| Actual Rainfall Recorded in Pondicherry from 1920 to 1929 in M.M. | ||||||||||
|
Year/ Month |
1920 | 1921 | 1922 | 1923 | 1924 | 1925 | 1926 | 1927 | 1928 | 1929 |
| Jan. | 203.0 | 241.5 | 99.5 | 384.9 | 63.5 | 24.0 | 36.2 | 58.3 | 23.5 | 1.5 |
| Feb. | 3.0 | 0.0 | 3.0 | 0 | 0 | 0 | 0.0 | 47.5 | 13.8 | 23.5 |
| March | 0 | 0.2 | 0 | 69.4 | 29.0 | 156.0 | 0.0 | 0 | 2.0 | 0 |
| April | 1.3 | 6.9 | 0 | 8.0 | 0.0 | 0.0 | 47.0 | 57.3 | 13.1 | 77.5 |
| May | 2.8 | 0.0 | 7.5 | 0.0 | 0.0 | 36.5 | 10.0 | 18.4 | 27.0 | 0.0 |
| June | 49.6 | 10.5 | 4.3 | 65.0 | 15.0 | 43.5 | 5.0 | 67.5 | 35.0 | 42.7 |
| July | 43.8 | 160.4 | 74.1 | 61.6 | 98.4 | 65.2 | 31.5 | 58.1 | 24.8 | 33.8 |
| Aug. | 137.3 | 130.1 | 157.1 | 53.1 | 60.7 | 220.1 | 52.6 | 32.0 | 215.5 | 140.1 |
| Sep. | 109.8 | 57.4 | 68.1 | 142.0 | 212.5 | 24.4 | 110.8 | 55.5 | 221.0 | 33.0 |
| Oct. | 177.7 | 417.6 | 370.2 | 513.3 | 176.0 | 267.3 | 215.1 | 76.5 | 315.3 | 260.6 |
| Nov. | 743.7 | 86.0 | 617.9 | 38.8 | 456.3 | 324.3 | 266.5 | 515.5 | 401.4 | 433.1 |
| Dec. | 0.0 | 111.8 | 30.0 | 146.7 | 120.0 | 338.5 | 81.5 | 26.1 | 181.0 | 112.8 |
| Total | 1472.0 | 1222.4 | 1431.7 | 1482.8 | 1231.4 | 1499.8 | 856.2 | 1012.7 | 1473.4 | 1158.6 |