Jabatan Pengairan dan Saliran Malaysia

Source is \\SVR-JPSHIS\Datanegeri\Perak\Rfmanual.mtd

Monthly totals 1930 to 1995 site 4409121 LDG. NALLA at TRONOH, PERAK

Days end at 8:00:00am

Rain mm

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

1930 ? ? ? ? ? ? ? 216.2 86.2 590.8 227.9 207.3 1328.4?

1931 375.5 73.4 99.5 310.7 134.7 126.1 53.3 45.5 190.2 208.1 257.4 481.0 2355.4

1932 171.5 171.1 237.7 354.0 109.9 98.3 99.6 356.2 124.6 427.2 350.2 205.5 2705.8

1933 339.1 64.8 200.9 252.6 312.8 69.2 103.4 162.5 49.9 161.9 365.0 248.6 2330.7

1934 440.0 287.4 292.2 222.8 108.1 292.2 107.3 224.7 141.1 342.8 412.1 155.0 3025.7

1935 284.0 152.1 269.6 165.6 109.7 131.0 47.2 362.3 79.2 306.6 327.4 325.0 2559.7

1936 303.1 117.8 256.8 194.9 256.8 76.3 65.5 124.4 99.3 232.0 305.4 354.7 2387.0

1937 303.5 256.9 97.9 478.2 102.0 10.6 101.9 122.1 150.1 446.4 176.6 143.5 2389.7

1938 ? ? ? ? ? 48.8 171.9 ? ? ? ? ? 220.7?

1939 333.4 230.4 143.7 288.9 178.5 134.9 72.1 33.1 140.2 261.7 127.9 126.7 2071.5

1940 193.2 268.8 86.0 133.7 228.1 66.8 80.5 156.2 163.3 291.5 454.2 408.2 2530.5

1941 270.7 132.6 177.7 399.0 185.1 104.6 92.9 114.8 219.5 194.2 420.7 ? 2311.8?

1942 ? ? ? ? ? ? ? ? ? ? ? ? ?

1943 ? ? ? ? ? ? ? ? ? ? ? ? ?

1944 ? ? ? ? ? ? ? ? ? ? ? ? ?

1945 ? ? ? ? ? ? ? ? ? ? ? ? ?

1946 ? ? ? ? ? ? ? ? ? ? ? ? ?

1947 ? ? ? ? ? 161.3 204.0 256.2 132.3 204.7 136.6 298.7 1393.8?

1948 176.5 202.9 194.0 151.8 113.3 39.6 ? ? ? ? ? ? 878.1?

1949 ? ? ? 211.6 207.8 65.3 350.1 212.4 197.6 358.6 300.8 280.0 2184.2?

1950 181.3 221.2 262.2 226.5 0.0 68.3 55.7 111.2 119.9 103.9 ? ? 1350.2?

1951 ? 172.2 115.7 199.4 198.9 52.3 169.6 93.0 168.4 159.2 294.2 228.5 1851.4?

1952 111.5 192.2 260.0 307.9 179.7 43.2 145.4 72.6 ? 207.0 243.8 254.9 2018.2?

1953 187.7 317.1 247.4 255.5 52.4 215.1 244.5 43.6 251.0 ? ? 220.7 2035.0?

1954 ? ? ? 134.3 79.9 89.5 133.7 104.1 65.1 324.5 154.6 111.2 1196.9?

1955 63.3 150.0 125.0 110.5 79.6 67.1 123.2 43.3 244.6 305.4 262.3 164.6 1738.9

1956 261.2 64.3 300.1 106.2 159.2 113.8 148.4 113.6 152.8 412.5 264.2 144.7 2241.0

1957 141.4 42.5 175.0 217.2 327.8 31.6 122.8 90.9 101.4 202.2 434.5 234.1 2121.4

1958 152.1 98.8 104.6 100.6 147.2 88.1 11.4 77.0 99.9 232.3 252.5 104.8 1469.3

1959 195.0 145.8 282.1 188.1 391.2 112.1 209.3 110.2 178.6 282.7 373.0 110.0 2578.1

1960 182.1 317.0 175.3 128.9 103.9 135.0 262.6 157.2 128.1 324.5 265.8 348.1 2528.5

1961 94.6 240.6 290.3 352.2 5.0 146.8 162.3 124.1 138.0 238.7 441.0 226.4 2460.0

1962 201.9 78.2 183.8 104.2 142.3 48.8 82.0 323.8 170.9 466.5 268.7 195.1 2266.2

1963 172.4 177.3 74.0 93.2 229.4 22.0 99.5 160.3 42.1 374.5 530.8 146.0 2121.5

1964 179.1 98.7 94.9 363.2 134.7 66.8 358.3 39.7 187.1 126.5 150.2 72.8 1872.0

1965 47.7 77.3 164.7 298.1 134.3 0.0 59.1 144.3 78.7 251.1 236.7 200.3 1692.3

1966 83.0 126.0 128.6 275.7 46.3 180.2 124.6 181.8 272.1 279.7 271.6 234.0 2203.6

1967 186.6 68.4 245.5 344.1 334.5 115.4 51.9 136.5 163.7 354.0 275.3 200.9 2476.8

1968 162.4 107.0 191.4 207.3 332.3 133.0 147.0 162.0 181.9 380.4 349.9 506.0 2860.6

1969 259.8 101.6 400.0 167.9 240.4 61.3 117.2 335.3 65.3 451.0 328.9 347.3 2876.0

1970 166.7 40.0 85.1 192.4 256.9 65.7 183.6 118.4 173.9 369.1 207.3 158.0 2017.1

1971 95.3 230.2 260.6 131.7 64.0 37.8 74.6 159.0 137.4 54.9 174.4 482.2 1902.1

1972 68.6 244.9 98.5 332.1 42.2 192.7 48.5 12.6 205.3 255.6 241.5 237.3 1979.8

1973 216.1 71.4 230.9 262.1 270.5 63.0 92.3 147.3 99.4 377.4 277.4 237.7 2345.5

1974 109.5 ? ? 336.5 258.5 152.5 72.0 86.0 257.0 155.5 67.5 95.0 1590.0?

1975 201.0 203.5 223.0 148.5 126.0 63.0 202.5 37.5 243.0 34.0 431.5 309.5 2223.0

1976 59.5 208.5 138.0 306.5 89.5 189.0 266.0 102.5 110.0 245.0 285.5 171.5 2171.5

1977 175.5 158.5 164.5 88.0 260.0 143.5 40.0 110.5 103.5 502.5 413.5 261.0 2421.0

1978 94.0 82.0 162.0 163.5 108.5 67.5 55.5 ? ? 280.0 169.5 116.5 1299.0?

1979 85.0 249.0 90.0 374.0 56.5 215.0 175.5 115.5 253.0 295.5 292.0 22.0 2223.0

1980 171.0 54.5 322.0 208.0 300.5 153.5 37.5 242.5 175.5 213.0 238.0 279.0 2395.0

1981 67.0 274.0 75.0 216.0 485.5 45.0 16.5 75.0 267.0 261.0 166.0 36.5 1984.5

1982 40.0 77.5 126.0 365.0 193.0 74.5 114.0 188.2 178.3 318.3 179.7 239.0 2093.5

1983 112.0 80.2 148.8 78.5 202.5 159.5 49.5 67.0 314.0 127.0 193.5 293.0 1825.5

1984 394.0 ? 268.5 231.5 203.0 49.5 146.5 91.5 82.0 119.5 386.5 309.0 2281.5?

1985 144.5 311.0 364.5 163.0 121.0 16.0 41.5 66.0 100.5 330.0 365.0 247.5 2270.5

1986 49.0 101.0 297.0 345.0 118.0 73.0 161.0 38.0 159.0 89.0 265.5 183.0 1878.5

1987 77.0 186.0 246.0 252.0 174.0 57.0 75.0 351.0 311.0 330.0 111.0 ? 2170.0?

1988 ? 139.0 206.5 233.0 115.0 57.0 192.0 188.0 247.5 57.4 266.6 217.5 1919.5?

1989 207.5 57.0 199.0 253.0 77.0 17.0 107.0 60.0 364.0 160.0 288.0 182.0 1971.5

1990 123.0 109.0 80.0 219.5 232.5 1.5 142.5 25.0 118.5 469.5 145.5 116.0 1782.5

1991 133.0 22.0 106.0 176.0 351.0 60.0 144.0 60.0 55.0 128.0 198.0 80.0 1513.0

1992 78.0 39.0 51.0 57.0 205.0 59.0 182.0 93.0 0.0 54.0 156.5 195.0 1169.5

1993 71.0 107.5 195.0 9.6 9.9 9.6 9.9 9.9 9.6 9.9 428.3 500.0 1370.5

1994 287.0 277.0 261.0 163.0 87.0 10.5 17.0 266.5 164.3 199.4 311.5 151.2 2195.4

1995 196.0 156.0 185.0 275.0 259.0 175.0 143.0 324.0 164.0 79.0 289.5 274.0 2519.5

Min. 40.0 22.0 51.0 9.6 0.0 0.0 9.9 9.9 0.0 9.9 67.5 22.0 1169.5

Mean 175.5 152.5 190.2 222.8 173.0 90.4 121.5 138.7 155.7 258.9 277.4 226.4 2180.3

Max. 440.0 317.1 400.0 478.2 485.5 292.2 358.3 362.3 364.0 590.8 530.8 506.0 3025.7

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

End of process

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.