Department of Water Affairs, Namibia HYMONTH V86 Output 29/07/2010 Site 0740224 Aris Site 0740224.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 3.5 34.0 8.8 84.2 61.3 138.3 15.0 0.0 0.0 0.0 8.5 0.0 29.5 353.6 0 1914/15 29.6 1.4 13.6 90.4 131.2 7.7 0.0 0.0 0.0 0.0 0.0 0.0 22.8 273.9 0 1915/16 0.0 0.0 47.3 3.3 86.2 184.2 0.0 0.0 0.0 0.0 0.0 0.0 26.7 321.0 0 1916/17 19.6 58.8 108.0 165.6 193.6 137.0 0.0 0.0 0.0 0.0 0.0 0.0 56.9 682.6 0 1917/18 0.0 1.8 3.0 23.9 118.7 238.7 7.2 4.0 0.0 0.0 0.0 0.0 33.1 397.3 0 1918/19 33.7 38.9 72.2 59.4 10.0 86.8 0.0 0.0 0.0 [ ] [ ] 42.8 [34.4] [343.8] 62 1919/20 40.4 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [40.4] [40.4] 335 1920/21 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 0.0 [0.0] [0.0] 335 1921/22 6.3 7.1 15.0 42.4 63.9 30.1 0.0 1.0 0.0 0.0 0.0 0.0 13.8 165.8 0 1922/23 1.0 18.4 30.4 45.6 272.5 349.9 42.9 19.8 0.0 0.0 0.0 0.0 65.0 780.5 0 1923/24 7.6 8.9 18.5 31.2 60.0 111.7 3.5 0.0 0.0 0.0 0.0 0.0 20.1 241.4 0 1924/25 16.8 21.4 15.5 [ ] 111.8 237.5 130.4 34.6 0.0 22.3 0.0 0.0 [53.7] [590.3] 31 1925/26 2.5 87.1 16.3 64.9 15.9 32.1 73.7 2.8 21.1 0.0 0.0 17.7 27.8 334.1 0 1926/27 0.0 5.9 99.9 26.3 11.3 53.5 63.1 [ ] [ ] [ ] 0.0 0.0 [28.9] [260.0] 92 1927/28 11.7 14.4 42.3 110.5 51.3 58.4 [ ] [ ] [ ] [ ] [ ] [ ] [48.1] [288.6] 183 1928/29 0.0 0.0 0.0 32.5 54.9 88.1 0.0 0.0 0.0 0.0 0.0 2.5 14.8 178.0 0 1929/30 26.0 1.5 7.0 37.7 44.4 11.7 37.4 0.0 0.0 0.0 0.0 0.0 13.8 165.7 0 1930/31 10.2 10.0 30.0 101.0 60.5 102.9 0.0 0.0 0.0 0.0 0.0 2.5 26.4 317.1 0 1931/32 1.5 31.1 33.0 23.4 6.7 78.0 1.0 0.0 0.0 0.0 0.0 0.0 14.6 174.7 0 1932/33 57.8 7.2 50.2 31.6 19.8 34.9 3.5 0.0 0.0 2.0 0.0 0.0 17.3 207.0 0 1933/34 4.5 42.0 115.5 258.6 148.6 254.0 59.7 1.0 0.0 0.0 0.0 0.0 73.7 883.9 0 1934/35 2.2 44.3 60.2 80.4 63.4 33.2 38.9 0.0 0.0 0.0 0.0 6.2 27.4 328.8 0 1935/36 2.9 8.7 64.6 101.7 28.8 26.9 12.3 51.1 0.0 0.0 0.0 0.0 24.8 297.0 0 1936/37 0.0 35.9 25.7 147.0 103.7 51.7 14.2 0.0 0.0 0.0 0.0 0.0 31.5 378.2 0 1937/38 0.1 30.0 42.6 164.2 31.1 36.1 55.0 58.8 0.0 0.0 0.0 1.0 34.9 418.9 0 1938/39 0.0 84.8 36.4 22.7 87.6 160.9 16.3 12.1 1.1 0.0 0.1 0.0 35.2 422.0 0 1939/40 35.7 16.0 14.8 159.0 52.0 82.4 20.1 0.0 9.7 0.0 0.0 3.8 32.8 393.5 0 1940/41 5.9 10.4 64.6 61.8 76.3 36.0 0.0 0.0 0.0 0.0 0.0 0.0 21.3 255.0 0 1941/42 48.8 0.0 0.0 37.4 239.7 171.8 56.2 0.0 0.0 0.0 0.0 0.0 46.2 553.9 0 1942/43 11.9 6.6 89.7 5.6 8.1 [ ] [ ] [ ] [ ] [ ] [ ] 7.1 [21.5] [129.0] 184 1943/44 3.6 12.7 230.0 130.3 29.4 16.0 0.0 0.0 0.0 0.0 0.0 0.0 35.2 422.0 0 1944/45 4.3 18.5 6.6 25.9 44.2 9.1 4.6 2.5 0.0 0.0 0.0 0.0 9.6 115.7 0 1945/46 0.0 38.4 66.9 6.6 14.5 9.3 29.7 0.0 0.0 0.0 0.0 2.3 14.0 167.7 0 1946/47 0.0 10.9 54.9 87.7 54.6A 165.1 48.0 0.0 2.5 0.0 0.0 0.0 35.3A 423.7A 0 1709 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 0740224 Aris Site 0740224.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 22.2 100.0 43.3 6.4 13.2 0.0 0.0 10.4 0.0 0.0 16.3 195.5 0 1948/49 6.3 41.9 35.5 55.6 23.1 108.8 79.8 0.0 0.0 0.0 0.0 0.0 29.3 351.0 0 1949/50 0.0 46.2 0.0 101.6 148.7 184.1 191.8 0.0 0.0 0.0 0.0 0.0 56.0 672.4 0 1950/51 0.0 57.9A 85.0 37.3 32.9 24.4 46.7 0.0 0.0 0.0 0.0 0.0 23.7A 284.2A 0 1951/52 12.7 40.1 47.6 16.0 176.7 4.8 17.3 0.0 0.0 0.0 0.0 2.5 26.5 317.7 0 1952/53 31.1 32.0 12.1 50.5 132.5 119.7A 24.1 22.4 0.0 0.0 0.0 0.0 35.4A 424.4A 0 1953/54 23.8 13.0 49.3 61.0 56.0 242.5 55.7 0.0 0.0 0.0 0.0 7.9 42.4 509.2 0 1954/55 34.5 17.5 29.5 46.5 44.5 76.0 52.8 0.0 0.0 0.0 0.0 0.0 25.1 301.3 0 1955/56 11.5 30.5 34.0 67.0 157.1 108.6 0.0 0.0 0.0 12.1 0.0 1.0 35.2 421.8 0 1956/57 7.0 17.5 7.5 67.0 127.0 127.5 0.0 0.0 0.0 0.0 0.0 5.5 29.9 359.0 0 1957/58 11.0 134.0 23.0 113.6 58.0 75.5 6.0 3.0 0.0 0.0 0.0 0.0 35.3 424.1 0 1958/59 0.0 14.5 26.5 50.2 67.9 24.3 18.7 0.0 0.0 0.0 0.6 0.0 16.9 202.7 0 1959/60 0.4 40.3 8.0 45.7 137.3 45.6 12.0 17.1 0.0 0.0 0.0 1.0 25.6 307.4 0 1960/61 6.7 34.4 0.0 52.1 15.5 63.6 54.8 6.8 20.0 0.0 0.0 0.0 21.2 253.9 0 1961/62 0.0 70.0 7.7 20.7 103.7A 0.0 38.5 0.0 0.0 0.0 [ ] 0.0 [21.9] [240.6] 31 1962/63 36.5 33.5 2.4 239.5A 47.0 61.0 113.0 22.0A 0.0 0.0 0.0 0.0 46.2A 554.9A 0 1963/64 1.5 9.3 3.5 11.5 55.5 65.5 11.5 0.7 0.0 0.0 0.0 0.0 13.2 159.0 0 1964/65 5.0 11.5 18.5 22.3 30.5 59.5 35.5 0.0 0.0 0.0 0.0 0.0 15.2 182.8 0 1965/66 0.0 28.5 4.5 115.5 24.7 33.0 [ ] [ ] [ ] [ ] [ ] [ ] [34.4] [206.2] 183 1709 Tot Mean 11.1 27.1A 37.3 70.7A 75.3A 89.3A 31.3 5.5A 1.2 1.0 0.2 2.0 [29.3] [327.3] Mean Med. 4.7 18.4A 26.5 53.8A 56.0A 64.6A 16.8 0.0A 0.0 0.0 0.0 0.0 Med. Max 57.8 134.0A 230.0 258.6A 272.5A 349.9A 191.8 58.8A 21.1 22.3 8.5 42.8 [73.7] [883.9] Max Min 0.0 0.0A 0.0 3.3A 6.7A 0.0A 0.0 0.0A 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 52 51 51 50 51 50 48 47 47 47 47 51 54 54 Cnt ------------------ Notes ------------------- All recorded data is continuous and reliable except where the following tags are used... A ... Accumulated Data [ ] Data Not Recorded