NOAA's National Centers for Environmental Information
Divisional Mapping
Divisional Palmer Z-Index
October - December 2002
-4-3-2-11234
Illinois (Hover over a Climate Division)
Z-IndexPalmer Z-Index:
Anomaly:
Rank:
Mean:
Climate Division | Value | Anomaly | Rank 130 Years | 1901- |
|---|---|---|---|---|
| 1. Northwest | -0.94 | -0.91 | 36 | -0.03 |
| 2. Northeast | -1.92 | -1.86 | 15 | -0.06 |
| 3. West | -1.01 | -0.89 | 36 | -0.12 |
| 4. Central | -1.34 | -1.29 | 27 | -0.05 |
| 5. East | -1.54 | -1.47 | 19 | -0.07 |
| 6. West Southwest | -0.75 | -0.70 | 44 | -0.05 |
| 7. East Southeast | -1.13 | -1.08 | 29 | -0.05 |
| 8. Southwest | -0.31 | -0.25 | 57 | -0.06 |
| 9. Southeast | -0.01 | 0.02 | 68 | -0.02 |
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published June 2025, retrieved on June 14, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping
