| ANNUAL RAINFALL - 1974 | |||||||||
| Sl. No. | Month | Pondicherry | Karaikal | Mahe | Yanam | ||||
| Days | Rainfall | Days | Rainfall | Days | Rainfall | Days | Rainfall | ||
| 1 | January | - | - | - | - | - | - | - | - |
| 2 | February | - | - | 3 | 6.00 | - | - | - | - |
| 3 | March | 1 | 17.50 | 2 | 27.60 | 1 | 4.50 | - | - |
| 4 | April | - | - | - | - | 4 | 113.40 | - | - |
| 5 | May | 4 | 43.50 | - | - | 16 | 344.20 | - | - |
| 6 | June | 2 | 16.00 | 4 | 80.90 | 22 | 321.90 | 9 | 123.80 |
| 7 | July | 8 | 102.00 | 4 | 38.20 | 31 | 1806.20 | 9 | 121.60 |
| 8 | August | 4 | 73.50 | 3 | 86.60 | 22 | 672.00 | 18 | 275.20 |
| 9 | September | 8 | 141.00 | 3 | 29.80 | 16 | 633.00 | 15 | 179.40 |
| 10 | October | 9 | 142.00 | 4 | 66.40 | 13 | 105.10 | 14 | 272.60 |
| 11 | November | 5 | 106.50 | 5 | 70.60 | 2 | 45.00 | 2 | 92.20 |
| 12 | December | 2 | 21.00 | 4 | 70.80 | - | - | - | - |
| Total | 43 | 663.00 | 32 | 476.90 | 127 | 4045.30 | 67 | 1064.80 | |
| 663 | 477 | 4045 | 1065 | ||||||
| REGIONWISE RAINFALL PARTICULARS OF PONDICHERRY REGION FOR THE YEAR 1974-75 | |||||||||
| Sl. No. | Month/ | Pondicherry | Karaikal | Mahe | Yanam | ||||
| Season | Days | Rainfall | Days | Rainfall | Days | Rainfall | Days | Rainfall | |
| 1 | June | 2 | 16 | 4 | 80.9 | 22 | 321.9 | 9 | 123.8 |
| 2 | July | 8 | 102 | 4 | 38.2 | 31 | 1806.2 | 9 | 121.6 |
| 3 | August | 4 | 73.5 | 3 | 86.6 | 22 | 672 | 18 | 275.2 |
| 4 | September | 8 | 141 | 3 | 29.8 | 16 | 633 | 15 | 179.4 |
| South West | 22 | 332.50 | 14 | 235.50 | 91 | 3433.10 | 51 | 700.00 | |
| Monsoon | |||||||||
| 5 | October | 9 | 142 | 4 | 66.4 | 13 | 105.1 | 14 | 272.6 |
| 6 | November | 5 | 106.5 | 5 | 70.6 | 2 | 45 | 2 | 92.2 |
| 7 | December | 2 | 21 | 4 | 70.8 | - | - | - | - |
| North East | 16 | 269.50 | 13 | 207.80 | 15 | 150.10 | 16 | 364.80 | |
| Monsoon | |||||||||
| 8 | January | 1 | 2.5 | 2 | 37 | - | - | - | - |
| 9 | February | - | - | - | - | - | - | - | - |
| Winter | 1 | 2.50 | 2 | 37.00 | 0 | 0.00 | 0 | 0.00 | |
| Period | |||||||||
| 10 | March | 2 | 19 | 2 | 69.6 | 3 | 115.7 | - | - |
| 11 | April | - | - | - | - | 4 | 64 | - | - |
| 12 | May | 2 | 26 | - | - | 11 | 194.2 | - | - |
| Hot Weather | 4 | 45.00 | 2 | 69.60 | 18 | 373.90 | 0 | 0.00 | |
| Period | |||||||||
| Annual | 43 | 649.50 | 31 | 549.90 | 124 | 3957.10 | 67 | 1064.80 | |
| Total | |||||||||
| 650 | 550 | 3957 | 1065 | ||||||