Department of Water Affairs, Namibia HYMONTH V86 Output 29/07/2010 Site 0786283 Omateva Site 0786283.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 0.1 [0.0] [0.1] 273 1918/19 68.4 21.1 51.1 19.7 30.6 135.0 24.7 0.0 0.0 0.0 0.0 34.0 32.1 384.6 0 1919/20 25.3 32.6 9.3 31.1 173.1 39.1 29.0 3.4 0.0 0.0 38.8 0.0 31.8 381.7 0 1920/21 0.5 69.8 1.9 47.5 102.3 78.2 26.2 67.6 0.0 0.0 0.0 0.0 32.8 394.0 0 1921/22 2.8 41.7 20.8 38.3 43.9 5.8 0.0 0.5 0.0 0.0 0.0 0.0 12.8 153.8 0 1922/23 5.0 8.0 24.4 107.0 175.0 178.2 69.1 21.8 0.0 0.0 0.0 0.0 49.0 588.5 0 1923/24 24.7 14.9 7.5 111.9 78.7A 121.4 8.5 0.0 0.0 0.0 0.0 0.1 30.6A 367.7A 0 1924/25 8.7 25.9 33.2 69.4 106.1A 185.1 120.5 11.3 0.0 23.9 0.0 0.2 48.7A 584.3A 0 1925/26 1.6 53.8 18.2 45.8 21.4 10.6 53.0 9.9 20.1 0.0 0.0 0.4 19.6 234.8 0 1926/27 6.2 1.8 74.0 26.7 4.1 73.1 89.8 0.0 0.0 0.0 0.0 0.1 23.0 275.8 0 1927/28 15.1 58.2 21.1 125.8 14.3 152.1 38.6 0.0 0.0 0.0 0.0 2.5 35.6 427.7 0 1928/29 0.1 31.8 11.4 26.1 55.7 85.8 0.0 0.0 0.0 0.0 0.0 55.6 22.2 266.5 0 1929/30 22.5 9.4 18.5 41.1 72.4 36.9 4.2 0.0 0.0 0.0 0.0 0.0 17.1 205.0 0 1930/31 2.9 21.0 10.4 121.0 33.8 45.0 5.9 0.0 0.0 0.0 0.0 0.1 20.0 240.1 0 1931/32 10.6 17.7 35.2 21.8 10.3 135.8 3.7 0.3 0.0 0.0 0.0 0.0 19.6 235.4 0 1932/33 58.0 10.3 86.4 12.4 4.6 9.8 7.2 0.0 0.0 0.2 0.0 0.0 15.7 188.9 0 1933/34 0.0 45.4 173.9 253.3 261.8 121.9 157.3 3.8 0.0 0.0 0.0 0.0 84.8 1017 0 1934/35 9.0 59.1 107.0 180.9 68.5 26.6 13.3 1.3 0.0 0.0 0.0 6.1 39.3 471.8 0 1935/36 4.9 20.3 46.2 175.8A 29.3 97.6 4.9 42.2 2.4 0.0 0.0 0.0 35.3A 423.6A 0 1936/37 0.6 0.0 46.4 92.7 147.1 22.5 37.9 0.0 0.0 0.0 0.0 0.0 28.9 347.2 0 1937/38 13.9 68.4 52.3 135.6 68.0 22.7 58.8 42.2 4.3 0.0 0.0 0.0 38.8 466.2 0 1938/39 1.6 105.2 44.3 53.9 32.4 215.5 3.1 0.0 0.0 0.0 0.0 4.6 38.4 460.6 0 1939/40 18.0 12.6 37.9 189.2 18.3 66.2 36.9 0.0 0.3 0.0 0.0 1.6 31.8 381.0 0 1940/41 3.9 5.6 67.0 79.4 23.9 18.4 14.7 0.0 0.0 0.0 0.0 0.0 17.7 212.9 0 1941/42 30.1 0.0 14.0 3.8 233.0 103.9 98.0 [ ] 0.0 2.8 0.0 3.6 [44.5] [489.2] 31 1942/43 28.2 68.3 134.0 37.3 62.7 18.8 103.1 0.0 0.5 [ ] 2.0 0.0 [41.4] [454.9] 31 1943/44 3.8 33.5 150.0 150.4 46.2 38.0 0.0 0.0 0.0 0.0 0.0 5.6 35.6 427.5 0 1944/45 0.0 28.8 6.2 20.6 33.7 23.7 36.9 0.0 0.0 0.0 0.0 0.0 12.5 149.9 0 1945/46 0.6 108.7 85.1 15.5 14.7 19.2 8.9 0.0 0.0 0.0 0.0 1.5 21.2 254.2 0 1946/47 5.3 11.9 55.3 73.9 58.4 50.1 39.1 0.0 2.8 0.0 0.0 7.7 25.4 304.5 0 1947/48 2.0 0.0 70.9 32.5 123.4 30.2 12.2 1.6 0.0 0.0 0.0 0.0 22.7 272.8 0 1948/49 0.0 82.7 2.0 71.4 49.4 251.8 63.1 0.0 0.0 0.0 0.0 0.0 43.4 520.4 0 1949/50 0.0 10.7 56.1 102.6 133.6 123.4 79.0 23.0 3.3 0.0 2.3 3.0 44.8 537.0 0 1950/51 0.0 23.6 144.5 28.0 58.1 40.2 116.0A 49.6 0.0 0.0 0.0 0.8 38.4A 460.8A 0 1951/52 9.2 18.6 26.4 39.7 146.7 0.0 13.1 0.0 26.5 0.0 0.0 0.0 23.4 280.2 0 638 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 0786283 Omateva Site 0786283.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 30.6 34.8 70.4 25.7 166.1 7.6 37.3 15.6 0.0 0.0 0.0 2.5 32.6 390.6 0 1953/54 31.7 16.0 128.4 125.0 81.4 143.2 52.0 0.0 0.0 0.0 0.0 1.1 48.2 578.8 0 1954/55 2.8 8.1 35.2 132.9 164.4 107.6 47.4 7.0 18.0 0.0 0.0 0.0 43.6 523.4 0 1955/56 14.2 77.8 50.9 122.5 70.6 116.5 24.9 0.0 0.0 0.0 0.0 1.4 39.9 478.8 0 1956/57 4.0 6.4 25.7 84.3 63.7 19.6 26.1 15.7 0.0 11.7 0.0 16.0 22.8 273.2 0 1957/58 13.2 92.7 74.4 146.5 52.0 87.0 0.2 6.0 0.0 0.0 0.0 1.0 39.4 473.0 0 1958/59 0.0 5.3 43.2 15.7 39.5 47.0 5.2 0.2 0.0 0.0 0.0 0.0 13.0 156.1 0 1959/60 0.1 33.4 21.9 58.7 187.8 43.3 16.2 34.5 0.0 0.0 0.0 0.0 33.0 395.9 0 1960/61 7.4 17.2 36.6 8.1 66.7 56.2 32.2 9.7 19.1 0.0 0.0 0.0 21.1 253.2 0 1961/62 0.0 53.2 23.4 9.3 37.6 4.2 24.5 0.0 0.0 0.0 10.5 0.0 13.6 162.7 0 1962/63 14.6 6.9 30.0 244.2 4.0 61.0 143.6 6.0 0.0 0.0 0.0 0.0 42.5 510.3 0 1963/64 25.0 47.9 20.4 8.1 52.0 16.9 11.9 0.2 0.0 0.0 0.0 0.0 15.2 182.4 0 1964/65 3.3 10.6 40.7 83.5 20.5 46.3A 85.2 0.0 0.0 0.0 0.0 0.0 24.2A 290.1A 0 1965/66 26.2 32.0 0.0 160.7 306.4 46.8 45.3 0.0 0.0 0.0 0.0 54.8 56.0 672.2 0 1966/67 0.0 8.1 94.4 100.4 180.7 17.2 16.1A 28.0 0.0 0.0 0.0 0.1 37.1A 445.0A 0 1967/68 0.0 53.6 43.5 28.9 34.4 176.1 6.1 27.7 12.2 0.0 0.0 0.0 31.9 382.5 0 1968/69 7.6 77.5 10.8 67.9 59.2 67.2 26.2 0.0 0.0 0.0 0.0 3.8 26.7 320.2 0 1969/70 0.0 71.0 28.1 59.9 25.5 6.9 33.3 0.0 0.0 0.0 0.0 0.0 18.7 224.7 0 1970/71 65.5 7.5 43.4 120.1 127.3 96.3 37.2 5.0 1.5 0.0 0.0 0.0 42.0 503.8 0 1971/72 0.0 13.4 11.6 133.1 8.7 118.9 66.0 0.0 0.0 0.0 0.0 0.0 29.3 351.7 0 1972/73 6.0 15.1 18.7 37.5 40.5 71.0 36.8 0.0 0.0 0.0 0.0 0.0 18.8 225.6 0 1973/74 52.1 10.1 62.4 175.3 291.0 76.9 43.7 1.0 8.0 0.0 0.0 0.1 60.0 720.6 0 1974/75 10.4 11.5 16.0A 47.8 59.1 181.0 22.1 15.0 0.0 0.0 0.0 0.0 30.2A 362.9A 0 1975/76 0.5 21.5 32.6 250.5 198.2 133.7 8.2 0.1 0.0 0.0 0.0 1.5 53.9 646.8 0 1976/77 5.5 4.8 4.7 32.7 126.6 65.6 149.8 0.0 0.0 0.0 0.0 1.8 32.6 391.5 0 1977/78 45.5 29.5 87.8 200.7 235.3 17.7 33.2 8.0 0.0 0.0 2.2 0.0 55.0 659.9 0 1978/79 0.0 22.8 13.5 73.7 134.6 5.2 41.4 40.9 0.0 2.0 0.0 8.0 28.5 342.1 0 1979/80 2.6 13.1 19.3 31.3 110.3 57.5 2.7 0.0 0.0 0.0 0.0 30.6 22.3 267.4 0 1980/81 3.0 5.0 30.7 62.2 10.0 43.8 9.6 0.0 0.0 0.0 1.0 0.0 13.8 165.3 0 1981/82 0.1 18.8 64.9 93.7 71.7 49.1 17.9 0.0 0.0 0.0 0.0 0.6 26.4 316.8 0 1982/83 1.4 8.3 67.2 69.9 16.3 20.0 34.0 2.7 3.7 0.0 0.0 0.0 18.6 223.5 0 1983/84 2.0 54.0 49.7 27.3 21.0 93.0 83.1 0.2 0.0 0.0 0.0 0.0 27.5 330.3 0 1984/85 8.5 50.8 14.4 52.4 101.5 14.6 18.1 0.0 0.0 0.0 0.0 0.0 21.7 260.3 0 1985/86 38.0 78.0 32.7 69.4 40.3 92.1 51.2 0.0 0.0 0.0 0.0 0.0 33.5 401.7 0 1986/87 10.0 6.4 29.8 12.8 83.1 8.2 61.1 3.0 0.0 0.0 0.0 0.0 17.9 214.4 0 638 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 0786283 Omateva Site 0786283.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 25.0 20.5 22.7 75.2 22.2 49.2 51.4 5.0 0.0 0.0 0.0 0.0 22.6 271.2 0 1988/89 25.0 13.0 111.0 140.2 184.8 0.0 20.2 7.7 0.0 0.0 0.0 0.0 41.8 501.9 0 1989/90 0.0 6.5 0.0 69.9 23.1 12.3 87.3 0.0 0.0 0.0 0.0 0.0 16.6 199.1 0 1990/91 5.8 50.4 42.8 128.8 208.5 56.0 0.0 0.0 0.0 0.0 0.0 27.0 43.3 519.3 0 1991/92 25.8 33.8 109.0 34.7 27.0 63.0 8.8 0.0 0.0 0.0 0.0 0.0 25.2 302.1 0 1992/93 4.8 3.2 22.0 44.2 206.3 53.5 72.3 0.0 0.0 0.0 1.2 0.0 34.0 407.5 0 1993/94 66.1 40.3 12.5 178.2 45.5 44.0 29.5 0.0 0.0 0.0 0.0 0.0 34.7 416.1 0 1994/95 0.6 14.1 27.5 6.0 27.5 58.0 0.0 2.0 0.0 0.0 0.0 6.5 11.8 142.2 0 1995/96 3.0 0.1 4.0 96.0 36.5 2.0 0.3 0.0 0.0 7.0 0.0 0.0 12.4 148.9 0 1996/97 2.0 18.5 140.5 239.0 41.0 161.5 11.7 10.6 0.0 0.0 0.0 0.0 52.1 624.8 0 1997/98 55.5 17.0 139.5 71.0 30.3 24.0 34.5 0.0 0.0 0.0 0.0 0.5 31.0 372.3 0 1998/99 17.0 19.2 52.0 8.5 21.3 104.7 0.0 2.0 2.7 0.0 0.0 1.0 19.0 228.4 0 1999/ 0 0.1 24.5 126.3 49.7 275.5 76.5 72.5 3.0 0.0 0.0 0.0 [ ] [57.1] [628.1] 30 2000/ 1 18.0 0.0 16.5 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [11.5] [34.5] 273 638 Tot Mean 12.8 29.0 47.5A 81.7A 85.0A 67.1A 38.0A 6.6 1.5 0.6 0.7 3.5 [30.8] [366.1] Mean Med. 5.3 19.2 35.2A 69.4A 58.3A 51.8A 29.2A 0.0 0.0 0.0 0.0 0.0 Med. Max 68.4 108.7 173.9A 253.3A 306.4A 251.8A 157.3A 67.6 26.5 23.9 38.8 55.6 [84.8] [1017 ] Max Min 0.0 0.0 0.0A 3.8A 4.0A 0.0A 0.0A 0.0 0.0 0.0 0.0 0.0 [0.0] [0.1] Min OK 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% OK Cnt 83 83 83 82 82 82 82 81 82 82 83 82 84 84 Cnt ------------------ Notes ------------------- All recorded data is continuous and reliable except where the following tags are used... A ... Accumulated Data [ ] Data Not Recorded