Department of Water Affairs, Namibia HYMONTH V86 Output 29/07/2010 Site 0655255 Ja Dennoch Site 0655255.RN Variable 10.00 Total Rainfall in Millimetres Figures are for period starting 800 hours. Mean Annual Missing Year Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Monthly Total Days 1929/30 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 0.0 [0.0] [0.0] 335 1930/31 9.4 15.3 24.4 97.5 25.7 29.3 0.0 0.0 0.0 0.0 0.0 1.7 16.9 203.3 0 1931/32 0.0 26.0 3.3 2.2 9.2 41.0 0.0 1.8 0.0 0.0 0.0 0.0 7.0 83.5 0 1932/33 64.4 0.0 16.8 7.2 2.6 12.0 0.0 0.0 0.0 0.0 0.0 0.0 8.6 103.0 0 1933/34 0.0 9.6 56.3 141.4 110.5 140.8 35.6 0.5 0.0 0.0 0.0 0.0 41.2 494.7 0 1934/35 33.8 14.7 10.3 50.6 89.4 12.6 16.5 34.9 0.0 0.0 0.0 1.6 22.0 264.4 0 1935/36 0.0 2.4 17.5 135.6 17.5 54.9 7.0 28.9 0.0 0.5 0.0 0.0 22.0 264.3 0 1936/37 2.2 0.8 103.1 72.9 137.6 20.0 1.2 0.0 0.0 0.0 0.0 0.0 28.2 337.8 0 1937/38 2.4 31.8 20.7 137.7 2.6 19.3 31.2 36.2 1.1 0.0 0.0 0.0 23.6 283.0 0 1938/39 0.0 59.8 8.2 34.8 95.6 126.4 25.0 [ ] [ ] [ ] [ ] [ ] [50.0] [349.8] 153 1939/40 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 366 1940/41 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1941/42 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1942/43 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1943/44 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 366 1944/45 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1945/46 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1946/47 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1947/48 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 366 1948/49 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1949/50 [ ] 6.6 11.0 16.0 82.1 185.1 106.8 16.2 0.0 0.0 0.0 0.0 [38.5] [423.8] 31 1950/51 0.0 6.9 37.3 8.4 44.9 13.5 69.5 3.3 0.0 0.0 0.0 0.0 15.3 183.8 0 1951/52 7.1 34.8 8.7 11.5 79.6 0.0 2.0 0.0 3.8 0.0 0.0 0.5 12.3 148.0 0 1952/53 8.7 21.8 0.0 0.0 29.9 59.7 21.5 0.0 0.0 0.0 0.0 0.0 11.8 141.6 0 1953/54 41.5 3.7 14.0 64.4 36.0 164.2 27.5 0.0 0.0 0.0 0.0 0.0 29.3 351.3 0 1954/55 18.0 9.0 19.1 40.8 46.4 106.2 21.7 1.7 13.2 0.0 0.0 0.0 23.0 276.1 0 1955/56 7.0 21.4 25.5 20.7 107.5 155.5 10.0 0.5 0.0 3.7 0.0 1.0 29.4 352.8 0 1956/57 3.3 12.0 7.0 31.7 39.2 56.7 12.5 2.3 0.0 1.6 0.3 5.0 14.3 171.6 0 1957/58 5.5 30.5 75.0 71.0 16.0 20.5 1.5 0.0 0.0 0.0 0.0 0.0 18.3 220.0 0 1958/59 0.0 0.0 54.1 51.5 23.5 18.4 1.1 0.0 0.0 0.0 0.0 0.0 12.4 148.6 0 1959/60 0.5 4.5 8.6 3.4 552.2 43.6 13.7 2.0 0.0 0.0 0.0 0.0 52.4 628.5 0 1960/61 0.0 0.0 11.0 34.3 55.2 18.3 34.7 9.6 21.3 0.0 0.0 0.0 15.4 184.4 0 1961/62 0.0 37.0 2.5 27.0 78.0 1.8 1.5 0.0 0.0 0.0 4.8 0.0 12.7 152.6 0 1962/63 28.0 4.5 0.0 272.7 11.0 35.6 35.2 15.5 0.0 0.0 0.0 0.0 33.5 402.5 0 1963/64 1.9 24.2 21.5 4.8 19.2 7.8 14.0 2.0 0.0 0.0 0.0 0.0 8.0 95.4 0 4507 Tot ------------------ Notes ------------------- All recorded data is continuous and reliable except where the following tags are used... A ... Accumulated Data [ ] Data Not Recorded Department of Water Affairs, Namibia HYMONTH V86 Output 29/07/2010 Site 0655255 Ja Dennoch Site 0655255.RN Variable 10.00 Total Rainfall in Millimetres Figures are for period starting 800 hours. Mean Annual Missing Year Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Monthly Total Days 1964/65 8.3 14.0 11.9 30.7 18.3 35.2 64.2 0.0 1.0 0.0 0.0 1.1 15.4 184.7 0 1965/66 8.1 4.7 0.0 79.7 38.3 40.9 40.8 0.0 1.1 0.0 0.0 13.5 18.9 227.1 0 1966/67 14.2 0.0 68.1 67.2 76.4 58.1 8.5 12.8 0.0 0.0 0.0 2.0 25.6 307.3 0 1967/68 0.0 29.9 39.5 31.0 4.5 140.8 5.5 31.0 8.5 0.0 0.0 0.0 24.2 290.7 0 1968/69 11.0 16.5 2.5 14.1 33.8 36.8 26.5 4.4 0.0 0.0 0.0 0.0 12.1 145.6 0 1969/70 0.0 7.0 0.0 12.2 108.5 2.5 13.0 0.0 0.0 0.0 0.0 0.0 11.9 143.2 0 1970/71 24.5 6.3 25.5 36.3 114.7 36.5 5.7 3.8 0.2 0.0 0.0 0.0 21.1 253.5 0 1971/72 13.0 28.0 0.0 79.5 0.0 116.1 123.6 0.0 0.0 0.0 0.0 0.0 30.0 360.2 0 1972/73 2.6 23.1 1.5 10.4 27.0 37.5 60.6 0.0 0.0 0.0 0.0 0.0 13.6 162.7 0 1973/74 49.5 6.5 26.0 281.5 122.1 56.6 29.3 0.1 2.5 0.0 0.0 1.5 48.0 575.6 0 1974/75 8.0 6.0 8.5 5.8 24.5 149.6 0.2 3.3 0.0 0.0 0.0 0.0 17.2 205.9 0 1975/76 0.7 7.4 44.6 136.6 101.6A 138.9 9.0 1.0 0.8 0.0 0.1 0.0 36.7A 440.7A 0 1976/77 9.6 0.0 0.0 63.0 205.3 37.6 39.6 1.7 0.0 0.0 0.0 0.0 29.7 356.8 0 1977/78 0.0 0.0 25.5 94.5 163.2 14.7A 10.0 0.0 0.0 0.0 0.0 0.5 25.7A 308.4A 0 1978/79 0.0 4.6 1.0 103.5 76.2 0.0 42.1 6.3 6.1 0.0 6.0 25.9 22.6 271.7 0 1979/80 4.0 24.1 21.3 0.0 54.8 123.6 2.9 0.0 0.0 0.0 0.2 5.7 19.7 236.6 0 1980/81 13.0 27.5 14.0 18.5 33.8 32.0 0.2 0.0 0.0 0.0 0.0 0.0 11.6 139.0 0 1981/82 0.9 0.0 0.0 11.5 49.4 22.0 14.9 0.0 0.0 0.8 0.0 3.8 8.6 103.3 0 1982/83 11.5 8.0 79.0 61.0 4.7 17.5 14.7 14.0 4.8 0.0 0.0 0.0 17.9 215.2 0 1983/84 10.1 25.7 50.8 0.0 51.0 41.3 43.4 9.4 0.0 0.0 0.0 0.0 19.3 231.7 0 1984/85 20.9 6.1 0.0 24.1 53.8 74.3 11.5 0.1 0.0 0.0 0.0 0.0 15.9 190.8 0 1985/86 2.1 2.3 12.9 55.2 63.5 37.4 6.5 0.0 4.5 0.4 0.0 0.0 15.4 184.8 0 1986/87 40.1 16.9 0.0 9.0 96.4 0.1 48.5 1.6 0.0 0.0 0.0 0.3 17.7 212.9 0 1987/88 23.5 22.2 0.1 154.4 74.5 41.0 83.0 9.5 0.1 0.0 0.0 0.0 34.0 408.3 0 1988/89 0.3 2.9 48.8 179.9 45.8 6.1 26.3 8.1 0.0 0.0 0.0 0.0 26.5 318.2 0 1989/90 0.0 0.2 0.0 26.0 15.3 49.4 26.0 0.0 0.1 0.0 0.0 0.0 9.7 117.0 0 1990/91 0.0 15.5 63.5 118.8 40.5 49.9 0.0 0.0 0.0 0.0 0.0 6.4 24.5 294.6 0 1991/92 0.1 18.3 51.3 1.0 32.0 12.5 0.0 0.0 0.0 0.0 0.0 2.0 9.8 117.2 0 1992/93 4.0 1.1 44.5 35.5 14.6 112.6 43.0 1.6 0.0 0.0 0.0 0.0 21.4 256.9 0 1993/94 7.0 37.5 17.0 90.7 23.2 0.0 9.4 0.0 0.1 0.0 [ ] 0.0 [16.8] [184.9] 31 1994/95 0.0 9.9 [ ] [ ] 6.7 24.7 3.5 25.5 0.0 0.0 0.0 3.1 [7.3] [73.4] 62 1995/96 0.0 0.0 4.0 50.0 0.0 3.0 0.0 0.0 0.0 12.0 0.0 0.0 5.8 69.0 0 1996/97 0.0 4.0 68.0 85.0 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [39.3] [157.0] 242 4507 Tot Mean 9.3 13.2 23.0 59.0 62.2A 51.6A 23.3 5.3 1.3 0.3 0.2 1.3 [21.0] [241.5] Mean Med. 3.7 8.0 14.0 35.9 42.7A 37.1A 13.8 0.5 0.0 0.0 0.0 0.0 Med. Max 64.4 59.8 103.1 281.5 552.2A 185.1A 123.6 36.2 21.3 12.0 6.0 25.9 [52.4] [628.5] Max Min 0.0 0.0 0.0 0.0 0.0A 0.0A 0.0 0.0 0.0 0.0 0.0 0.0 [0.0] [0.0] Min OK 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% OK Cnt 56 57 56 56 56 56 56 55 55 55 54 56 58 58 Cnt ------------------ Notes ------------------- All recorded data is continuous and reliable except where the following tags are used... A ... Accumulated Data [ ] Data Not Recorded