NOAA's National Centers for Environmental Information
Divisional Mapping
Divisional Palmer Z-Index
October - December 1989
-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 | -1.19 | -1.16 | 29 | -0.03 |
| 2. Northeast | -0.46 | -0.40 | 48 | -0.06 |
| 3. West | -2.26 | -2.15 | 6 | -0.12 |
| 4. Central | -1.38 | -1.33 | 25 | -0.05 |
| 5. East | -1.07 | -0.99 | 32 | -0.07 |
| 6. West Southwest | -2.42 | -2.37 | 2 | -0.05 |
| 7. East Southeast | -1.10 | -1.05 | 32 | -0.05 |
| 8. Southwest | -1.77 | -1.72 | 12 | -0.06 |
| 9. Southeast | -1.23 | -1.21 | 25 | -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
