NOAA's National Centers for Environmental Information
Statewide Rankings
Illinois
March 1980 Average Temperature Rankings
| Period | Value | 1901-2000 Mean | Anomaly | Rank (1895-2025) | Coolest/Warmest Since | Record |
|---|---|---|---|---|---|---|
| March 1980 1-Month | 35.7°F (2.1°C) | 39.8°F (4.3°C) | -4.1°F | 23rd Coolest | Coolest since: | 1960 |
| 108th Warmest | Warmest since: | 2012 | ||||
| Feb– 2-Month | 29.2°F (-1.6°C) | 34.5°F (1.4°C) | -5.3°F | 14th Coolest | Coolest since: | 1978 |
| 117th Warmest | Warmest since: | 2012 | ||||
| Jan– 3-Month | 28.3°F (-2.1°C) | 31.4°F (-0.3°C) | -3.1°F | 19th Coolest | Coolest since: | 1912 |
| 112th Warmest | Warmest since: | 2012 | ||||
| Ties: 1962 | ||||||
| Dec 1979– 4-Month | 29.7°F (-1.3°C) | 31.0°F (-0.6°C) | -1.3°F | 35th Coolest | Coolest since: | 1978 |
| 95th Warmest | Warmest since: | 2012 | ||||
| Ties: 1943 | ||||||
| Nov 1979– 5-Month | 31.8°F (-0.1°C) | 32.9°F (0.5°C) | -1.1°F | 34th Coolest | Coolest since: | 1912 |
| 96th Warmest | Warmest since: | 2012 | ||||
| Oct 1979– 6-Month | 35.6°F (2.0°C) | 36.6°F (2.6°C) | -1.0°F | 33rd Coolest | Coolest since: | 1912, 1978 |
| 97th Warmest | Warmest since: | 2012 | ||||
| Sep 1979– 7-Month | 39.9°F (4.4°C) | 40.8°F (4.9°C) | -0.9°F | 33rd Coolest | Coolest since: | 1977, 1978 |
| 97th Warmest | Warmest since: | 2017 | ||||
| Ties: 1897, 1929, 1930 | ||||||
| Aug 1979– 8-Month | 44.0°F (6.7°C) | 44.9°F (7.2°C) | -0.9°F | 30th Coolest | Coolest since: | 1977 |
| 100th Warmest | Warmest since: | 2017 | ||||
| Jul 1979– 9-Month | 47.2°F (8.4°C) | 48.3°F (9.1°C) | -1.1°F | 25th Coolest | Coolest since: | 1977 |
| 105th Warmest | Warmest since: | 2012 | ||||
| Jun 1979– 10-Month | 49.7°F (9.8°C) | 50.6°F (10.3°C) | -0.9°F | 27th Coolest | Coolest since: | 1904 |
| 103rd Warmest | Warmest since: | 2012 | ||||
| May 1979– 11-Month | 50.8°F (10.4°C) | 51.7°F (10.9°C) | -0.9°F | 31st Coolest | Coolest since: | 1918 |
| 99th Warmest | Warmest since: | 2012 | ||||
| Ties: 1902 | ||||||
| Apr 1979– 12-Month | 50.6°F (10.3°C) | 51.6°F (10.9°C) | -1.0°F | 20th Coolest | Coolest since: | 1918 |
| 110th Warmest | Warmest since: | 2012 | ||||
| Oct 1978– 18-Month | 44.6°F (7.0°C) | 46.6°F (8.1°C) | -2.0°F | 6th Coolest | Coolest since: | 1905 |
| 123rd Warmest | Warmest since: | 2017 | ||||
| Apr 1978– 24-Month | 50.2°F (10.1°C) | 51.6°F (10.9°C) | -1.4°F | 9th Coolest | Coolest since: | 1905 |
| 120th Warmest | Warmest since: | 2017 | ||||
| Ties: 1963 | ||||||
| Apr 1977– 36-Month | 50.2°F (10.1°C) | 51.6°F (10.9°C) | -1.4°F | 5th Coolest | Coolest since: | 1979 |
| 123rd Warmest | Warmest since: | 2018 | ||||
| Apr 1976– 48-Month | 49.8°F (9.9°C) | 51.6°F (10.9°C) | -1.8°F | 1st Coolest | Coolest to Date | 1980 |
| 126th Warmest | Warmest since: | 2019 | ||||
| Apr 1975– 60-Month | 50.4°F (10.2°C) | 51.6°F (10.9°C) | -1.2°F | 4th Coolest | Coolest since: | 1906 |
| 122nd Warmest | Warmest since: | 2020 | ||||
| Ties: 1905 | ||||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2025, retrieved on March 23, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings
