| ANNUAL RAINFALL - 1957 | |||||||||
| Sl. No. | Month | Pondicherry | Karaikal | Mahe | Yanam | ||||
| Days | Rainfall | Days | Rainfall | Days | Rainfall | Days | Rainfall | ||
| 1 | January | - | - | - | - | - | - | - | - |
| 2 | February | - | 8.00 | - | 59.00 | - | - | - | - |
| 3 | March | - | - | - | - | - | - | - | - |
| 4 | April | - | - | - | - | - | - | - | - |
| 5 | May | - | - | - | 29.00 | - | 273.56 | - | - |
| 6 | June | - | 59.00 | - | 34.00 | - | 1312.42 | - | - |
| 7 | July | - | 116.75 | - | 65.00 | - | 1387.09 | - | - |
| 8 | August | - | 113.75 | - | 34.00 | - | 519.94 | - | - |
| 9 | September | - | 103.50 | - | 80.00 | - | 70.34 | - | - |
| 10 | October | - | 245.00 | - | 329.00 | - | 364.24 | - | - |
| 11 | November | - | 274.00 | - | 472.00 | - | 159.51 | - | - |
| 12 | December | - | 51.50 | - | 492.50 | - | 46.22 | - | - |
| Total | 0 | 971.50 | 0 | 1594.50 | 0 | 4133.32 | 0 | 0.00 | |
| 972 | 1595 | 4133 | 0 | ||||||
| REGIONWISE RAINFALL PARTICULARS OF PONDICHERRY REGION FOR THE YEAR 1957-58 | |||||||||
| Sl. No. | Month/ | Pondicherry | Karaikal | Mahe | Yanam | ||||
| Season | Days | Rainfall | Days | Rainfall | Days | Rainfall | Days | Rainfall | |
| 1 | June | - | 59 | - | 34 | - | 1312.42 | - | - |
| 2 | July | - | 116.75 | - | 65 | - | 1387.09 | - | - |
| 3 | August | - | 113.75 | - | 34 | - | 519.94 | - | - |
| 4 | September | - | 103.5 | - | 80 | - | 70.34 | - | - |
| South West | 0 | 393.00 | 0 | 213.00 | 0 | 3289.79 | 0 | 0.00 | |
| Monsoon | |||||||||
| 5 | October | - | 245 | - | 329 | - | 364.24 | - | - |
| 6 | November | - | 274 | - | 472 | - | 159.51 | - | - |
| 7 | December | - | 51.5 | - | 492.5 | - | 46.22 | - | - |
| North East | 0 | 570.50 | 0 | 1293.50 | 0 | 569.97 | 0 | 0.00 | |
| Monsoon | |||||||||
| 8 | January | - | 22.5 | - | 3 | - | - | - | - |
| 9 | February | - | - | - | - | - | - | - | - |
| Winter | 0 | 22.50 | 0 | 3.00 | 0 | 0.00 | 0 | 0.00 | |
| Period | |||||||||
| 10 | March | - | - | - | 5 | - | 23.11 | - | - |
| 11 | April | - | 2.5 | - | 15 | - | 97.28 | - | - |
| 12 | May | - | 97.5 | - | 94 | - | 363.47 | - | - |
| Hot Weather | 0 | 100.00 | 0 | 114.00 | 0 | 483.86 | 0 | 0.00 | |
| Period | |||||||||
| Annual | 0 | 1086.00 | 0 | 1623.50 | 0 | 4343.62 | 0 | 0.00 | |
| Total | |||||||||
| 1086 | 1624 | 4344 | 0 | ||||||