Department of Water Affairs, Namibia HYMONTH V86 Output 29/07/2010 Site 0740154 Windhoek Weerkantoor Site 0740154.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 1890/91 [ ] [ ] [ ] [ ] 82.3A 63.0A 36.3A 0.0 0.0 2.0A 0.0 8.1A [24.0] [191.7] 123 1891/92 21.1A 112.5A 6.4A 191.0A 43.7A 120.1A 79.2A 0.0 0.0 0.0 0.0 0.3A 47.9A 574.3A 0 1892/93 24.1A 4.3A 72.9A 308.6A 168.7A 70.1A 20.1A 1.0A 2.8A 0.0 45.2A 0.0 59.8A 717.8A 0 1893/94 5.1A 7.4A 43.2A 17.3A 59.9A 177.8A 0.0 1.0A 0.0 0.0 0.0 0.0 26.0A 311.7A 0 1894/95 21.6A 9.4A 37.3A 54.6A 20.3A 137.9A 42.9A 0.0 0.0 0.0 0.0 4.1A 27.3A 328.1A 0 1895/96 0.5A 29.0A 7.1A 2.0A 26.4A 119.9A 2.5A 0.0 0.0 0.0 0.0 0.0 15.6A 187.4A 0 1896/97 1.5A 21.3A 159.3A 110.0A 41.9A 98.3A 105.7A 4.1A 0.0 0.0 0.0 0.0 45.2A 542.1A 0 1897/98 1.3A 11.4A 40.6A 109.5A 122.4A 58.7A 46.7A 0.0 0.0 0.0 0.0 0.0 32.5A 390.6A 0 1898/99 0.0 35.1A 52.8A 57.4A 73.4A 114.3A 138.7A 42.9A 0.0 29.7A 0.0 0.0 45.4A 544.3A 0 1899/ 0 23.1A 41.1A 27.4A 64.5A 45.7A 36.3A 90.4A 11.2A 0.0 0.0 0.0 0.0 28.3A 339.7A 0 1900/ 1 0.0 1.0A 74.7A 4.8A 85.3A 55.9A 30.2A 1.5A 0.0 0.0 0.0 0.0 21.1A 253.4A 0 1901/ 2 2.0A 25.1A 26.9A 29.0A 73.7A 7.1A 21.1A 0.0 0.0 0.0 0.0 0.0 15.4A 184.9A 0 1902/ 3 0.3A 7.6A 63.5A 32.0A 95.5A 15.2A 25.9A 0.0 0.0 0.0 0.0 2.3A 20.2A 242.3A 0 1903/ 4 0.0 0.5A 82.3A 215.1A 0.0 41.9A 33.0A 12.7A 0.0 0.0 0.0 3.8A 32.4A 389.3A 0 1904/ 5 9.7A 1.8A 7.4A 98.3A 178.1A 65.5A 6.1A 1.5A 0.0 0.0 0.3A 0.0 30.7A 368.7A 0 1905/ 6 26.7A 17.3A 6.9A 181.9A 5.6A 38.9A 2.3A 0.0 0.0 0.0 0.0 0.0 23.3A 279.6A 0 1906/ 7 3.0A 15.5A 15.5A 105.7A 44.7A 100.3A 64.0A 1.5A 2.0A 0.0 0.0 15.7A 30.7A 367.9A 0 1907/ 8 11.4A 0.0 57.9A 34.3A 106.7A 77.2A 0.0 0.0 0.0 0.0 0.0 0.0 24.0A 287.5A 0 1908/ 9 0.0 2.0A 102.9A 149.9A 127.8A 241.0A 93.0A 40.4A 0.0 0.0 0.0 0.0 63.1A 757.0A 0 1909/10 6.9A 33.0A 88.9A 78.5A 76.2A 61.7A 36.1A 0.0 6.6A 0.5A 0.0 0.0 32.4A 388.4A 0 1910/11 2.8A 22.1A 8.9A 18.0A 79.5A 41.7A 14.0A 0.3A 0.0 2.0A 0.5A 0.0 15.8A 189.8A 0 1911/12 12.7A 41.7A 17.0A 211.8A 170.7A 57.9A 9.9A 0.0 4.3A 0.0 0.0 0.0 43.8A 526.0A 0 1912/13 0.3A 13.5A 94.0A 22.3 24.7 32.8 56.5 0.3 0.0 0.0 0.0 0.5 20.4A 244.9A 0 1913/14 4.3 43.3 51.1 113.1 76.1 79.0 30.3 0.0 0.0 0.0 6.1 0.0 33.6 403.3 0 1914/15 8.9 0.0 21.1 49.5 166.4 26.7 53.0 1.3 5.3 0.0 0.0 2.3 27.9 334.5 0 1915/16 0.8 3.8 80.5 20.0 63.6 60.1 12.2 0.0 0.0 0.0 0.0 0.0 20.1 241.0 0 1916/17 12.5 29.2 106.1 138.4 145.1 58.3 37.2 0.0 0.0 0.0 0.0 0.0 43.9 526.8 0 1917/18 0.0 1.5 15.0 54.1 143.1 135.9 9.0 2.6 0.0 0.0 0.0 0.0 30.1 361.2 0 1918/19 42.2 28.0 26.7 34.9 3.2 57.4 6.3 0.0 0.0 0.0 0.0 40.9 20.0 239.6 0 1919/20 30.3 32.6 13.5 16.8 23.9 56.5 71.6 0.8 0.0 0.0 6.8 0.0 21.1 252.8 0 1920/21 0.8 42.9 53.8 19.7 56.9 100.2 14.1 124.1 0.0 0.0 0.0 0.0 34.4 412.5 0 1921/22 4.8 24.3 2.8 62.5 47.6 28.5 0.0 0.0 0.0 0.0 0.0 0.0 14.2 170.5 0 1922/23 18.5 29.4 67.5 30.2 303.0 216.7 66.4 16.0 0.0 0.0 0.0 0.0 62.3 747.7 0 1923/24 20.6 2.5 48.0 46.8 23.9 98.1 6.6 0.0 0.0 0.0 0.0 0.0 20.5 246.5 0 1924/25 43.7 4.4 18.5 78.5 70.6 176.3 130.3 12.0 0.0 18.6 0.0 0.0 46.1 552.9 0 396 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 0740154 Windhoek Weerkantoor Site 0740154.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 1925/26 1.8 45.0 25.4 17.8 44.0 53.9 87.8 17.5 12.5 0.0 0.0 7.6 26.1 313.3 0 1926/27 8.4 8.9 102.2 48.8 24.7 52.3 86.1 0.0 0.0 0.0 0.0 0.0 27.6 331.4 0 1927/28 3.8 18.3 30.0 97.0 59.0 72.8 96.8 0.0 0.0 0.0 0.0 2.3 31.7 380.0 0 1928/29 0.0 4.8 11.2 24.1 74.7 109.3 0.0 0.0 0.5 0.0 0.0 14.2 19.9 238.8 0 1929/30 27.5 2.8 2.1 18.6 27.4 5.8 13.5 0.0 0.0 0.0 0.0 0.0 8.1 97.7 0 1930/31 3.3 36.6 24.6 86.4 86.3 88.2 0.0 0.0 0.0 0.0 0.0 0.0 27.1 325.4 0 1931/32 0.3 23.4 47.6 29.4 26.7 77.7 1.0 12.7 0.0 0.0 0.0 0.0 18.2 218.8 0 1932/33 38.4 9.2 28.2 17.8 29.5 31.5 2.1 0.0 0.0 1.5 0.0 0.0 13.2 158.2 0 1933/34 0.0 5.6 133.5 228.8 129.9 192.1 72.5 3.5 0.0 0.0 0.0 0.0 63.8 765.9 0 1934/35 11.7 68.2 38.9 66.4 48.0 29.2 30.5 6.6 0.0 0.0 0.0 1.8 25.1 301.3 0 1935/36 0.0 12.0 23.6 102.4 16.5 53.9 15.7 52.0 0.0 0.0 0.0 0.0 23.0 276.1 0 1936/37 0.0 17.3 67.6 229.3 72.9 58.2 12.7 0.0 0.0 0.0 0.0 0.0 38.2 458.0 0 1937/38 0.0 92.8 68.2 151.3 95.9 7.1 76.0 36.8 6.8 0.8 0.0 0.3 44.7 536.0 0 1938/39 0.3 150.9 27.1 30.9 25.4 168.8 20.9 0.0 0.8 0.0 0.6 0.3 35.5 426.0 0 1939/40 35.6 17.1 64.2 66.2 69.1 81.4 17.1 0.0 7.9 0.0 0.0 5.9 30.4 364.5 0 1940/41 19.1 11.6 67.6 63.1 37.1 59.5 2.0 0.0 0.0 0.0 0.0 0.0 21.7 260.0 0 1941/42 39.2 0.0 0.0 19.5 222.9 76.4 99.2 0.0 0.3 0.0 0.0 1.3 38.2 458.8 0 1942/43 14.5 18.3 71.9 18.0 26.5 22.4 170.0 0.0 0.0 0.0 1.8 0.5 28.7 343.9 0 1943/44 0.3 10.0 111.4 119.5 16.1 33.3 0.0 0.5 0.0 0.0 0.0 2.0 24.4 293.1 0 1944/45 2.8 16.5 14.7 31.3 17.8 22.2 5.6 1.3 0.0 0.0 0.0 0.0 9.4 112.2 0 1945/46 0.5 39.4 99.8 4.4 9.2 24.2 14.6 0.0 0.0 0.0 0.0 0.8 16.1 192.9 0 1946/47 1.3 6.5 30.5 59.2 66.8 124.7 41.2 0.8 2.8 0.0 0.0 0.5 27.9 334.3 0 1947/48 0.0 0.0 20.5 73.2 126.8 20.0 5.6 1.0 0.0 8.4 0.0 0.0 21.3 255.5 0 1948/49 1.0 49.0 40.4 64.5 44.0 151.4 66.6 0.0 0.0 0.0 0.0 0.0 34.7 416.9 0 1949/50 8.4 24.1 4.9 138.3 119.4 217.4 146.6 5.8 1.8 0.0 0.0 0.5 55.6 667.2 0 1950/51 0.0 24.0 79.8 43.2 74.5 24.9 44.0 18.4 0.0 0.0 0.0 0.0 25.7 308.8 0 1951/52 19.6 35.0 37.3 52.4 124.2 5.4 15.0 0.0 0.6 0.0 0.0 0.0 24.1 289.5 0 1952/53 31.0 64.4 13.3 43.7 138.7 81.8 37.9 27.9 0.0 0.0 0.0 1.8 36.7 440.5 0 1953/54 37.5 30.3 70.5 148.5 41.3 312.2 71.5 1.1 0.0 0.0 0.0 11.6 60.4 724.5 0 1954/55 40.6 14.2 32.3 74.0 29.4 69.0 74.7 0.6 19.5 0.0 0.0 0.0 29.5 354.3 0 1955/56 21.1 54.5 37.7 46.7 145.7 132.4 33.4 1.2 0.0 11.4 0.0 2.5 40.5 486.6 0 1956/57 5.8 13.6 39.1 125.9 89.5 103.0 6.1 0.8 0.0 1.2 0.0 2.5 32.3 387.5 0 1957/58 18.4 144.7 85.7 112.0 57.6 107.5 2.3 1.0 0.0 0.0 0.0 2.5 44.3 531.7 0 1958/59 0.1 3.3 32.8 55.6 70.1 26.8 32.3 0.3 0.0 0.0 0.0 2.4 18.6 223.7 0 1959/60 1.2 20.7 4.0 22.6 140.2 17.7 11.6 13.4 0.0 0.0 0.0 4.0 19.6 235.4 0 396 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 0740154 Windhoek Weerkantoor Site 0740154.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 1960/61 8.8 4.7 20.2 9.8 42.3 72.6 27.6 7.0 18.7 0.0 0.0 0.7 17.7 212.4 0 1961/62 0.0 46.6 18.0 37.1 124.6 0.5 1.2 0.0 0.0 0.0 22.5 0.0 20.9 250.5 0 1962/63 30.7 11.4 18.1 271.4 13.7 155.8 109.6 12.1 0.0 0.0 0.3 2.9 52.2 626.0 0 1963/64 23.0 145.0 24.2 22.1 36.1 73.9 14.4 0.0 0.0 0.0 0.9 0.1 28.3 339.7 0 1964/65 3.8 20.5 28.4 69.8 72.7 76.7 72.0 0.0 0.0 0.0 0.0 4.3 29.0 348.2 0 1965/66 4.6 18.8 5.4 106.5 79.6 41.3 86.4 0.0 2.5 0.0 0.0 52.9 33.2 398.0 0 1966/67 8.3 5.7 68.1 50.2 113.4 28.1 1.9 30.7 0.0 0.0 0.0 1.5 25.7 307.9 0 1967/68 1.4 87.5 40.9 75.9 19.5 147.6 5.8 17.4 0.4 0.0 0.0 0.0 33.0 396.4 0 1968/69 0.9 103.3 20.4 16.2 120.6 63.6 17.4 0.1 0.0 0.0 0.5 4.3 28.9 347.3 0 1969/70 0.2 17.5 40.2 161.3 62.8 18.2 3.2 0.0 0.0 0.0 0.0 0.0 25.3 303.4 0 1970/71 61.4 9.2 46.1 81.7 129.5 60.6 29.6 13.7 0.1 0.0 0.0 0.0 36.0 431.9 0 1971/72 0.2 2.7 8.8 49.1 6.3 206.9 95.7 0.0 0.0 0.0 0.0 0.0 30.8 369.7 0 1972/73 22.2 12.5 29.3 14.4 50.3 95.3 25.0 0.0 0.0 1.1 0.0 0.0 20.8 250.1 0 1973/74 53.3 44.4 45.6 251.0 118.4 69.9 82.9 0.1 1.9 0.0 0.0 0.0 55.6 667.5 0 1974/75 19.1 54.9 23.6 70.8 122.8 146.8 27.4 15.0 0.0 0.0 0.0 1.3 40.1 481.7 0 1975/76 2.9 23.3 17.8 196.8 119.9 141.2 3.6 9.4 0.0 0.0 0.0 0.0 42.9 514.9 0 1976/77 29.0 7.9 5.4 71.0 178.7 64.7 44.3 0.9 0.0 0.0 0.0 0.2 33.5 402.1 0 1977/78 15.0 7.3 61.9 110.1 78.2 72.7 13.7 5.7 0.0 0.0 1.6 0.2 30.5 366.4 0 1978/79 0.0 15.1 19.4 75.1 190.4 22.5 14.0 21.9 8.0 1.3 3.0 22.5 32.8 393.2 0 1979/80 7.1 52.2 26.6 34.8 141.6 81.3 8.3 0.0 0.0 0.0 2.7 16.9 31.0 371.5 0 1980/81 2.2 7.5 57.9 1.9 51.8 59.7 9.6 0.0 0.0 0.0 0.0 0.0 15.9 190.6 0 1981/82 0.2 1.0 0.1 5.7 66.0 43.8 9.4 0.0 0.1 0.0 0.0 3.1 10.8 129.4 0 1982/83 3.2 11.9 40.4 105.3 22.9 34.5 15.9 5.8 10.9 0.0 0.0 0.0 20.9 250.8 0 1983/84 5.3 16.3 110.6 19.8 70.1 35.8 97.9 14.4 0.0 0.0 0.0 0.0 30.9 370.2 0 1984/85 6.2 26.9 2.0 55.1 105.5 37.4 33.9 0.0 0.0 0.0 0.0 0.0 22.3 267.0 0 1985/86 19.1 62.8 12.0 103.6 129.3 86.1 22.1 0.0 3.0 0.0 0.0 19.9 38.2 457.9 0 1986/87 37.1 3.2 56.0 11.7 207.6 21.0 57.2 2.3 0.0 0.2 0.0 0.0 33.0 396.3 0 1987/88 30.4 16.0 5.2 244.3 110.2 20.0 13.3 10.0 0.0 0.0 0.0 0.0 37.4 449.4 0 1988/89 4.6 26.4 72.1 122.0 81.1 7.8 65.4 10.2 0.0 0.0 0.0 0.0 32.5 389.6 0 1989/90 0.0 0.0 0.5 123.0 76.8 103.4 44.3 0.0 0.0 0.0 0.0 0.0 29.0 348.0 0 1990/91 0.0 20.4 15.6 82.7 34.9 42.0 0.0 0.0 0.0 0.0 0.0 4.0 16.6 199.6 0 1991/92 7.6 48.0 115.6 61.2 100.9 47.1 9.9 0.0 0.0 0.0 0.0 5.0 32.9 395.3 0 1992/93 5.2 4.8 13.2 52.7 84.1 56.4 19.6 0.0 0.0 0.0 0.0 2.0 19.8 238.0 0 1993/94 56.1 13.3 21.0 99.4 113.4 1.0 12.1 0.0 0.7 0.0 0.0 0.3 26.4 317.3 0 1994/95 0.0 20.9 8.4 4.5 33.9 106.7 20.8 11.6 0.0 0.0 0.0 2.3 17.4 209.1 0 396 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 0740154 Windhoek Weerkantoor Site 0740154.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 1995/96 0.6 9.1 1.4 83.4 72.4 11.5 6.9 0.1 0.0 7.3 0.0 0.0 16.1 192.7 0 1996/97 0.0 8.4 31.6 100.8 89.3 133.8 11.1 7.1 0.0 0.0 0.0 10.0 32.7 392.1 0 1997/98 8.2 0.3 75.5 103.3 7.7 16.5 7.9 0.0 0.0 0.0 1.0 2.2 18.6 222.6 0 1998/99 1.7 21.6 29.9 35.1 51.9 97.7 0.2 22.5 6.0 0.0 0.0 0.0 22.2 266.6 0 1999/ 0 2.7 26.3 142.0 46.7 202.7 154.2 22.8 26.3 0.0 0.0 0.0 0.0 52.0 623.7 0 2000/ 1 0.0 27.7 4.3 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [10.7] [32.0] 273 396 Tot Mean 11.2A 25.9A 41.6A 78.2A 80.3A 76.3A 36.1A 6.6A 1.2A 0.8A 0.9A 2.7A [30.0] [357.9] Mean Med. 4.6A 17.3A 30.3A 62.5A 72.8A 62.3A 21.0A 0.3A 0.0A 0.0A 0.0A 0.0A Med. Max 61.4A 150.9A 159.3A 308.6A 303.0A 312.2A 170.0A 124.1A 19.5A 29.7A 45.2A 52.9A [63.8] [765.9] Max Min 0.0A 0.0A 0.0A 1.9A 0.0A 0.5A 0.0A 0.0A 0.0A 0.0A 0.0A 0.0A [8.1] [32.0] Min OK 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% OK Cnt 110 110 110 109 110 110 110 110 110 110 110 110 111 111 Cnt ------------------ Notes ------------------- All recorded data is continuous and reliable except where the following tags are used... A ... Accumulated Data [ ] Data Not Recorded