| ANNUAL RAINFALL - 1998 | |||||||||
| Sl. No. | Month | Pondicherry | Karaikal | Mahe | Yanam | ||||
| Days | Rainfall | Days | Rainfall | Days | Rainfall | Days | Rainfall | ||
| 1 | January | - | - | 1 | 7.70 | - | - | 3 | 66.80 |
| 2 | February | - | - | 1 | 4.20 | - | - | 1 | 26.40 |
| 3 | March | - | - | - | - | - | - | - | - |
| 4 | April | - | - | - | - | - | - | 1 | 15.60 |
| 5 | May | 3 | 135.20 | 4 | 153.40 | 7 | 236.00 | 1 | 34.00 |
| 6 | June | 2 | 75.00 | 2 | 6.00 | 26 | 1121.00 | 4 | 82.20 |
| 7 | July | 3 | 61.10 | 4 | 68.20 | 26 | 656.00 | 11 | 303.20 |
| 8 | August | 6 | 35.00 | 8 | 220.10 | 20 | 275.30 | 17 | 472.50 |
| 9 | September | 16 | 252.20 | 7 | 135.20 | 22 | 560.20 | 17 | 350.00 |
| 10 | October | 11 | 249.40 | 7 | 120.30 | 17 | 429.00 | 16 | 483.50 |
| 11 | November | 10 | 501.20 | 10 | 402.40 | 8 | 75.00 | 10 | 221.40 |
| 12 | December | 9 | 733.80 | 11 | 562.90 | 3 | 31.00 | - | - |
| Total | 60 | 2042.90 | 55 | 1680.40 | 129 | 3383.50 | 81 | 2055.60 | |
| 2043 | 1680 | 3384 | 2056 | ||||||
| REGIONWISE RAINFALL PARTICULARS OF PONDICHERRY REGION FOR THE YEAR 1998-99 | |||||||||
| Sl. No. | Month/ | Pondicherry | Karaikal | Mahe | Yanam | ||||
| Season | Days | Rainfall | Days | Rainfall | Days | Rainfall | Days | Rainfall | |
| 1 | June | 2 | 75 | 2 | 6 | 26 | 1121 | 4 | 82.2 |
| 2 | July | 3 | 61.1 | 4 | 68.2 | 26 | 656 | 11 | 303.2 |
| 3 | August | 6 | 35 | 8 | 220.1 | 20 | 275.3 | 17 | 472.5 |
| 4 | September | 16 | 252.2 | 7 | 135.2 | 22 | 560.2 | 17 | 350 |
| South West | 27 | 423.30 | 21 | 429.50 | 94 | 2612.50 | 49 | 1207.90 | |
| Monsoon | |||||||||
| 5 | October | 11 | 249.4 | 7 | 120.3 | 17 | 429 | 16 | 483.5 |
| 6 | November | 10 | 501.2 | 10 | 402.4 | 8 | 75 | 10 | 221.4 |
| 7 | December | 9 | 733.8 | 11 | 562.9 | 3 | 31 | - | - |
| North East | 30 | 1484.40 | 28 | 1085.60 | 28 | 535.00 | 26 | 704.90 | |
| Monsoon | |||||||||
| 8 | January | - | - | 1 | 8 | - | - | - | - |
| 9 | February | - | - | - | - | - | - | - | - |
| Winter | 0 | 0.00 | 1 | 8.00 | 0 | 0.00 | 0 | 0.00 | |
| Period | |||||||||
| 10 | March | - | - | - | - | - | - | - | - |
| 11 | April | 2 | 53 | 3 | 51.5 | 3 | 26 | - | - |
| 12 | May | 1 | 7.4 | 4 | 51.7 | - | - | - | - |
| Hot Weather | 3 | 60.40 | 7 | 103.20 | 3 | 26.00 | 0 | 0.00 | |
| Period | |||||||||
| Annual | 60 | 1968.10 | 57 | 1626.30 | 125 | 3173.50 | 75 | 1912.80 | |
| Total | |||||||||
| 1968 | 1626 | 3174 | 1913 | ||||||