NOAA's National Centers for Environmental Information
Divisional Mapping
Divisional Palmer Z-Index
October - December 1922
-4-3-2-11234
Illinois (Hover over a Climate Division)
Z-IndexPalmer Z-Index: -1.68
Anomaly: -1.62
Rank: 17th Driest
Mean: -0.06
Climate Division | Value | Anomaly | Rank 130 Years | 1901- |
|---|---|---|---|---|
| 1. Northwest | -2.28 | -2.25 | 9 | -0.03 |
| 2. Northeast | -1.82 | -1.76 | 21 | -0.06 |
| 3. West | -1.33 | -1.21 | 23 | -0.12 |
| 4. Central | -1.40 | -1.35 | 23 | -0.05 |
| 5. East | -1.31 | -1.24 | 26 | -0.07 |
| 6. West Southwest | -1.52 | -1.47 | 20 | -0.05 |
| 7. East Southeast | -1.03 | -0.98 | 34 | -0.05 |
| 8. Southwest | -0.56 | -0.50 | 48 | -0.06 |
| 9. Southeast | -0.36 | -0.33 | 56 | -0.02 |
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published March 2025, retrieved on April 3, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping
