Department of Water Affairs, Namibia HYMONTH V86 Output 28/07/2010 Site 0527017 Duwisib Site 0527017.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 1912/13 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 0.0 0.0 0.0 [0.0] [0.0] 273 1913/14 0.2 64.5 0.0 88.0 22.6 48.2 0.0 0.0 0.0 0.0 0.3 0.0 18.6 223.8 0 1914/15 0.7 0.0 1.5 0.0 140.0 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [28.4] [142.2] 214 1915/16 [ ] [ ] 13.8 1.9 11.7 37.9 14.6 0.0 0.0 0.0 0.0 0.0 [8.0] [79.9] 61 1916/17 7.6 1.5 52.0 110.3 262.1 124.9 20.1 0.0 3.7 0.0 7.2 0.0 49.1 589.4 0 1917/18 0.0 0.0 14.8 9.0 51.3 65.0 3.6 7.5 0.7 0.0 0.0 0.0 12.7 151.9 0 1918/19 40.3 4.7 12.6 0.0 1.5 26.4 6.0 0.0 0.0 0.0 1.1 28.7 10.1 121.3 0 1919/20 47.3 3.0 0.0 0.0 10.6 17.1 3.5 0.0 0.0 0.0 5.2 0.0 7.2 86.7 0 1920/21 0.0 12.1 25.6 7.2 32.9 44.3 60.9 7.7 12.7 0.0 6.5 0.0 17.5 209.9 0 1921/22 0.0 38.2 3.1 1.1 4.1 1.3 1.3 59.5 0.0 0.0 5.3 0.0 9.5 113.9 0 1922/23 29.5 0.0 2.8 31.6 69.9 80.3 63.1 9.9 1.0 0.0 0.0 0.0 24.0 288.1 0 1923/24 0.0 27.6 0.3 13.0 35.3 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [15.2] [76.2] 214 1924/25 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1925/26 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1926/27 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1927/28 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 366 1928/29 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 9.0 [9.0] [9.0] 335 1929/30 9.7 0.0 11.5 2.6 2.2 17.6 0.0 0.0 0.0 0.0 0.0 [ ] [4.0] [43.6] 30 1930/31 [ ] 6.0 0.0 19.6 72.3 83.5 [ ] [ ] [ ] [ ] [ ] [ ] [36.3] [181.4] 214 1931/32 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 366 1932/33 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1933/34 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1934/35 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1935/36 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 366 1936/37 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1937/38 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1938/39 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1939/40 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 366 1940/41 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1941/42 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1942/43 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1943/44 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 366 1944/45 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1945/46 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1946/47 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 10473 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 28/07/2010 Site 0527017 Duwisib Site 0527017.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 1947/48 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 366 1948/49 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1949/50 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1950/51 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1951/52 [ ] [ ] 0.8 2.0 91.9 0.0 20.8 0.0 5.3 0.0 0.0 0.0 [12.1] [120.8] 61 1952/53 1.5 52.1 3.1 15.0 79.4 8.5 3.0 3.5 0.0 0.0 0.0 0.0 13.8 166.1 0 1953/54 0.6 0.0 9.5 22.0 18.9 92.2 0.0 4.5 0.0 0.0 0.0 0.0 12.3 147.7 0 1954/55 0.0 32.0 0.0 12.5 60.5 28.0 5.0 0.0 5.5 0.0 0.0 0.0 12.0 143.5 0 1955/56 0.0 13.0 5.0 32.2 79.5 84.0 1.5 0.0 0.0 18.0 0.0 0.0 19.4 233.2 0 1956/57 0.0 10.0 1.5 75.0 25.5 49.5 10.0 0.0 0.0 0.0 0.0 0.0 14.3 171.5 0 1957/58 0.0 2.0 13.0 18.2 18.0 26.0 3.0 0.0 0.0 0.0 0.0 0.0 6.7 80.2 0 1958/59 0.0 0.0 50.5 11.1 6.0 51.0 2.0 7.0 4.5 0.0 0.0 0.0 11.0 132.1 0 1959/60 0.0 9.0 0.0 8.0 20.0 15.5 2.0 14.0 7.5 0.0 0.0 0.0 6.3 76.0 0 1960/61 0.0 0.0 1.5 9.5 3.0 16.5 35.0 0.0 19.0 0.0 0.0 0.0 7.0 84.5 0 1961/62 0.0 1.0 4.0 13.5 119.5 0.3 1.7 0.0 0.0 0.0 0.0 0.0 11.7 140.0 0 1962/63 10.0 0.0 0.0 109.0 5.0 45.0 31.0 8.0 1.5 2.5 9.0 0.0 18.4 221.0 0 1963/64 1.5 9.0 6.5 0.0 22.0 25.5 3.0 0.0 0.0 0.0 0.0 30.0 8.1 97.5 0 1964/65 6.5 0.0 0.0 58.0 15.0 11.0 7.0 0.0 0.0 0.0 0.0 13.5 9.3 111.0 0 1965/66 0.0 0.0 1.5 61.5 28.0 26.0 6.5 0.0 0.0 0.0 0.0 14.0 11.5 137.5 0 1966/67 0.0 0.0 66.5 4.5 30.0 41.5 0.0 6.5 1.0 0.0 0.0 0.0 12.5 150.0 0 1967/68 0.0 77.5 0.0 3.0 1.0 33.0 0.0 26.0 0.0 0.0 0.0 0.0 11.7 140.5 0 1968/69 0.0 22.5 2.0 0.0 76.0 30.0 0.0 0.0 0.0 0.0 0.0 0.0 10.9 130.5 0 1969/70 0.0 0.0 0.0 43.5 11.5 1.1 13.0 0.0 0.0 0.0 0.0 0.0 5.8 69.1 0 1970/71 1.5 0.0 0.0 16.0 86.0 2.5 6.5 0.0 0.0 0.0 0.1 0.0 9.4 112.6 0 1971/72 0.0 0.0 13.0 89.0 0.0 108.0 38.5 0.0 0.0 0.0 0.0 0.0 20.7 248.5 0 1972/73 0.0 6.5 0.0 0.0 9.0 52.0 0.0 0.0 0.0 9.0 0.0 0.0 6.4 76.5 0 1973/74 2.0 0.0 13.5 123.5 75.5 128.0 44.5 0.0 0.0 0.0 0.0 0.0 32.3 387.0 0 1974/75 0.0 63.5 8.5 16.0 15.0 54.9 10.5 0.0 0.0 0.0 0.0 0.0 14.0 168.4 0 1975/76 0.0 0.0 3.0 198.7 138.6 137.6 45.2 0.0 0.0 0.0 0.0 0.0 43.6 523.1 0 1976/77 16.8 0.0 9.0 5.0 157.0 6.8 23.7 0.0 0.0 0.0 0.0 0.0 18.2 218.3 0 1977/78 0.0 0.0 0.0 33.1 42.1 81.5 13.9 0.0 0.0 0.0 0.0 0.4 14.2 171.0 0 1978/79 0.0 9.6 0.0 90.2 41.4 0.0 44.0 0.0 14.2 0.0 0.0 21.9 18.4 221.3 0 1979/80 6.0 0.0 18.9 10.6 22.5 45.7 12.1 0.0 0.0 0.0 11.0 0.0 10.6 126.8 0 1980/81 8.0 19.0 0.0 0.0 8.7 0.0 0.0 0.0 0.2 0.0 0.0 0.0 3.0 35.9 0 1981/82 0.0 0.0 0.0 35.0 42.5 10.0 8.0 0.0 10.8 2.6 2.0 5.0 9.7 115.9 0 10473 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 28/07/2010 Site 0527017 Duwisib Site 0527017.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 1982/83 1.0 1.5 10.0 52.0 0.0 7.0 18.0 0.0 6.0 0.0 [ ] 4.0 [9.0] [99.5] 31 1983/84 3.0 6.0 1.5 0.0 2.0 56.5 4.5 0.5 0.0 0.5 0.0 0.0 6.2 74.5 0 1984/85 0.5 2.0 0.0 11.2 21.0 49.0 10.0 0.0 0.0 0.0 0.0 0.0 7.8 93.7 0 1985/86 5.0 21.5 5.0 4.5 7.0 58.0 16.5 0.0 8.0 0.0 0.0 0.0 10.5 125.5 0 1986/87 54.5 2.0 0.0 0.0 45.5 12.0 64.0 0.0 0.0 13.0 0.0 0.0 15.9 191.0 0 1987/88 2.0 0.0 0.0 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [0.7] [2.0] 274 10473 Tot Mean 5.4 10.8 7.7 30.0 43.7 41.3 14.7 3.4 2.2 1.0 1.0 2.7 [13.7] [151.2] Mean Med. 0.0 1.8 1.8 12.5 22.6 33.0 6.8 0.0 0.0 0.0 0.0 0.0 Med. Max 54.5 77.5 66.5 198.7 262.1 137.6 64.0 59.5 19.0 18.0 11.0 30.0 [49.1] [589.4] Max Min 0.0 0.0 0.0 0.0 0.0 0.0 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 47 48 50 49 49 47 46 46 46 47 46 47 52 52 Cnt ------------------ Notes ------------------- All recorded data is continuous and reliable except where the following tags are used... [ ] Data Not Recorded