Department of Water Affairs, Namibia HYMONTH V86 Output 29/07/2010 Site 0696026 Isabis Site 0696026.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 1928/29 [ ] [ ] [ ] 34.5A 27.6A 16.1A 0.0 0.0 0.0 0.0 0.0 0.0 [8.7] [78.2] 92 1929/30 30.7A 0.0 0.0 17.5A 5.0A 12.3A 2.0A 0.0 0.0 0.0 0.0 0.0 5.6A 67.5A 0 1930/31 23.0A 29.0A 49.0A 62.9A 80.8A 103.9A 1.5A 0.0 0.0 0.0 0.0 0.0 29.2A 350.1A 0 1931/32 0.5A 16.6A 8.5A 0.0 1.1A 12.3A 7.1A 24.0A 0.0 0.0 0.0 [ ] [6.4] [70.1] 30 1932/33 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 0.0 [0.0] [0.0] 335 1933/34 0.0 0.0 92.0A 262.0A 160.5A 285.1A 101.2A 18.5A 0.0 0.0 0.0 [ ] [83.6] [919.3] 30 1934/35 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 0.0 [0.0] [0.0] 335 1935/36 0.0 0.0 0.0 40.0A 0.0 135.5A 16.5A 22.5A 0.0 0.0 0.0 0.0 17.9A 214.5A 0 1936/37 0.0 9.5A 28.0A 118.0A 137.0A 17.5A 5.0A 0.0 0.0 0.0 0.0 0.0 26.3A 315.0A 0 1937/38 5.5A 25.0A 0.0 47.5A 39.0A 0.0 35.0A 38.0A 0.0 0.0 0.0 0.0 15.8A 190.0A 0 1938/39 0.0 105.5A 13.0A 0.0 0.0 181.5A 26.0A 0.0 0.0 0.0 0.0 0.0 27.2A 326.0A 0 1939/40 4.5A 12.5A 0.0 54.5A 67.0A 3.5A 0.0 0.0 0.0 0.0 0.0 5.0A 12.3A 147.0A 0 1940/41 0.0 0.0 61.0A 9.0A 33.5A 32.5A 0.0 0.0 0.0 0.0 0.0 0.0 11.3A 136.0A 0 1941/42 15.0A 0.0 12.0A 5.0A 203.5A 46.5A 42.5A 0.0 0.0 0.0 0.0 0.0 27.0A 324.5A 0 1942/43 7.5A 3.0A 104.5A 1.5A 30.5A 27.5A 0.0 0.0 0.0 0.0 0.0 4.0A 14.9A 178.5A 0 1943/44 0.0 7.5A 68.5A 64.0A 20.0A 12.0A 0.0 0.0 0.0 0.0 0.0 [ ] [15.6] [172.0] 30 1944/45 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 0.0 [0.0] [0.0] 335 1945/46 0.0 47.5A 93.5A 12.0A 0.0 39.0A 5.5A 0.0 0.0 0.0 0.0 0.0 16.5A 197.5A 0 1946/47 0.0 10.0A 42.5A 10.0A 71.0A 118.0A 24.0A 0.0 0.0 0.0 0.0 0.0 23.0A 275.5A 0 1947/48 0.0 0.0 12.0A 58.0A 29.0A 24.0A 30.0A 0.0 0.0 0.0 0.0 15.0A 14.0A 168.0A 0 1948/49 0.0 25.0A 22.0A 4.0A 18.0A 108.5A 17.5A 0.0 0.0 0.0 0.0 0.0 16.3A 195.0A 0 1949/50 12.0A 8.5A 4.5A 38.5A 149.0A 195.0A 105.0A 0.0 0.0 0.0 0.0 0.0 42.7A 512.5A 0 1950/51 0.0 37.0A 54.0A 17.5A 65.5A 14.0A 21.0A 0.0 0.0 0.0 0.0 0.0 17.4A 209.0A 0 1951/52 0.0 28.0A 0.0 6.0A 156.5A 0.0 0.0 0.0 0.0 0.0 0.0 14.0A 17.0A 204.5A 0 1952/53 5.0A 31.0A 6.5A 29.5A 237.5A 70.5A 42.5A 0.0 0.0 0.0 0.0 0.0 35.2A 422.5A 0 1953/54 53.5A 0.0 15.5A 44.5A 123.5A 178.0A 9.0A 0.0 0.0 0.0 0.0 0.0 35.3A 424.0A 0 1954/55 0.0 14.0A 26.0A 62.0A 33.5A 24.0A 17.5A 0.0 20.0A 0.0 0.0 0.0 16.4A 197.0A 0 1955/56 15.0A 4.5A 0.0 69.0A 84.0A 212.0A 0.0 0.0 0.0 0.0 0.0 0.0 32.0A 384.5A 0 1956/57 3.0A 0.0 0.0 94.0A 60.5A 74.5A 17.0A 0.0 0.0 0.0 0.0 0.0 20.8A 249.0A 0 1957/58 0.0 30.0A 30.0A 37.0A 36.0A 49.0A 0.0 0.0 0.0 0.0 0.0 0.0 15.2A 182.0A 0 1958/59 0.0 0.0 2.5A 8.0A 63.5A 27.5A 36.0A 0.0 0.0 0.0 0.0 0.0 11.5A 137.5A 0 1959/60 0.0 5.0A 0.0 5.0A 79.5A 36.0A 0.0 5.0A 0.0 0.0 0.0 0.0 10.9A 130.5A 0 1960/61 0.0 0.0 0.0 10.0A 26.0A 63.0A 39.0A 5.0A 4.5A 0.0 0.0 3.5A 12.6A 151.0A 0 1961/62 0.0 0.0 15.0A 6.0A 49.0A 0.0 11.0A 0.0 0.0 0.0 0.0 0.0 6.8A 81.0A 0 1962/63 28.5A 0.0 0.0 205.0A 29.5A 49.0A 36.5A 15.0A 0.0 0.0 0.0 0.0 30.3A 363.5A 0 1582 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 0696026 Isabis Site 0696026.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 1963/64 0.0 15.0A 8.5A 21.0A 35.0A 54.0A 2.5A 0.0 0.0 0.0 0.0 0.0 11.3A 136.0A 0 1964/65 4.5A 0.0 3.0A 15.0A 34.0A 46.5A 53.0A 0.0 0.0 0.0 0.0 0.0 13.0A 156.0A 0 1965/66 0.0 0.0 0.0 90.0A 23.0A 35.5A 34.0A 0.0 0.0 0.0 0.0 0.0 15.2A 182.5A 0 1966/67 0.0 0.0 57.0A 44.0A 68.0A 39.0A 12.0A 10.0A 0.0 0.0 0.0 0.0 19.2A 230.0A 0 1967/68 0.0 78.0A 21.0A 1.0A 10.0A 17.0A 0.0 0.0 0.0 0.0 0.0 0.0 10.6A 127.0A 0 1968/69 0.0 42.0A 23.0A 0.0 53.5A 45.0A 6.5A 0.0 0.0 0.0 0.0 0.0 14.2A 170.0A 0 1969/70 0.0 0.0 0.0 61.0A 8.5A 0.0 0.0 0.0 0.0 0.0 0.0 0.0 5.8A 69.5A 0 1970/71 13.0A 3.0A 19.0A 27.5A 80.0A 33.5A 14.0A 9.0A 0.0 0.0 0.0 0.0 16.6A 199.0A 0 1971/72 0.0 0.0 3.5A 43.5A 0.0 173.0A 78.5A 0.0 0.0 0.0 0.0 0.0 24.9A 298.5A 0 1972/73 5.5A 2.0A 0.0 0.0 5.0A 91.5A 24.5A 0.0 0.0 0.0 0.0 0.0 10.7A 128.5A 0 1973/74 8.5A 2.0A 0.0 127.5A 125.0A 136.5A 85.0A 0.0 0.0 0.0 0.0 0.0 40.4A 484.5A 0 1974/75 0.0 0.0 0.0 20.5A 7.0A 129.5A 18.0A 0.0 0.0 0.0 0.0 0.0 14.6A 175.0A 0 1975/76 0.0 0.0 5.0A 157.0A 139.5A 73.5A 19.0A 0.0 0.0 0.0 0.0 0.0 32.8A 394.0A 0 1976/77 0.0 0.0 0.0 37.5A 164.5A 33.5A 52.5A 0.0 0.0 0.0 0.0 0.0 24.0A 288.0A 0 1977/78 0.0 0.0 11.6 74.8 45.0 83.4 0.0 8.5 0.0 0.0 0.0 0.0 18.6 223.3 0 1978/79 0.0 20.9 20.0 82.9 106.5 0.0 13.2 16.5 16.3 0.0 4.2 8.3 24.1 288.8 0 1979/80 1.0 4.5 8.7 6.9 36.8 78.6A 0.0 0.0 0.0 8.1 8.5 0.0 12.8A 153.1A 0 1980/81 7.1 4.0 33.3 0.0 1.7 21.2 8.5 0.0 0.3 0.0 0.0 0.0 6.3 76.1 0 1981/82 0.0 0.0 0.0 7.8 22.2 50.1 19.5 2.3 5.0 1.0 0.0 1.0 9.1 108.9 0 1982/83 0.0 0.5 28.7 35.1 0.0 14.2 0.0 0.0 4.6 0.0 0.0 0.0 6.9 83.1 0 1983/84 4.9 16.4 2.5 14.0 20.3 73.5 13.0 0.0 0.0 0.0 0.0 0.0 12.0 144.6 0 1984/85 2.5 6.5 0.0 35.9 106.7 30.9 11.0 0.0 0.0 0.0 0.0 0.0 16.1 193.5 0 1985/86 16.5 40.0 26.1 104.2 22.4 106.7 14.2 0.0 7.1 0.0 0.0 2.1 28.3 339.3 0 1986/87 62.4 0.0 0.0 0.0 77.4 4.0 61.1 8.2 0.0 2.5 0.0 0.0 18.0 215.6 0 1987/88 16.9 0.0 7.5 151.0 42.5 0.0 40.5 0.0 2.4 0.0 0.0 0.0 21.7 260.8 0 1988/89 2.5 0.0 4.6 55.1 69.9 5.0 86.3 0.0 0.0 0.0 0.0 0.0 18.6 223.4 0 1989/90 0.0 0.0 0.0 16.1 51.6 53.5 3.5 0.0 0.0 0.0 0.0 0.0 10.4 124.7 0 1990/91 0.0 0.0 0.0 44.4 22.4 21.5 0.0 0.0 0.0 0.0 0.0 0.0 7.4 88.3 0 1991/92 0.0 21.9 11.5 59.3 9.0 20.0 0.0 0.0 0.0 0.0 0.0 0.0 10.1 121.7 0 1992/93 1.0 0.0 11.9 32.0 78.6 30.9 14.3 0.0 0.0 0.0 0.0 0.0 14.1 168.7 0 1993/94 0.0 0.0 6.1 72.9 37.9 0.0 11.8 0.0 0.0 0.0 0.0 0.0 10.7 128.7 0 1994/95 0.0 8.0 12.0 0.0 40.5 32.5 0.0 0.0 0.0 0.0 0.0 0.0 7.8 93.0 0 1995/96 0.0 10.0 0.0 29.1 23.7 0.0 0.0 0.0 0.0 0.0 0.0 0.0 5.2 62.8 0 1996/97 0.0 0.0 7.5 227.1 50.5 42.0 0.0 13.0 0.0 2.0 0.0 0.0 28.5 342.1 0 1997/98 0.0 0.0 7.5 37.5 5.5 0.0 0.0 0.0 0.0 1.0 1.4 7.5 5.0 60.4 0 1582 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 0696026 Isabis Site 0696026.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 1998/99 0.0 0.0 0.0 37.0 20.5 11.5 15.1 14.5 3.5 0.0 [ ] [ ] [10.2] [102.1] 61 1999/ 0 [ ] 16.0 67.0 19.5 131.5 88.5 20.0 0.0 [ ] 0.0 0.0 0.0 [34.3] [342.5] 61 2000/ 1 0.0 0.0 6.5 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [2.2] [6.5] 273 1582 Tot Mean 5.1A 10.7A 17.0A 46.7A 56.4A 55.7A 20.0A 3.0A 0.9A 0.2 0.2 0.9A [17.4] [205.0] Mean Med. 0.0A 2.0A 7.5A 35.1A 37.9A 35.5A 13.0A 0.0A 0.0A 0.0 0.0 0.0A Med. Max 62.4A 105.5A 104.5A 262.0A 237.5A 285.1A 105.0A 38.0A 20.0A 8.1 8.5 15.0A [83.6] [919.3] Max Min 0.0A 0.0A 0.0A 0.0A 0.0A 0.0A 0.0A 0.0A 0.0A 0.0 0.0 0.0A [0.0] [0.0] Min OK 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% OK Cnt 68 69 69 69 69 69 69 69 68 69 68 68 73 73 Cnt ------------------ Notes ------------------- All recorded data is continuous and reliable except where the following tags are used... A ... Accumulated Data [ ] Data Not Recorded