: 1918, 1919 | ||||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2025, retrieved on April 2, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings
