Department of Water Affairs, Namibia HYMONTH V86 Output 28/07/2010 Site 0567738 Voigtsgrund Site 0567738.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 1.1 [0.4] [1.1] 273 1913/14 0.4 24.7 12.6 31.8 20.8 39.1 0.0 0.2 0.0 0.0 0.3 0.0 10.8 129.9 0 1914/15 10.8 0.0 18.7 30.4 121.0 1.7 4.9 0.0 16.8 0.0 0.0 0.0 17.0 204.3 0 1915/16 0.0 0.0 34.9 3.8 24.4 18.1 5.3 0.0 0.0 0.0 0.0 0.0 7.2 86.5 0 1916/17 9.6 16.5 59.4 72.3 110.1 39.3 35.7 0.0 0.5 0.0 0.0 0.0 28.6 343.4 0 1917/18 0.0 0.0 18.4 2.1 107.0 132.1 4.1 4.6 0.0 0.0 0.0 0.0 22.4 268.3 0 1918/19 13.9 0.7 5.0 2.8 8.4 47.0 0.4 0.0 0.0 0.0 8.5 41.2 10.7 127.9 0 1919/20 12.1 12.1 5.7 0.0 11.8 0.0 [ ] [ ] [ ] 0.0 2.1 0.0 [4.9] [43.8] 91 1920/21 0.0 22.6 9.2 2.0 99.9 54.8 27.7 32.1 0.0 0.0 0.0 0.0 20.7 248.3 0 1921/22 0.0 8.3 9.6 0.8 27.8 0.0 0.0 21.0 0.0 0.0 0.0 0.0 5.6 67.5 0 1922/23 2.6 0.0 0.8 90.8 370.5 161.2 20.5 2.3 0.0 0.0 0.0 0.0 54.1 648.7 0 1923/24 19.2 8.5 0.1 8.0 83.3 131.3 34.8 0.0 0.0 0.0 0.0 0.0 23.8 285.2 0 1924/25 1.6 6.3 5.9 63.2 237.3 176.4 6.5 16.9 0.0 9.6 0.0 0.1 43.6 523.8 0 1925/26 0.8 0.0 56.9 31.5 0.0 30.3 58.5 3.7 40.9 0.0 0.0 9.1 19.3 231.7 0 1926/27 0.0 0.0 77.8 48.0 8.7 10.9 31.2 0.0 0.0 0.0 0.0 0.0 14.7 176.6 0 1927/28 42.8 21.3 70.4 27.7 34.6 160.9 29.8 0.0 0.0 0.0 0.0 1.0 32.4 388.5 0 1928/29 0.0 2.2 2.5 4.0 6.7 36.1 0.0 3.1 4.2 0.0 1.0 1.2 5.1 61.0 0 1929/30 1.2 0.0 9.3 2.2 18.0 35.7 4.0 0.0 0.0 0.0 0.0 0.0 5.9 70.4 0 1930/31 7.8 19.7 4.6 25.8 52.3 32.0 0.0 0.0 0.0 0.0 0.0 0.0 11.8 142.2 0 1931/32 0.5 18.1 0.4 5.1 23.4 21.6 3.6 5.3 0.0 0.0 0.0 0.0 6.5 78.0 0 1932/33 39.3 3.9 0.5 20.9 31.2 16.8 0.0 0.0 0.0 0.0 0.0 0.0 9.4 112.6 0 1933/34 0.0 9.9 54.4 110.5 79.2 168.2 19.6 0.0 0.0 0.0 0.0 0.0 36.8 441.8 0 1934/35 0.5 2.6 12.9 103.1 27.5 72.0 11.5 3.3 0.0 0.0 0.0 0.0 19.5 233.4 0 1935/36 0.2 0.0 2.3 16.5 4.1 150.5 1.3 18.8 0.0 0.0 0.0 0.0 16.1 193.7 0 1936/37 0.0 3.1 21.3 165.3 65.2 10.0 0.0 0.0 0.0 0.0 0.0 0.0 22.1 264.9 0 1937/38 0.0 5.4 2.1 52.6 0.0 9.9 50.2 28.8 0.0 0.0 0.0 0.0 12.4 149.0 0 1938/39 0.0 50.8 10.5 16.7 69.9 67.5 15.9 0.0 2.4 15.7 2.5 0.0 21.0 251.9 0 1939/40 13.0 8.4 0.1 46.2 81.0 8.9 0.0 0.0 21.6 0.0 0.0 16.3 16.3 195.5 0 1940/41 0.0 13.2 13.2 5.8 94.0 5.9 0.0 0.0 0.0 0.0 0.0 0.0 11.0 132.1 0 1941/42 23.3 0.0 0.0 4.6 99.6 10.6 41.7 9.6 0.0 0.0 0.0 3.3 16.1 192.7 0 1942/43 15.2 0.0 77.4 1.0 25.9 12.7 51.1 0.0 0.0 0.0 9.4 7.9 16.7 200.6 0 1943/44 0.0 5.0 67.2 81.1 0.5 12.4 0.0 1.5 0.3 0.0 0.0 0.0 14.0 168.0 0 1944/45 4.1 0.5 4.1 23.0 12.0 18.0 3.3 0.0 0.0 0.0 0.0 0.0 5.4 65.0 0 1945/46 0.0 7.4 84.4 3.6 23.7 15.0 24.4 0.3 0.0 0.0 0.0 0.0 13.2 158.8 0 1946/47 0.0 11.4 17.7 41.4 16.8 36.4 15.3 2.3 6.1 0.0 0.0 3.3 12.6 150.7 0 1129 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 0567738 Voigtsgrund Site 0567738.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 0.0 0.0 20.8 34.5 41.5 14.3 19.6 0.0 0.0 3.8 0.0 0.0 11.2 134.5 0 1948/49 11.2 11.2 2.5 0.8 16.1 50.5 11.0 0.0 4.3 0.0 0.0 0.0 9.0 107.6 0 1949/50 1.8 5.4 11.7 26.0 149.6 115.3 37.5 16.8 0.0 0.0 0.0 0.0 30.3 364.1 0 1950/51 0.0 4.3 11.4 1.8 45.1 0.0 7.6 5.3 0.0 0.0 0.0 0.0 6.3 75.5 0 1951/52 0.0 28.2 0.0 5.3 84.7 0.0 4.1 0.0 0.0 0.0 0.0 0.0 10.2 122.3 0 1952/53 7.6 24.4 1.8 1.6 63.0 17.6 81.0 0.0 0.0 0.0 0.0 0.0 16.4 197.0 0 1953/54 9.9 0.0 29.1 22.7 44.0 148.5 5.1 0.0 0.0 0.0 0.0 0.0 21.6 259.3 0 1954/55 0.4 23.4 0.0 26.0 25.0 20.4 2.5 1.3 7.2 0.0 0.0 0.0 8.9 106.2 0 1955/56 2.2 23.0 9.8 28.7 73.4 137.5 14.0 0.3 0.0 1.0 0.0 0.0 24.2 289.9 0 1956/57 0.3 0.8 5.0 69.0 70.2 46.6 22.4 1.6 0.0 0.0 0.0 0.0 18.0 215.9 0 1957/58 0.0 65.0 44.6 14.5 25.7 59.1 1.4 0.0 0.0 0.0 0.0 0.0 17.5 210.3 0 1958/59 0.0 0.0 8.6 17.7 33.8 6.0 0.7 0.0 4.5 0.0 0.0 0.0 5.9 71.3 0 1959/60 0.0 11.0 0.0 22.0 51.5 46.5 2.5 8.4 0.0 0.0 0.0 0.3 11.8 142.2 0 1960/61 0.0 10.6 1.0 2.0 35.2 47.7 25.3 4.7 9.5 0.0 0.0 0.0 11.3 136.0 0 1961/62 0.0 15.2 3.6 0.4 72.0 0.0 2.5 0.0 0.0 0.0 0.0 0.0 7.8 93.7 0 1962/63 18.0 30.8 14.9 112.2 7.1 53.2 76.5 13.8 0.0 4.0 0.0 0.0 27.5 330.5 0 1963/64 3.0 18.1 5.6 0.0 10.0 15.9 0.0 2.5 0.0 0.0 0.0 0.0 4.6 55.1 0 1964/65 4.5 11.1 [ ] 28.3 22.3 35.7 26.2 0.0 0.0 0.0 0.0 0.0 [11.6] [128.1] 31 1965/66 9.0 15.1 0.4 29.9 81.3 48.5 18.9 0.0 8.1 0.0 0.0 4.4 18.0 215.6 0 1966/67 12.7 0.0 5.6 11.8 94.2 32.7 0.0 5.8 0.0 0.0 0.0 0.0 13.6 162.8 0 1967/68 0.0 72.5 3.9 1.6 10.4 99.0 0.0 1.6 6.2 0.0 0.0 0.0 16.3 195.2 0 1968/69 0.0 19.1 19.6 16.8 242.8 117.7 [ ] [ ] [ ] [ ] [ ] [ ] [69.3] [416.0] 183 1969/70 [ ] [ ] [ ] 28.7 39.7 3.7 9.5 0.0 0.0 0.0 0.0 0.0 [9.1] [81.6] 92 1970/71 19.5 0.0 20.5 6.0 46.2 30.6 12.5 0.0 0.0 0.0 0.0 0.0 11.3 135.3 0 1971/72 2.5 0.0 12.6 63.8 0.0 191.0 23.9 0.0 0.0 0.0 0.0 0.0 24.5 293.8 0 1972/73 0.0 19.1 0.0 0.0 28.3 [ ] [ ] 0.0 [ ] [ ] [ ] [ ] [7.9] [47.4] 183 1973/74 [ ] 0.0 1.7 175.0 257.6 76.2 39.0 1.2 0.0 0.0 0.0 0.0 [50.1] [550.7] 31 1974/75 2.0 16.5 [ ] 9.1 9.5 125.6 9.0 3.0 0.0 0.0 0.0 0.0 [15.9] [174.7] 31 1975/76 0.0 0.0 6.0 212.1 117.7 167.5 8.0 7.2 0.0 0.0 0.0 0.0 43.2 518.5 0 1976/77 10.2 0.0 1.0 5.0 170.8 37.1 42.1 0.0 0.0 0.0 0.0 2.0 22.3 268.2 0 1977/78 4.0 0.0 37.0 42.2 122.0 18.0 14.5 0.0 0.0 0.0 0.0 0.0 19.8 237.7 0 1978/79 0.0 15.0 7.5 91.0 88.0 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [40.3] [201.5] 214 1129 Tot Mean 5.3 11.1 16.8 34.1 63.3 54.8 16.4 3.6 2.1 0.5 0.4 1.4 [18.0] [202.6] Mean Med. 0.5 7.4 8.6 21.4 40.6 35.9 9.3 0.0 0.0 0.0 0.0 0.0 Med. Max 42.8 72.5 84.4 212.1 370.5 191.0 81.0 32.1 40.9 15.7 9.4 41.2 [69.3] [648.7] 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 [0.4] [1.1] Min OK 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% OK Cnt 64 65 63 66 66 64 62 63 62 64 64 64 67 67 Cnt ------------------ Notes ------------------- All recorded data is continuous and reliable except where the following tags are used... [ ] Data Not Recorded