Jabatan Pengairan dan Saliran Malaysia

Source is K:\MRPM31.MTD

Monthly totals 1962 to 1994 site 3114086 LDG. HARPENDEN at SELANGOR

Days begin at 8:00:00am

Rain mm

Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total

1962 160.4 65.6 236.9 195.3 204.2 163.2 103.1 241.8 115.4 356.2 449.4 167.5 2459.0

1963 157.1 136.3 96.4 66.5 209.0 17.3 63.3 159.4 155.7 228.5 315.8 229.3 1834.6

1964 177.6 321.9 99.9 262.8 59.9 121.7 251.3 150.9 264.4 300.3 241.0 188.5 2440.2

1965 28.6 160.8 157.7 270.5 177.0 .0 141.5 289.4 152.9 170.4 242.4 347.8 2139.0

1966 155.5 216.8 176.5 140.6 98.4 196.8 129.5 305.0 162.9 269.1 384.9 244.5 2480.5

1967 273.4 144.0 75.4 218.5 83.9 203.4 130.4 161.7 191.6 134.6 241.2 101.4 1959.5

1968 59.6 60.2 185.4 259.3 136.6 89.5 194.2 71.0 148.2 395.1 176.4 246.1 2021.6

1969 113.0 160.9 186.9 172.4 198.2 193.2 151.6 206.8 100.9 275.9 405.9 303.0 2468.7

1970 321.7 3.7 205.7 203.4 79.6 59.2 87.7 58.2 123.6 167.6 240.3 175.5 1726.2

1971 394.2 194.5 173.6 100.0 38.6 57.5 72.7 203.8 267.8 160.1 199.8 378.3 2240.9

1972 119.4 40.3 79.9 244.9 102.3 129.3 44.0 84.6 143.3 388.2 257.2 220.4 1853.8

1973 96.0 106.6 203.3 117.4 437.1 84.8 155.9 169.9 113.9 195.8 240.8 151.8 2073.3

1974 128.0 155.0 41.6 245.4 253.4 28.9 129.7 26.9 212.2 132.9 200.2 59.3 1613.5

1975 90.0 179.5 186.0 277.5 73.0 37.6 57.9 101.0 208.5 331.5 143.0 153.5 1839.0

1976 .0 153.0 93.5 84.5 165.0 167.0 43.0 156.5 73.0 260.0 155.5 289.5 1640.5

1977 58.0 117.7 133.5 82.0 171.5 180.0 70.5 165.0 100.0 469.0 216.0 159.0 1922.2

1978 284.0 110.0 85.0 89.0 154.5 119.0 92.0 42.0 114.0 98.0 245.5 208.0 1641.0

1979 96.0 96.0 24.0 166.0 42.5 191.5 246.5 148.0 291.5 227.5 213.5 51.0 1794.0

1980 98.5 194.5 166.5 235.5 55.0 133.5 62.0 183.5 150.0 176.5 204.0 281.5 1941.0

1981 45.5 85.0 53.5 125.0 192.5 20.0 111.5 19.5 56.0 233.0 229.5 98.0 1269.0

1982 .0 100.0 196.0 131.5 101.0 128.0 42.5 187.5 149.5 210.5 221.5 147.0 1615.0

1983 184.0 30.0 20.0 45.5 91.0 121.5 128.0 129.5 201.0 201.0 269.0 153.0 1573.5

1984 238.0 224.5 225.0 149.0 146.0 97.5 177.5 194.5 28.0 225.0 235.0 198.0 2138.0

1985 182.0 185.5 212.5 88.5 92.5 .0 197.2 108.1 162.8 134.2 232.1 189.9 1785.3

1986 196.0 149.0 123.5 215.0 108.0 51.0 52.0 34.5 124.0 188.0 254.0 122.5 1617.5

1987 110.0 12.5 91.5 96.0 69.5 116.5 59.5 211.0 196.5 ? 11.0 243.5 1217.5?

1988 186.0 135.0 127.5 148.5 225.0 125.0 76.5 200.5 288.0 158.5 401.5 80.5 2152.5

1989 165.0 71.5 138.5 111.0 112.0 175.5 .0 130.0 182.5 242.5 145.0 193.0 1666.5

1990 111.5 81.5 54.0 195.5 229.5 133.0 73.5 170.0 192.5 176.0 227.0 177.5 1821.5

1991 152.5 169.0 199.0 160.0 ? ? 189.5 216.0 200.0 181.5 238.5 473.0 2179.0?

1992 .0 86.0 121.5 180.5 255.5 217.5 39.0 168.0 104.0 76.0 182.0 475.5 1905.5

1993 164.0 121.0 140.0 172.0 120.5 131.0 55.0 119.5 43.0 206.5 359.5 297.0 1929.0

1994 91.0 133.0 268.5 84.0 89.0 146.5 ? ? ? ? ? ? 812.0?

Min. .0 3.7 20.0 45.5 38.6 .0 .0 19.5 28.0 76.0 11.0 51.0 1269.0

Mean 140.5 127.3 138.7 161.6 142.9 113.6 107.1 150.4 156.8 224.8 243.1 212.6 1918.7

Max. 394.2 321.9 268.5 277.5 437.1 217.5 251.3 305.0 291.5 469.0 449.4 475.5 2480.5

Remarks:

1. The Min Mean and Max of Annual means are for complete years only.

2. ‘?’ means incomplete data for the month.

3. ‘xxxx?’ means total amount with incomplete data.