| NORTHERN INDIANA PUBLIC SERVICE COMPANY | |||||||||||||
| Daily Cooling Degree Days Average All Weather Zones | |||||||||||||
| Total Company | |||||||||||||
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
| Day | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 |
| 1 | 0 | 0 | 0 | 0 | 0 | 10 | 6 | 11 | 15 | 4 | 1 | 0 | |
| 2 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 11 | 15 | 5 | 0 | 0 | |
| 3 | 0 | 0 | 0 | 0 | 2 | 0 | 7 | 2 | 12 | 0 | 0 | 0 | |
| 4 | 0 | 0 | 0 | 0 | 7 | 0 | 11 | 4 | 0 | 0 | 0 | 0 | |
| 5 | 0 | 0 | 0 | 0 | 7 | 0 | 11 | 4 | 0 | 0 | 0 | 0 | |
| 6 | 0 | 0 | 0 | 0 | 9 | 0 | 8 | 11 | 2 | 0 | 0 | 0 | |
| 7 | 0 | 0 | 1 | 0 | 8 | 3 | 3 | 11 | 8 | 0 | 0 | 0 | |
| 8 | 0 | 0 | 1 | 0 | 10 | 12 | 8 | 12 | 9 | 0 | 0 | 0 | |
| 9 | 0 | 0 | 0 | 0 | 2 | 12 | 12 | 11 | 11 | 0 | 0 | 0 | |
| 10 | 0 | 0 | 0 | 0 | 0 | 14 | 9 | 7 | 9 | 0 | 0 | 0 | |
| 11 | 0 | 0 | 0 | 0 | 2 | 9 | 8 | 6 | 11 | 0 | 0 | 0 | |
| 12 | 0 | 0 | 0 | 0 | 7 | 6 | 6 | 5 | 0 | 0 | 0 | 0 | |
| 13 | 0 | 0 | 0 | 0 | 0 | 9 | 9 | 4 | 2 | 1 | 0 | 0 | |
| 14 | 0 | 0 | 0 | 0 | 0 | 10 | 10 | 9 | 0 | 1 | 0 | 0 | |
| 15 | 0 | 0 | 0 | 0 | 0 | 7 | 6 | 16 | 0 | 0 | 0 | 0 | |
| 16 | 0 | 0 | 0 | 0 | 0 | 6 | 6 | 5 | 0 | 0 | 0 | 0 | |
| 17 | 0 | 0 | 0 | 0 | 0 | 1 | 8 | 3 | 1 | 0 | 0 | 0 | |
| 18 | 0 | 0 | 0 | 0 | 1 | 1 | 3 | 2 | 5 | 0 | 0 | 0 | |
| 19 | 0 | 0 | 0 | 0 | 0 | 4 | 3 | 1 | 9 | 0 | 0 | 0 | |
| 20 | 0 | 0 | 0 | 0 | 0 | 7 | 2 | 0 | 1 | 0 | 0 | 0 | |
| 21 | 0 | 0 | 0 | 0 | 0 | 8 | 2 | 3 | 0 | 0 | 0 | 0 | |
| 22 | 0 | 0 | 0 | 0 | 2 | 7 | 0 | 6 | 0 | 0 | 0 | 0 | |
| 23 | 0 | 0 | 0 | 0 | 5 | 7 | 1 | 10 | 3 | 0 | 0 | 0 | |
| 24 | 0 | 0 | 0 | 0 | 1 | 8 | 3 | 7 | 0 | 0 | 0 | 0 | |
| 25 | 0 | 0 | 0 | 0 | 1 | 11 | 5 | 6 | 0 | 1 | 0 | 0 | |
| 26 | 0 | 0 | 0 | 0 | 0 | 7 | 9 | 8 | 0 | 4 | 0 | 0 | |
| 27 | 0 | 0 | 0 | 0 | 0 | 2 | 11 | 5 | 0 | 0 | 0 | 0 | |
| 28 | 0 | 0 | 0 | 0 | 0 | 1 | 10 | 6 | 0 | 0 | 0 | 0 | |
| 29 | 0 | 0 | 0 | 0 | 0 | 1 | 8 | 14 | 0 | 0 | 0 | 0 | |
| 30 | 0 | 0 | 0 | 0 | 3 | 3 | 6 | 14 | 0 | 0 | 0 | 0 | |
| 31 | 0 | 0 | 0 | 0 | 6 | 0 | 8 | 16 | 1 | 0 | 0 | 0 | |
| Total | 0 | 0 | 2 | 0 | 73 | 166 | 209 | 230 | 114 | 16 | 1 | 0 | 811 |
| Normal | 0 | 0 | 0 | 0 | 64 | 165 | 272 | 218 | 72 | 12 | 0 | 0 | 803 |
| Deviation | |||||||||||||
| From Normal | 0 | 0 | 2 | 0 | 9 | 1 | (63) | 12 | 42 | 4 | 1 | 0 | 8 |