NOAA's National Centers for Environmental Information
Divisional Rankings
Illinois, Climate Division 3
December 1923 Palmer Z-Index Rankings
| Period | Value | 1901-2000 Mean | Anomaly | Rank (1895-2025) | Driest/Wettest Since | Record |
|---|---|---|---|---|---|---|
| December 1923 1-Month | -0.28 | -0.21 | -0.07 | 62nd Driest | Driest since: | 1963 |
| 69th Wettest | Wettest since: | 1982 | ||||
| Nov– 2-Month | -0.72 | -0.11 | -0.61 | 49th Driest | Driest since: | 1953 |
| 82nd Wettest | Wettest since: | 1985 | ||||
| Oct– 3-Month | -0.50 | -0.12 | -0.38 | 54th Driest | Driest since: | 1953 |
| 77th Wettest | Wettest since: | 1985 | ||||
| Sep– 4-Month | -0.19 | -0.04 | -0.15 | 66th Driest | Driest since: | 1953 |
| 65th Wettest | Wettest since: | 1941 | ||||
| Aug– 5-Month | -0.11 | -0.05 | -0.06 | 64th Driest | Driest since: | 1901, 1953 |
| 67th Wettest | Wettest since: | 1970 | ||||
| Jul– 6-Month | -0.38 | -0.04 | -0.34 | 56th Driest | Driest since: | 1901, 1953 |
| 75th Wettest | Wettest since: | 1961 | ||||
| Jun– 7-Month | -0.39 | -0.02 | -0.37 | 58th Driest | Driest since: | 1953 |
| 73rd Wettest | Wettest since: | 1993 | ||||
| May– 8-Month | -0.42 | -0.01 | -0.41 | 47th Driest | Driest since: | 1901 |
| 84th Wettest | Wettest since: | 1993 | ||||
| Apr– 9-Month | -0.61 | -0.01 | -0.60 | 35th Driest | Driest since: | 1901 |
| 96th Wettest | Wettest since: | 2009 | ||||
| Mar– 10-Month | -0.43 | -0.03 | -0.40 | 40th Driest | Driest since: | 1914 |
| 91st Wettest | Wettest since: | 2009 | ||||
| Feb– 11-Month | -0.55 | -0.02 | -0.53 | 32nd Driest | Driest since: | 1914 |
| 99th Wettest | Wettest since: | 2009 | ||||
| Jan– 12-Month | -0.62 | -0.02 | -0.60 | 27th Driest | Driest since: | 1914 |
| 104th Wettest | Wettest since: | 2009 | ||||
| Jul 1922– 18-Month | -0.80 | -0.03 | -0.77 | 17th Driest | Driest since: | 1914 |
| 113th Wettest | Wettest since: | 1993 | ||||
| Ties: 1917 | ||||||
| Jan 1922– 24-Month | -0.64 | -0.02 | -0.62 | 20th Driest | Driest since: | 1914 |
| 110th Wettest | Wettest since: | 2009, 2010 | ||||
| Jan 1921– 36-Month | -0.55 | -0.02 | -0.53 | 20th Driest | Driest since: | 1989 |
| 109th Wettest | Wettest since: | 2010 | ||||
| Jan 1920– 48-Month | -0.62 | -0.02 | -0.60 | 10th Driest | Driest since: | 1914 |
| 118th Wettest | Wettest since: | 2011 | ||||
| Jan 1919– 60-Month | -0.58 | -0.02 | -0.56 | 11th Driest | Driest since: | 1914 |
| 116th Wettest | Wettest since: | 1985 | ||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published March 2025, retrieved on March 31, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings
