| ANNUAL RAINFALL - 2001 | |||||||||
| Sl. No. | Month | Pondicherry | Karaikal | Mahe | Yanam | ||||
| Days | Rainfall | Days | Rainfall | Days | Rainfall | Days | Rainfall | ||
| 1 | January | 1 | 6.0 | - | 1.2 | 1 | 5 | - | - |
| 2 | February | - | - | - | - | - | - | - | - |
| 3 | March | - | - | - | - | - | - | - | - |
| 4 | April | 2 | 22.0 | 2 | 24.7 | 8 | 282.2 | 2 | 32.00 |
| 5 | May | 3 | 18.2 | 3 | 70.3 | 13 | 414.5 | 2 | 75.00 |
| 6 | June | 4 | 37.6 | 3 | 35.6 | 25 | 776.5 | 6 | 58.4 |
| 7 | July | 6 | 109.4 | 3 | 86.1 | 25 | 597 | 10 | 145 |
| 8 | August | 4 | 110 | 4 | 33.6 | 22 | 377.2 | 8 | 140 |
| 9 | September | 4 | 121.2 | 4 | 135.5 | 8 | 226 | 11 | 198.6 |
| 10 | October | 9 | 229.4 | 13 | 289.7 | 11 | 190.3 | 13 | 268.4 |
| 11 | November | 10 | 169.4 | 16 | 330.7 | 4 | 51 | 7 | 217.2 |
| 12 | December | 7 | 112 | 14 | 389.8 | 1 | 19 | - | - |
| Total | 50 | 935.2 | 62 | 1397.20 | 118 | 2938.70 | 59 | 1134.60 | |
| 935.0 | 1397 | 2939 | 1135 | ||||||
| - | |||||||||
| REGIONWISE RAINFALL PARTICULARS OF PONDICHERRY REGION FOR THE YEAR 2000-01 | |||||||||
| Sl. No. | Month/ | Pondicherry | Karaikal | Mahe | Yanam | ||||
| Season | Days | Rainfall | Days | Rainfall | Days | Rainfall | Days | Rainfall | |
| 1 | June | 3 | 25.5 | 4 | 32.6 | 24 | 934 | 6 | 147.4 |
| 2 | July | 1 | 8.0 | 2 | 35 | 17 | 360.3 | 13 | 79.2 |
| 3 | August | 6 | 124.6 | 4 | 72.6 | 24 | 545.9 | 14 | 215.8 |
| 4 | September | 9 | 168.6 | 6 | 112 | 10 | 203.4 | 7 | 82.8 |
| South West | 19 | 326.7 | 16 | 252.20 | 75 | 2043.60 | 40 | 525.20 | |
| Monsoon | |||||||||
| 5 | October | 7 | 142.4 | 7 | 221.1 | 12 | 369.6 | 6 | 144.5 |
| 6 | November | 10 | 170.9 | 10 | 233.8 | 3 | 140 | 1 | 17 |
| 7 | December | 4 | 178.3 | 5 | 157.8 | 1 | 6 | - | - |
| North East | 21 | 491.6 | 22 | 612.70 | 16 | 515.60 | 7 | 161.50 | |
| Monsoon | |||||||||
| 8 | January | 1 | 6.0 | - | 1.2 | 1 | 5 | - | - |
| 9 | February | - | - | - | - | - | - | - | - |
| Winter | 1 | 6.0 | 0 | 1.20 | 1 | 5.00 | 0 | 0.00 | |
| Period | |||||||||
| 10 | March | - | - | - | - | - | - | - | - |
| 11 | April | 2 | 22.0 | 2 | 24.7 | 8 | 282.2 | 2 | 32 |
| 12 | May | 3 | 18.2 | 3 | 70.3 | 13 | 414.5 | 2 | 75 |
| Hot Weather | 5 | 40.2 | 5 | 95.00 | 21 | 696.70 | 4 | 107.00 | |
| Period | |||||||||
| Annual | 46 | 864.5 | 43 | 961.10 | 113 | 3260.90 | 51 | 793.70 | |
| Total | |||||||||
| 865.0 | 961 | 3261 | 794 | ||||||