Department of Water Affairs, Namibia HYMONTH V86 Output 29/07/2010 Site 0783703 Duesternbrook Site 0783703.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 1.0 [0.3] [1.0] 273 1913/14 3.2 43.6 23.2 92.8 46.7 83.1 18.2 0.0 0.0 0.0 5.4 0.0 26.3 316.2 0 1914/15 7.0 0.0 7.3 38.3 125.6 3.4 31.3 0.0 0.0 0.0 0.0 3.7 18.1 216.6 0 1915/16 0.5 4.0 38.9 9.9 51.0 47.3 16.8 0.0 0.0 0.0 0.0 0.0 14.0 168.4 0 1916/17 2.7 55.3 88.4 171.2 196.7 108.1 56.6 0.1 0.0 0.0 0.0 0.0 56.6 679.1 0 1917/18 0.0 0.1 6.9 76.8 92.5 186.7 1.6 2.9 0.0 0.0 0.0 0.1 30.6 367.6 0 1918/19 38.0 27.0 60.9 11.5 36.9 66.0 6.1 0.0 0.0 0.0 0.0 29.7 23.0 276.1 0 1919/20 17.1 24.9 14.1 34.8 50.6 41.8 65.4 0.3 0.0 0.0 8.7 0.0 21.5 257.7 0 1920/21 0.6 27.1 16.5 10.6 165.4 67.2 21.1 101.7 0.0 0.0 0.0 0.0 34.2 410.2 0 1921/22 2.5 7.5 0.0 60.9 75.6 75.9 0.0 0.0 0.0 0.0 0.0 0.0 18.5 222.4 0 1922/23 4.3 11.3 36.5 35.6 193.8 247.4 91.3 13.0 0.0 0.0 0.0 0.0 52.8 633.2 0 1923/24 0.8 1.7 12.5 27.6 29.1 93.1 8.0 0.0 0.0 0.0 0.0 0.0 14.4 172.8 0 1924/25 33.2 0.2 14.4 89.2 74.0 151.6 112.4 6.4 0.0 16.4 0.0 0.0 41.5 497.8 0 1925/26 2.0 5.2 17.0 28.6 25.0 45.3 35.9 3.4 15.4 0.0 0.0 4.7 15.2 182.5 0 1926/27 7.1 16.9 68.4 39.0 47.7 62.8 51.2 0.0 0.0 0.0 0.0 0.0 24.4 293.1 0 1927/28 11.5 18.9 39.6 79.1 32.4 111.0 54.0 0.0 0.0 0.0 0.0 4.8 29.3 351.3 0 1928/29 0.0 3.4 12.6 21.0 74.7 82.2 5.1 0.0 0.0 0.0 0.0 2.1 16.8 201.1 0 1929/30 17.6 0.7 0.3 34.9 14.1 24.4 4.2 0.0 0.0 0.0 0.0 0.0 8.0 96.2 0 1930/31 2.9 19.3 76.7 121.7 67.3 58.5 0.0 0.0 0.0 0.0 0.0 0.1 28.9 346.5 0 1931/32 0.0 15.1 27.6 21.1 33.4 71.4 0.0 26.7 0.0 0.0 0.0 0.0 16.3 195.3 0 1932/33 34.4 0.7 21.0 16.8 38.8 12.9 2.6 0.0 0.0 0.7 0.0 0.0 10.7 127.9 0 1933/34 0.0 11.1 91.5 358.7 198.4 208.2 123.8 1.4 0.0 0.0 0.0 0.0 82.8 993.1 0 1934/35 9.4 86.2 71.6 97.9 75.7 14.7 32.4 25.1 0.0 0.0 0.0 0.0 34.4 413.0 0 1935/36 0.0 12.3 36.6 145.1 15.2 53.1 15.2 30.7 0.0 0.0 0.0 0.0 25.7 308.2 0 1936/37 0.0 9.9 66.2 151.7 72.9 40.5 2.4 0.0 0.0 0.0 0.0 0.0 28.6 343.6 0 1937/38 2.9 42.4 102.1 136.9 37.7 33.0 72.9 28.1 3.5 0.0 0.0 0.0 38.3 459.5 0 1938/39 0.0 190.6 21.0 [ ] 7.0A 148.1A 10.7A 7.2A [ ] [ ] [ ] [ ] [54.9] [384.6] 153 1939/40 [ ] [ ] [ ] 95.6 23.9 85.2 22.7 0.0 0.5 0.0 0.0 [ ] [28.5] [227.9] 122 1940/41 [ ] 6.8 66.0 56.2 31.5 [ ] 5.1 [ ] [ ] 0.0 0.0 0.0 [20.7] [165.6] 123 1941/42 8.1 [ ] 1.8 5.9 186.5 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [50.6] [202.3] 244 1942/43 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1943/44 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 366 1944/45 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1945/46 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1946/47 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 5390 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 0783703 Duesternbrook Site 0783703.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 [ ] [ ] [ ] [ ] 101.4A 0.0 15.0A 0.0 1.1A 0.0 0.0 0.6A [14.8] [118.1] 123 1952/53 0.3 32.5A 8.4A 50.8A 209.5A 60.9A 12.9A 1.6A 0.0 0.0 0.0 2.0 31.6A 378.9A 0 1953/54 14.1A 2.3 48.5A 74.1 100.0 197.8 57.0 0.0 0.0 0.0 0.0 2.5 41.4A 496.3A 0 1954/55 39.5 22.1 59.0 67.0 55.1 50.8 48.2 0.0 17.5 0.0 0.0 0.0 29.9 359.2 0 1955/56 27.0 45.5 13.5 117.0 124.6 82.2 75.5 0.0 0.0 0.0 0.0 0.0 40.4 485.3 0 1956/57 5.0 22.5 2.0 108.5 60.0 49.0 10.0 0.0 0.0 0.5 0.0 0.0 21.5 257.5 0 1957/58 49.0 91.0 42.0 96.5 23.0 51.5 9.0 0.0 0.0 0.0 0.0 0.0 30.2 362.0 0 1958/59 0.0 20.0 8.5 42.0 78.0 33.5 10.0 0.0 0.0 0.0 0.0 0.0 16.0 192.0 0 1959/60 0.0 13.0 26.5 23.0 144.0 16.5 18.0 0.0 0.0 0.0 0.0 3.8 20.4 244.8 0 1960/61 25.0 20.0 10.0 57.5 36.5 50.0 10.0 7.0 0.0 0.0 0.0 0.5 18.0 216.5 0 1961/62 0.0 40.5 3.0 34.9 115.5 6.0 16.0 0.0 0.0 0.0 15.0 0.0 19.2 230.9 0 1962/63 20.0 22.0 7.0 310.0 23.0 121.5 68.5 0.0 0.0 0.5 0.0 7.0 48.3 579.5 0 1963/64 15.0 71.0 6.0 17.0 73.0 45.0 18.5 0.0 0.0 0.0 0.0 0.0 20.5 245.5 0 1964/65 9.5 11.0 14.5 25.5 52.6 57.5 81.5 0.0 0.0 0.0 0.0 6.0 21.5 258.1 0 1965/66 0.0 6.5 0.0 106.0 81.5 54.5 18.0 0.0 0.0 0.0 0.0 60.0 27.2 326.5 0 1966/67 0.0 0.0 53.5 123.0 97.5A 87.0 21.0 18.0 0.0 0.0 0.0 0.0 33.3A 400.0A 0 1967/68 0.0 73.4 48.5 53.1 33.5 126.0 3.0 27.0 2.0 0.0 0.0 0.0 30.5 366.5 0 1968/69 0.0 103.0 15.0 31.5 45.0 55.5 20.0 0.0 0.0 0.0 0.0 0.0 22.5 270.0 0 1969/70 0.0 21.9 17.0 92.0 72.5 3.5 0.0 0.0 0.0 0.0 0.0 0.0 17.2 206.9 0 1970/71 68.4 0.0 36.0 59.5 207.0 80.0 20.0 20.0 0.0 0.0 0.0 0.0 40.9 490.9 0 1971/72 0.0 8.0 28.0 90.5 20.0 205.8 26.0 0.0 0.0 0.0 0.0 0.0 31.5 378.3 0 1972/73 0.0 0.0 0.0 42.0 41.5 99.0 35.0 0.0 0.0 0.0 0.0 0.0 18.1 217.5 0 1973/74 79.2 4.5 36.0 237.5 173.0 153.5 35.5 0.0 0.0 0.0 0.0 0.0 59.9 719.2 0 1974/75 13.0A 56.0 55.5 62.0 42.0 87.7 0.0 0.0 0.0 0.0 0.0 0.0 26.3A 316.2A 0 1975/76 0.0 0.0 30.0 254.5 124.5 158.0 0.0 0.0 0.0 0.0 0.0 0.0 47.2 567.0 0 1976/77 23.0 0.0 0.0 67.5 203.0 61.0 38.0 0.0 0.0 0.0 0.0 0.0 32.7 392.5 0 1977/78 4.0 4.0 0.0 161.0 176.0 18.5 8.0 27.0 0.0 0.0 0.0 0.0 33.2 398.5 0 1978/79 0.0 0.0 0.0 57.0 122.0 0.0 18.5 0.0 0.0 0.0 0.0 2.0 16.6 199.5 0 1979/80 11.0 21.0 43.0 22.0 110.5 59.5 8.0 0.0 0.0 0.0 4.5 12.0 24.3 291.5 0 1980/81 0.0 24.5 0.0 0.0 51.0 70.0 10.2 0.0 0.0 0.0 0.0 0.0 13.0 155.7 0 1981/82 0.0 0.0 0.0 45.5 94.3 33.0 18.0 0.0 0.0 0.0 0.0 0.0 15.9 190.8 0 5390 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 0783703 Duesternbrook Site 0783703.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 0.0 32.0 22.5 120.5A 11.0 37.5 23.5 0.0 18.0 0.0 0.0 0.0 22.1A 265.0A 0 1983/84 0.0 27.5 59.5 9.5 100.0 40.5 124.5 0.0 0.0 0.0 0.0 0.0 30.1 361.5 0 1984/85 12.0 0.0 11.5 45.4 100.5 31.5 16.0 0.0 0.0 0.0 0.0 0.0 18.1 216.9 0 1985/86 10.5 18.5 35.5 92.0 101.0 111.0 61.0 0.0 0.0 0.0 0.0 1.5 35.9 431.0 0 1986/87 18.0 30.0 28.0 0.0 159.6 14.0 46.5 0.0 0.0 0.0 0.0 0.0 24.7 296.1 0 1987/88 0.0 31.0 25.6 107.5 97.0 0.0 59.0 0.0 0.0 0.0 0.0 0.0 26.7 320.1 0 1988/89 8.0 14.2 68.0 71.9 141.5 9.8 22.0 8.0 0.0 0.0 0.0 0.0 28.6 343.4 0 1989/90 0.0 0.0 0.0 104.8 77.0 114.0 16.0 0.0 0.0 0.0 0.0 0.0 26.0 311.8 0 1990/91 0.0 23.0 22.7 94.2 41.0 0.0 0.0 0.0 0.0 0.0 0.0 6.0 15.6 186.9 0 1991/92 0.0 28.0 [ ] 57.0 55.8 31.0 0.0 0.0 0.0 0.0 0.0 0.0 [15.6] [171.8] 31 1992/93 0.0 0.0 0.0 118.0 48.2 63.0 17.0 0.0 0.0 0.0 0.0 0.0 20.5 246.2 0 1993/94 0.0 28.0 7.5 162.5 49.0 0.0 6.5 0.0 0.0 0.0 0.0 0.0 21.1 253.5 0 1994/95 0.0 13.0 6.0 0.0 45.5 46.3 7.0 0.0 0.0 0.0 0.0 0.0 9.8 117.8 0 1995/96 0.0 0.0 2.5 82.6 32.0 3.3 11.0 0.0 0.0 5.0 [ ] [ ] [13.6] [136.4] 61 1996/97 0.0 3.3 37.0 142.5 80.5 99.2 [ ] 3.5 [ ] [ ] [ ] [ ] [52.3] [366.0] 152 1997/98 [ ] [ ] 140.8 11.0 4.5 22.0 0.0 0.0 0.0 0.0 0.0 0.0 [17.8] [178.3] 61 1998/99 27.0 3.5 23.3 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [17.9] [53.8] 273 1999/ 0 [ ] [ ] [ ] [ ] 123.9 195.8 35.9 2.4 0.0 0.0 0.0 [ ] [51.1] [358.0] 153 2000/ 1 [ ] [ ] 21.0 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [21.0] [21.0] 334 5390 Tot Mean 9.4A 22.3A 28.8A 78.6A 81.5A 69.6A 27.2A 4.8A 0.8A 0.3 0.5 2.1A [27.5] [305.7] Mean Med. 2.0A 14.2A 21.0A 61.5A 72.9A 57.5A 18.0A 0.0A 0.0A 0.0 0.0 0.0A Med. Max 79.2A 190.6A 140.8A 358.7A 209.5A 247.4A 124.5A 101.7A 18.0A 16.4 15.0 60.0A [82.8] [993.1] Max Min 0.0A 0.0A 0.0A 0.0A 4.5A 0.0A 0.0A 0.0A 0.0A 0.0 0.0 0.0A [0.3] [1.0] Min OK 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% OK Cnt 73 73 75 74 77 75 75 75 73 75 74 72 80 80 Cnt ------------------ Notes ------------------- All recorded data is continuous and reliable except where the following tags are used... A ... Accumulated Data [ ] Data Not Recorded