Department of Water Affairs, Namibia HYMONTH V86 Output 29/07/2010 Site 0744419 Rosendal Site 0744419.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 1956/57 [ ] 36.2 23.0 79.4 22.2 28.6 50.0 21.8 1.5 2.2 0.0 42.8 [28.0] [307.7] 31 1957/58 39.3 40.8 30.4 84.8 64.5 58.5 24.9 0.6 0.0 0.0 0.0 0.0 28.7 343.8 0 1958/59 0.0 35.7 38.5 50.8 37.5 44.8 7.5 0.3 0.0 0.0 0.0 0.0 17.9 215.1 0 1959/60 1.8 25.6 24.8 58.4 137.2 33.5 5.6 30.0 0.0 0.0 0.0 0.0 26.4 316.9 0 1960/61 11.2 20.2 30.2 5.4 21.3 22.9 68.9 14.8 49.9 0.2 0.0 0.0 20.4 245.0 0 1961/62 0.0 61.8 5.4 10.5 67.6 37.6 5.0 0.0 0.0 0.0 2.0 0.0 15.8 189.9 0 1962/63 16.1 11.6 3.7 156.2 18.8 55.4 75.7 1.9 0.0 0.0 0.0 0.0 28.3 339.4 0 1963/64 5.6 106.0 6.2 13.6 2.0 46.9 10.4 0.4 0.0 0.0 0.0 0.0 15.9 191.1 0 1964/65 52.8 11.1 16.2 21.8 9.8 49.3 56.3 0.0 0.0 0.0 0.0 6.5 18.6 223.8 0 1965/66 20.3 28.1 0.2 140.0 52.8 24.5 41.5 0.0 1.5 0.0 0.0 121.7 35.9 430.6 0 1966/67 6.8 0.0 71.1 87.0 94.3 31.8 23.0 19.7 0.0 0.0 0.0 4.2 28.2 337.9 0 1967/68 30.8 18.7 32.5 32.3 5.0 138.7 21.7 87.0 19.0 0.0 0.0 0.0 32.1 385.7 0 1968/69 48.9 39.5 0.3 47.0 85.4 72.6 26.6 11.5 0.0 0.0 0.0 0.0 27.6 331.8 0 1969/70 0.0 34.3 15.5 25.7 135.6 11.5 24.9 0.0 0.0 0.0 0.0 0.0 20.6 247.5 0 1970/71 51.4 2.3 39.0 102.9 82.8 34.5 7.1 23.7 0.0 0.0 0.0 0.0 28.6 343.7 0 1971/72 9.5 52.5 11.8 91.0 0.4 139.3 92.4 0.0 0.0 0.0 0.0 0.0 33.1 396.9 0 1972/73 5.5 12.0 15.6 15.5 36.8 102.6 26.5 0.0 0.0 3.5 0.0 0.0 18.2 218.0 0 1973/74 62.8 4.2 77.2 180.1 85.2 32.0 24.9 0.5 1.5 0.0 0.0 16.2 40.4 484.6 0 1974/75 22.7 31.7 27.3 43.2 36.3 205.9 32.4 17.9 0.0 0.0 0.0 0.0 34.8 417.4 0 1975/76 0.3 23.5 61.7 280.9 164.3 166.8 53.9 21.0 0.0 0.0 0.0 14.5 65.6 786.9 0 1976/77 5.3 1.1 0.0 68.9 102.5 101.9 93.4 24.0 0.0 0.0 0.0 0.0 33.1 397.1 0 1977/78 18.8 28.0 22.0 120.2 237.6 38.0 25.7 1.2 0.0 0.0 8.7 0.1 41.7 500.3 0 1978/79 0.0 29.2 14.5 134.7 136.9 45.0 14.4 33.7 0.0 0.0 0.6 0.4 34.1 409.4 0 1979/80 52.3 61.1 38.9 16.7 114.8 37.5 6.0 0.0 0.0 0.0 0.0 34.6 30.2 361.9 0 1980/81 0.0 16.0 9.0 12.3 16.8 78.4 25.5 0.0 0.0 0.0 1.3 0.0 13.3 159.3 0 1981/82 13.5 22.7 43.7 28.0 40.1 44.0 67.0 0.5 1.0 0.0 0.0 8.5 22.4 269.0 0 1982/83 23.3 71.6 58.1 53.9 11.5 21.9 66.6 6.5 5.2 0.0 0.0 0.0 26.6 318.6 0 1983/84 16.0 75.0 127.6 7.7 29.3 22.0 202.5 0.0 15.0 0.0 0.0 0.0 41.3 495.1 0 1984/85 5.7 26.8 51.8 21.8 20.5 73.5 31.3 0.0 0.0 0.0 0.0 0.0 19.3 231.4 0 1985/86 25.9 40.2 26.0 57.8 37.3 37.2 9.2 0.0 0.0 1.5 0.0 5.5 20.1 240.6 0 1986/87 30.2 6.0 14.9 29.7 76.4 17.5 84.6 0.0 0.0 0.0 0.0 0.0 21.6 259.3 0 1987/88 18.8 23.1 79.9 67.7 87.0 32.0 40.0 0.3 0.0 0.0 0.0 0.0 29.1 348.8 0 1988/89 5.4 10.7 99.7 73.7 79.4 8.5 6.4 16.2 0.0 0.0 0.0 0.0 25.0 300.0 0 1989/90 0.0 7.2 0.0 30.3 64.0 27.5 47.8 0.0 0.0 0.0 0.0 0.1 14.7 176.9 0 1990/91 2.4 21.1 61.0 109.2 149.4 57.3 0.0 0.0 0.0 0.0 0.0 48.0 37.4 448.4 0 698 Tot ------------------ Notes ------------------- All recorded data is continuous and reliable except where the following tags are used... [ ] Data Not Recorded Department of Water Affairs, Namibia HYMONTH V86 Output 29/07/2010 Site 0744419 Rosendal Site 0744419.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 1991/92 24.6 27.8 87.5 36.4 31.8 17.7 13.1 0.0 0.0 0.0 0.0 2.0 20.1 240.9 0 1992/93 18.5 6.6 28.0 24.8 153.7 11.6 44.4 0.0 0.0 0.0 0.2 0.0 24.0 287.8 0 1993/94 84.1 58.4 108.0 35.0 34.5 27.5 23.0 0.0 1.0 0.0 0.0 0.0 31.0 371.5 0 1994/95 1.0 0.0 13.8 11.5 9.3 49.9 2.2 4.8 0.0 0.0 0.0 14.5 8.9 107.0 0 1995/96 7.9 4.0 31.4 57.4 58.0 1.6 2.4 1.5 0.0 4.0 0.0 9.0 14.8 177.2 0 1996/97 0.0 50.9 86.6 320.8 29.1 35.9 6.3 9.0 0.0 0.0 0.0 71.5 50.8 610.1 0 1997/98 38.5 1.5 44.1 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [28.0] [84.1] 273 1998/99 [ ] [ ] [ ] 55.8 55.5 94.5 1.8 2.3 3.0 0.0 0.0 0.0 [23.7] [212.9] 92 1999/ 0 2.0 4.8 0.0 112.0 [ ] 143.0 77.0 8.5 0.0 0.0 0.0 0.0 [31.6] [347.3] 29 2000/ 1 8.5 1.0 79.5 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [29.7] [89.0] 273 698 Tot Mean 18.3 27.1 37.6 70.1 65.1 54.9 36.5 8.4 2.3 0.3 0.3 9.3 [27.5] [315.5] Mean Med. 11.2 23.3 29.1 53.9 54.2 37.6 25.5 0.5 0.0 0.0 0.0 0.0 Med. Max 84.1 106.0 127.6 320.8 237.6 205.9 202.5 87.0 49.9 4.0 8.7 121.7 [65.6] [786.9] Max Min 0.0 0.0 0.0 5.4 0.4 1.6 0.0 0.0 0.0 0.0 0.0 0.0 [8.9] [84.1] Min OK 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% OK Cnt 43 44 44 43 42 43 43 43 43 43 43 43 45 45 Cnt ------------------ Notes ------------------- All recorded data is continuous and reliable except where the following tags are used... [ ] Data Not Recorded