Department of Water Affairs, Namibia HYMONTH V86 Output 29/07/2010 Site 0697139A Rehoboth Dorp Site 0697139A.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 1882/83 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 0.0 0.0 3.3A [1.1] [3.3] 273 1883/84 19.8A 10.7A 0.5A 13.7A 13.5A 14.5A 36.8A 5.6A 0.0 0.0 0.0 0.0 9.6A 115.1A 0 1884/85 0.8A 0.0 19.3A 50.8A 110.7A 137.7A 29.5A 0.0 0.0 0.0 0.0 0.3A 29.1A 349.1A 0 1885/86 4.8A 0.0 0.0 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [1.6] [4.8] 273 1886/87 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1887/88 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 0.0 0.0 3.6A [1.2] [3.6] 274 1888/89 0.0 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [0.0] [0.0] 334 1889/90 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1890/91 [ ] [ ] [ ] 45.2A 17.8A 70.4A 29.0A 0.0 0.0 0.3A 0.0 0.8A [18.2] [163.5] 92 1891/92 14.2A 86.1A 11.2A 185.9A 31.0A 93.0A 78.5A 1.0A 0.0 0.0 0.0 0.0 41.7A 500.9A 0 1892/93 21.8A 18.3A 35.8A 248.2A 207.8A 60.7A 4.1A 0.0 2.5A 0.0 58.9A 0.0 54.8A 658.1A 0 1893/94 0.5A 10.9A 42.4A 22.6A 103.4A 126.7A 0.8A 3.8A 0.0 0.0 0.0 0.0 25.9A 311.1A 0 1894/95 14.5A 6.1A 22.6A 29.5A 29.7A 102.9A 26.2A 7.6A 0.0 0.0 0.0 0.0 19.9A 239.1A 0 1895/96 0.0 15.5A 16.5A 0.8A 26.2A 47.2A 0.0 0.0 9.7A 0.0 0.0 0.0 9.7A 115.9A 0 1896/97 8.6A 8.1A 87.4A 37.6A 47.0A 48.5A 71.1A 1.3A 0.0 0.0 0.0 0.0 25.8A 309.6A 0 1897/98 0.8A 6.9A 0.0 139.7A 95.5A 12.7A 38.4A 0.5A 0.0 0.0 0.0 0.0 24.5A 294.5A 0 1898/99 0.0 18.3A 13.5A 57.4A 67.1A 96.5A 55.4A 39.6A 0.0 0.0 0.0 0.0 29.0A 347.8A 0 1899/ 0 17.0A 20.8A 17.3A 49.3A 14.2A 38.6A 32.0A 4.6A 0.0 1.0A 0.0 0.0 16.2A 194.8A 0 1900/ 1 0.0 0.5A 46.0A 21.3A 40.9A 7.6A 49.8A 0.3A 0.0 0.0 0.0 0.0 13.9A 166.4A 0 1901/ 2 13.7A 34.0A 38.9A 4.6A 13.0A 5.8A 12.7A 0.0 0.0 0.0 0.0 0.0 10.2A 122.7A 0 1902/ 3 0.0 0.0 14.5A 1.8A 80.0A 14.7A 0.0 0.0 0.0 0.5A 0.0 0.0 9.3A 111.5A 0 1903/ 4 0.0 0.0 56.9A 228.1A 1.0A 40.6A 43.2A 27.7A 0.0 0.0 0.0 0.0 33.1A 397.5A 0 1904/ 5 1.5A 2.5A 19.8A 22.1A 116.6A 14.7A 4.3A 0.0 0.0 0.0 0.0 0.0 15.1A 181.5A 0 1905/ 6 14.5A 6.4A 10.2A 149.9A 29.2A 2.0A 0.0 0.0 0.8A 0.0 0.0 0.0 17.7A 213.0A 0 1906/ 7 0.3A 2.0A 5.8A 49.5A 42.4A 77.7A 29.7A 0.3A 1.5A 0.0 0.0 43.9A 21.1A 253.1A 0 1907/ 8 [ ] 0.0 42.4A 3.6A 69.1A [ ] [ ] [ ] [ ] 0.0 0.0 0.0 [16.4] [115.1] 153 1908/ 9 0.0 0.0 42.9A 109.0A 74.2A 96.0A 21.6A 0.0 0.0 0.0 0.0 0.5A 28.7A 344.2A 0 1909/10 0.0 9.1A 55.6A 42.9A 95.0A 26.2A 19.3A 0.0 8.6A 2.3A 0.0 0.0 21.6A 259.0A 0 1910/11 0.0 8.4A 4.6A 19.1A 57.4A 3.0A 10.9A 0.0 0.0 0.0 0.0 0.0 8.6A 103.4A 0 1911/12 8.1A 24.4A 7.9A 115.6A 92.2A 9.7A 3.3A 0.0 0.0 0.0 0.0 0.0 21.8A 261.2A 0 1912/13 0.0 0.0 8.4A 1.0A [ ] 19.1A 32.5A 0.0 0.8A 0.0 0.0 2.0 [5.8] [63.8] 28 1913/14 5.1 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [5.1] [5.1] 334 1914/15 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1915/16 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 0.0 0.0 0.0 [0.0] [0.0] 274 1916/17 17.5 21.2 34.4 78.3 107.6 63.3 31.3 0.0 0.8 0.0 0.0 0.5 29.6 354.9 0 8306 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 0697139A Rehoboth Dorp Site 0697139A.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 1917/18 0.0 0.0 37.1 95.2 105.8 200.1 2.8 4.5 0.0 0.0 0.0 0.3 37.2 445.8 0 1918/19 53.9 25.5 37.6 29.0 0.0 62.9 1.0 0.0 0.0 0.0 0.0 58.7 22.4 268.6 0 1919/20 42.1 10.1 0.0 [ ] 111.2 22.6 35.9 [ ] [ ] [ ] [ ] [ ] [37.0] [221.9] 184 1920/21 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1921/22 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1922/23 [ ] [ ] [ ] 7.1 144.1 279.7 82.4 0.0 0.0 0.0 0.0 0.0 [57.0] [513.3] 92 1923/24 [ ] [ ] [ ] 8.1 10.2 23.8 1.3 0.0 0.0 0.0 0.0 0.0 [4.8] [43.4] 92 1924/25 0.3 7.1 0.0 28.7 42.8 85.6 45.9 11.7 0.0 5.1 0.0 0.0 18.9 227.2 0 1925/26 0.0 0.0 0.0 26.0 3.1 37.1 6.2 27.9 21.1 0.0 0.0 15.5 11.4 136.9 0 1926/27 0.0 0.0 60.9 28.7 16.9 32.7 46.5 0.0 0.0 0.0 0.0 0.0 15.5 185.7 0 1927/28 2.5 10.3 41.0 83.4 16.5 68.8 6.6 0.0 0.0 0.0 0.0 0.0 19.1 229.1 0 1928/29 0.0 0.3 0.5 18.5 8.7 44.3 0.0 0.5 1.1 0.0 0.0 0.3 6.2 74.2 0 1929/30 40.2 0.0 0.0 10.7 11.0 1.9 1.0 0.0 0.0 0.0 0.0 0.0 5.4 64.8 0 1930/31 9.1 0.3 1.5 78.2 40.0 17.3 0.0 0.0 0.0 0.0 0.0 0.0 12.2 146.4 0 1931/32 0.0 3.3 [ ] 0.0 8.1 39.4 0.0 2.8 0.0 0.0 0.0 0.0 [4.9] [53.6] 31 1932/33 76.9 7.3 16.0 6.1 8.1 17.5 0.0 0.0 0.0 [ ] [ ] [ ] [14.7] [131.9] 92 1933/34 [ ] [ ] 77.9 249.8 153.7A 234.9 0.0 0.0 0.0 0.0 0.0 0.0 [71.6] [716.3] 61 1934/35 0.5 0.0 48.5 73.6 75.4 24.6 [ ] [ ] 0.0 0.0 0.0 11.7 [23.4] [234.3] 61 1935/36 0.0 4.0 3.1 64.5 7.9 58.4 3.6 22.1 1.1 0.0 0.0 0.0 13.7 164.7 0 1936/37 0.0 11.7 17.0 112.5 99.8 18.4 0.0 0.0 0.0 0.0 0.0 0.0 21.6 259.4 0 1937/38 0.0 26.2 28.2 57.0 4.1 0.0 53.1 0.0 0.0 0.0 0.0 0.0 14.0 168.6 0 1938/39 0.0 87.1 3.3 2.3 22.4 94.5 22.9 7.1 0.0 0.0 0.0 0.0 20.0 239.6 0 1939/40 18.2 7.9 12.0 28.6 15.0 30.0 [ ] 0.0 10.9 0.0 0.0 7.6 [11.8] [130.2] 30 1940/41 0.0 2.0 29.2 52.1 43.2 8.9 0.0 0.0 0.0 0.0 0.0 0.0 11.3 135.4 0 1941/42 27.4 0.0 0.0 0.0 176.3 0.0 18.5 0.0 0.0 0.0 0.0 0.0 18.5 222.2 0 1942/43 5.1 7.3 43.1 5.6 34.2 28.2 18.0 0.0 0.0 0.0 2.5 3.0 12.3 147.0 0 1943/44 0.0 9.4 87.0 110.7 10.7 0.0 0.0 0.0 0.0 0.0 [ ] 0.0 [19.8] [217.8] 31 1944/45 0.0 0.0 0.0 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [0.0] [0.0] 273 1945/46 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1946/47 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1947/48 [ ] [ ] [ ] [ ] 1.3 12.5 19.6 0.0 0.0 7.9 0.0 0.0 [5.2] [41.3] 123 1948/49 6.2 34.6 3.8 27.3 23.6 107.2 37.6 0.0 0.0 0.0 0.0 0.0 20.0 240.3 0 1949/50 13.2 3.3 13.7 37.8 166.1 127.8 45.2 21.1 0.0 0.0 0.0 0.0 35.7 428.2 0 1950/51 0.0 7.6 81.7 4.3 100.7 8.4 36.8 0.0 0.0 0.0 0.0 0.0 20.0 239.5 0 1951/52 4.6 43.0 17.6 2.0 156.8A 2.8 25.2 0.0 7.1 0.0 0.0 0.0 21.6A 259.1A 0 8306 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 0697139A Rehoboth Dorp Site 0697139A.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 1952/53 25.2 31.3A 0.0 38.6 83.6 73.5 39.4 0.0 0.0 0.0 0.0 0.0 24.3A 291.6A 0 1953/54 31.6 0.0 77.1 63.4 78.9 296.9 22.0 5.2 0.2 0.0 0.0 3.6 48.2 578.9 0 1954/55 15.7 12.8 19.5 109.7 92.1 30.1 44.1 13.3 10.5 0.0 0.0 0.0 29.0 347.8 0 1955/56 8.5 27.4 34.7 162.0 183.5 184.0 3.6 0.0 0.0 7.3 0.0 0.0 50.9 611.0 0 1956/57 6.1 7.9 18.1 81.5 56.7 89.9 12.9 1.1 0.0 1.3 0.0 1.1 23.1 276.6 0 1957/58 17.6 89.9 104.1 160.3 85.6 20.9 0.0 3.2 0.0 0.0 0.0 0.0 40.1 481.6 0 1958/59 0.0 0.0 2.5 6.5 56.5 57.5 8.0 0.0 0.0 0.0 0.0 0.0 10.9 131.0 0 1959/60 1.0 30.8 0.0 18.0 72.3 16.5 6.5 7.5 0.0 0.0 0.0 0.0 12.7 152.6 0 1960/61 0.0 5.5 5.0 7.7 100.3 24.5 [ ] 13.0 15.5 0.0 0.0 0.0 [15.6] [171.5] 30 1961/62 0.0 7.8 13.0 55.0 75.5 0.0 7.0 0.0 0.0 0.0 1.0 0.0 13.3 159.3 0 1962/63 23.0 30.0 8.0 207.0 7.0 49.0 17.0 21.5 0.0 0.0 0.0 0.0 30.2 362.5 0 1963/64 0.0 52.2 15.8 7.8 10.6 26.4 5.5 0.0 0.0 0.0 0.0 0.0 9.9 118.3 0 1964/65 0.0 9.5 0.0 39.0 44.0 56.0 86.0 0.0 0.0 0.0 0.0 9.0 20.3 243.5 0 1965/66 4.0 0.0 0.0 73.0 49.5 86.0 50.0 0.0 0.0 0.0 0.0 23.0 23.8 285.5 0 1966/67 2.0 0.0 37.0 47.7 91.5 22.0 37.5 15.5 0.0 0.0 0.0 0.0 21.1 253.2 0 1967/68 0.0 25.5 9.0 9.6 17.0 24.0 0.0 22.3 0.0 0.0 0.0 0.0 8.9 107.4 0 1968/69 0.0 45.5 21.5 11.0 59.0 7.0 [ ] [ ] [ ] [ ] [ ] [ ] [24.0] [144.0] 183 1969/70 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1970/71 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1971/72 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 366 1972/73 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1973/74 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 0.0 3.0 [1.5] [3.0] 304 1974/75 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 0.0 0.0 0.0 [0.0] [0.0] 273 1975/76 0.0 1.5 6.5 158.7 124.5 234.9 29.0 0.0 2.0 0.0 10.0 0.0 47.3 567.1 0 1976/77 2.0 0.0 0.0 48.8 177.0 116.5 40.0 0.0 0.0 0.0 0.0 0.0 32.0 384.3 0 1977/78 0.0 4.0 0.0 106.5 88.0 39.5 12.5 0.0 [ ] [ ] 0.0 0.0 [25.1] [250.5] 61 1978/79 0.0 63.2 5.0 87.2 204.2 0.0 9.5 14.0 0.0 0.0 0.0 26.5 34.1 409.6 0 1979/80 7.3 19.0 9.5 24.5 54.0 77.0 0.0 0.0 0.0 0.0 1.5 1.5 16.2 194.3 0 1980/81 2.5 7.5 37.0 1.1 6.5 34.0 1.6 0.0 0.0 0.0 0.0 0.0 7.5 90.2 0 1981/82 0.0 0.0 1.0 14.8 35.0 10.4 10.0 0.0 0.0 0.0 0.0 1.0 6.0 72.2 0 1982/83 7.3 0.0 14.8 58.0 7.0 6.2 0.0 0.0 3.4 0.0 0.0 0.0 8.1 96.7 0 1983/84 20.0 52.0 80.2 0.8 47.4 35.3 23.7 11.1 0.0 0.0 0.0 0.0 22.5 270.5 0 1984/85 1.5 7.4 0.5 81.7 71.0 55.7 30.5 0.0 0.0 0.0 0.0 0.0 20.7 248.3 0 1985/86 6.9 29.0 33.4 101.9 17.0 69.5 33.0 0.0 0.0 0.0 0.0 0.0 24.2 290.7 0 1986/87 42.8 0.0 0.3 0.0 99.5 0.8 25.4 14.0 0.0 0.0 0.0 0.0 15.2 182.8 0 8306 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 0697139A Rehoboth Dorp Site 0697139A.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 1987/88 0.0 10.2 0.0 85.5 60.0 33.0 57.0 9.5 0.0 0.0 0.0 0.0 21.3 255.2 0 1988/89 0.0 0.0 27.7 101.0 103.0 10.0 31.5 7.0 0.0 0.0 0.0 0.0 23.4 280.2 0 1989/90 0.0 0.0 0.0 37.0 20.5 70.1 25.1 0.0 0.0 0.0 0.1 0.0 12.7 152.8 0 1990/91 0.0 0.0 3.5 78.0 31.4 64.0 0.0 0.0 0.0 0.0 0.0 15.5 16.0 192.4 0 1991/92 0.0 79.0 19.6 17.0 25.0 11.5 0.0 0.0 0.0 0.0 0.0 2.0 12.8 154.1 0 1992/93 0.0 0.0 8.7 43.2 66.3 83.2 21.9 0.0 0.0 0.0 0.0 0.0 18.6 223.3 0 1993/94 4.7 21.6 9.0 128.1 78.5 0.0 3.0 0.0 0.9 0.0 0.0 0.0 20.5 245.8 0 1994/95 0.4 8.0 14.7 0.0 33.7 33.0 0.0 13.0 0.0 0.0 0.0 0.0 8.6 102.8 0 1995/96 0.0 14.2 3.9 42.2 10.0 10.8 0.0 0.0 0.0 5.0 0.0 0.0 7.2 86.1 0 1996/97 0.0 17.5 23.0 109.0 39.5 26.3 13.5 0.0 0.0 0.0 0.0 7.2 19.7 236.0 0 1997/98 8.8 2.5 0.0 24.5 16.6 8.5 0.0 0.0 0.0 0.0 7.6 9.9 6.5 78.4 0 1998/99 13.0 11.5 12.5 29.0 11.2 55.8 7.0 12.1 7.5 0.0 0.0 0.0 13.3 159.6 0 1999/ 0 0.4 5.5 37.5 60.7 208.6 87.6 17.3 0.0 [ ] [ ] 0.0 0.0 [41.8] [417.6] 61 2000/ 1 9.2 0.0 0.0 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [3.1] [9.2] 273 8306 Tot Mean 7.5A 14.0A 21.1A 57.4A 61.8A 53.2A 20.4A 4.0A 1.1A 0.3A 0.8A 2.6A [19.1] [217.8] Mean Med. 0.8A 7.4A 13.6A 40.6A 47.4A 33.0A 17.0A 0.0A 0.0A 0.0A 0.0A 0.0A Med. Max 76.9A 89.9A 104.1A 249.8A 208.6A 296.9A 86.0A 39.6A 21.1A 7.9A 58.9A 58.7A [71.6] [716.3] Max Min 0.0A 0.0A 0.0A 0.0A 0.0A 0.0A 0.0A 0.0A 0.0A 0.0A 0.0A 0.0A [0.0] [0.0] Min OK 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% OK Cnt 97 96 96 96 97 97 93 94 93 97 99 100 108 108 Cnt ------------------ Notes ------------------- All recorded data is continuous and reliable except where the following tags are used... A ... Accumulated Data [ ] Data Not Recorded