NOAA's National Centers for Environmental Information
Statewide Rankings
Illinois
April 1904 Average Temperature Rankings
| Period | Value | 1901-2000 Mean | Anomaly | Rank (1895-2025) | Coolest/Warmest Since | Record |
|---|---|---|---|---|---|---|
| April 1904 1-Month | 45.6°F (7.6°C) | 51.5°F (10.8°C) | -5.9°F | 4th Coolest | Coolest to Date | 1907 |
| 127th Warmest | Warmest since: | 2010 | ||||
| Mar– 2-Month | 42.1°F (5.6°C) | 45.7°F (7.6°C) | -3.6°F | 11th Coolest | Coolest to Date | 1926 |
| 120th Warmest | Warmest since: | 2012 | ||||
| Feb– 3-Month | 35.3°F (1.8°C) | 40.2°F (4.6°C) | -4.9°F | 4th Coolest | Coolest since: | 1978 |
| 127th Warmest | Warmest since: | 2012 | ||||
| Jan– 4-Month | 31.2°F (-0.4°C) | 36.5°F (2.5°C) | -5.3°F | 4th Coolest | Coolest to Date | 1912 |
| 127th Warmest | Warmest since: | 2012 | ||||
| Dec 1903– 5-Month | 29.5°F (-1.4°C) | 35.1°F (1.7°C) | -5.6°F | 2nd Coolest | Coolest to Date | 1978 |
| 128th Warmest | Warmest since: | 2012 | ||||
| Nov 1903– 6-Month | 30.6°F (-0.8°C) | 36.0°F (2.2°C) | -5.4°F | 1st Coolest | Coolest to Date | 1904 |
| 129th Warmest | Warmest since: | 2012 | ||||
| Oct 1903– 7-Month | 33.9°F (1.1°C) | 38.7°F (3.7°C) | -4.8°F | 1st Coolest | Coolest to Date | 1904 |
| 129th Warmest | Warmest since: | 2012 | ||||
| Sep 1903– 8-Month | 37.8°F (3.2°C) | 42.1°F (5.6°C) | -4.3°F | 1st Coolest | Coolest to Date | 1904 |
| 129th Warmest | Warmest since: | 2017 | ||||
| Aug 1903– 9-Month | 41.6°F (5.3°C) | 45.6°F (7.6°C) | -4.0°F | 1st Coolest | Coolest to Date | 1904 |
| 129th Warmest | Warmest since: | 2017 | ||||
| Jul 1903– 10-Month | 44.9°F (7.2°C) | 48.6°F (9.2°C) | -3.7°F | 1st Coolest | Coolest to Date | 1904 |
| 129th Warmest | Warmest since: | 2012 | ||||
| Jun 1903– 11-Month | 46.8°F (8.2°C) | 50.7°F (10.4°C) | -3.9°F | 1st Coolest | Coolest to Date | 1904 |
| 129th Warmest | Warmest since: | 2017 | ||||
| May 1903– 12-Month | 48.3°F (9.1°C) | 51.6°F (10.9°C) | -3.3°F | 2nd Coolest | Coolest to Date | 1918 |
| 128th Warmest | Warmest since: | 2012, 2017 | ||||
| Nov 1902– 18-Month | 44.5°F (6.9°C) | 46.4°F (8.0°C) | -1.9°F | 7th Coolest | Coolest to Date | 1905 |
| 122nd Warmest | Warmest since: | 2017 | ||||
| May 1902– 24-Month | 49.9°F (9.9°C) | 51.6°F (10.9°C) | -1.7°F | 5th Coolest | Coolest to Date | 1905 |
| 124th Warmest | Warmest since: | 2017 | ||||
| May 1901– 36-Month | 50.2°F (10.1°C) | 51.6°F (10.9°C) | -1.4°F | 6th Coolest | Coolest to Date | 1979 |
| 122nd Warmest | Warmest since: | 2018, 2024 | ||||
| May 1900– 48-Month | 50.6°F (10.3°C) | 51.6°F (10.9°C) | -1.0°F | 8th Coolest | Coolest to Date | 1980 |
| 119th Warmest | Warmest since: | 2019 | ||||
| May 1899– 60-Month | 50.8°F (10.4°C) | 51.6°F (10.9°C) | -0.8°F | 10th Coolest | Coolest to Date | 1906 |
| 116th 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 25, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings
