Department of Water Affairs, Namibia HYMONTH V86 Output 29/07/2010 Site 0784732 Okaparakaha Site 0784732.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 1948/49 6.0 128.5 6.0 54.5 65.0 152.0 78.0 0.0 0.0 0.0 0.0 0.0 40.8 490.0 0 1949/50 10.5 27.5 11.5 93.5 122.0 198.5 114.5 60.0 0.0 0.0 0.0 0.0 53.2 638.0 0 1950/51 2.5 40.5 86.5 50.0 88.5 58.0 51.0 15.5 0.0 0.0 0.0 3.5 33.0 396.0 0 1951/52 17.0 38.5 48.5 8.5 106.5 13.0 28.5 0.0 12.0 0.0 0.0 5.0 23.1 277.5 0 1952/53 32.5 90.0 26.0 33.5 171.0 67.0 11.5 7.0 0.0 0.0 0.0 11.0 37.5 449.5 0 1953/54 39.0 16.5 38.0 178.0 98.0 156.0 54.5 0.0 0.0 0.0 0.0 4.5 48.7 584.5 0 1954/55 27.5 30.5 53.0 109.5 34.0 99.0 79.0 2.5 14.0 0.0 0.0 0.0 37.4 449.0 0 1955/56 24.5 62.0 21.0 73.5 152.0 136.5 30.0 0.0 0.0 1.5 0.0 6.0 42.2 507.0 0 1956/57 1.5 26.5 19.0 63.5 84.5 52.5 5.5 1.0 0.0 6.0 0.5 4.0 22.0 264.5 0 1957/58 15.0 146.0 62.5 155.0 46.5 73.5 26.0 1.0 0.0 0.0 0.0 0.0 43.8 525.5 0 1958/59 2.5 22.0 51.0 69.0 50.5 2.5 20.0 0.0 0.0 0.0 0.0 0.5 18.2 218.0 0 1959/60 0.0 18.5 57.5 6.5 223.5 35.5 6.0 35.0 0.0 0.0 0.0 0.0 31.9 382.5 0 1960/61 18.0 5.5 15.5 48.5 41.5 162.5 31.5 6.5 3.0 17.0 0.0 0.0 29.1 349.5 0 1961/62 0.0 39.5 6.5 20.0 108.5 4.5 13.0 0.0 0.0 0.0 23.5 0.0 18.0 215.5 0 1962/63 57.5 22.0 22.0 207.5 25.5 83.5 63.0 11.0 0.0 0.0 0.0 1.0 41.1 493.0 0 1963/64 1.5 103.0 23.0 25.0 54.5 50.0 19.5 0.0 0.0 0.0 0.0 0.0 23.0 276.5 0 1964/65 2.5 11.5 20.0 63.0 71.0 65.0 88.5 0.0 0.0 0.0 0.0 0.5 26.8 322.0 0 1965/66 14.5 12.0 2.0 114.5 68.0 50.5 38.0 0.0 0.5 0.0 0.0 34.0 27.8 334.0 0 1966/67 10.5 41.0 102.0 144.5 188.5 35.0 18.0 19.0 0.0 0.0 0.0 2.0 46.7 560.5 0 1967/68 0.0 94.0 61.1 41.0 50.0 166.0 0.0 120.0 5.0 0.0 0.0 0.0 44.8 537.1 0 1968/69 0.5 63.5 11.0 21.0 92.0 48.5 44.5 0.0 0.0 0.0 0.0 1.0 23.5 282.0 0 1969/70 0.0 24.5 24.0 48.5 173.5 12.0 4.5 0.0 0.0 0.0 0.0 0.0 23.9 287.0 0 1970/71 61.5 0.5 82.0 37.0 180.0 62.5 29.0 15.0 0.0 0.0 0.0 0.0 39.0 467.5 0 1971/72 0.0 14.5 9.5 92.5 13.0 173.5 162.0 0.0 0.0 0.0 0.0 0.0 38.8 465.0 0 1972/73 35.0 13.0 15.5 56.0 64.0 105.0 67.5 0.0 0.0 2.0 0.0 0.0 29.8 358.0 0 1973/74 47.5 18.5 28.5 171.0 232.5 56.5 106.0 1.0 7.0 0.0 0.0 0.0 55.7 668.5 0 1974/75 45.0 37.5 27.5 62.0 61.0 198.5 44.0 23.0 0.0 0.0 0.0 0.0 41.5 498.5 0 1975/76 0.0 10.0 34.5 188.5 88.0 114.0 13.0 3.0 0.0 0.0 0.0 0.0 37.6 451.0 0 1976/77 30.5 5.5 9.0 111.5 195.5 75.0 77.5 1.5 0.0 0.0 0.0 0.0 42.2 506.0 0 1977/78 16.5 0.5 60.0 102.0 155.0 63.5 24.5 6.0 0.0 0.0 8.0 0.0 36.3 436.0 0 1978/79 1.5 40.5 19.5 43.5 261.0 25.0 15.0 19.0 2.5 1.0 1.0 0.5 35.8 430.0 0 1979/80 4.5 59.5 41.5 53.5 138.5 208.5 0.5 0.0 0.0 0.0 0.1 25.0 44.3 531.6 0 1980/81 27.0 12.0 21.5 14.0 15.0 34.0 14.5 0.0 0.0 0.0 0.0 0.0 11.5 138.0 0 1981/82 1.0 7.5 4.0 39.0 30.5 20.0 5.5 0.0 0.0 0.0 0.0 1.0 9.0 108.5 0 1982/83 4.0 26.5 97.0 110.5 32.0 18.5 20.0 2.0 12.0 0.0 0.0 0.0 26.9 322.5 0 122 Tot ------------------ Notes ------------------- All recorded data is continuous and reliable except where the following tags are used... [ ] Data Not Recorded Department of Water Affairs, Namibia HYMONTH V86 Output 29/07/2010 Site 0784732 Okaparakaha Site 0784732.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 1983/84 3.0 33.5 91.5 16.0 59.5 74.0 71.5 2.0 0.0 0.0 0.0 0.0 29.3 351.0 0 1984/85 8.5 38.5 24.0 27.0 83.5 66.0 15.0 0.0 0.0 0.0 0.0 0.0 21.9 262.5 0 1985/86 24.5 26.5 20.0 98.5 63.0 87.5 13.5 0.0 1.5 0.0 0.0 0.0 27.9 335.0 0 1986/87 44.0 23.5 35.5 24.5 166.5 29.0 30.5 0.5 0.0 0.0 0.0 0.0 29.5 354.0 0 1987/88 24.5 14.5 16.0 171.0 64.0 42.5 78.5 11.0 0.0 0.0 0.0 0.0 35.2 422.0 0 1988/89 2.0 15.5 103.0 70.5 95.5 10.5 11.5 19.5 0.0 0.0 0.0 0.0 27.3 328.0 0 1989/90 0.0 0.0 1.5 66.0 44.0 63.0 76.5 0.0 0.0 0.0 2.0 2.0 21.3 255.0 0 1990/91 6.0 43.5 32.5 148.5 223.5 33.5 0.0 0.0 0.0 0.0 0.0 16.5 42.0 504.0 0 1991/92 9.0 32.0 118.5 20.5 31.5 35.5 18.5 0.0 0.0 0.0 0.0 2.0 22.3 267.5 0 1992/93 2.0 3.0 11.0 57.5 151.0 91.5 68.5 0.5 [ ] [ ] [ ] [ ] [48.1] [385.0] 122 122 Tot Mean 15.1 34.2 37.1 75.8 101.4 75.8 39.7 8.5 1.3 0.6 0.8 2.7 [33.1] [393.0] Mean Med. 8.5 26.5 24.0 62.0 84.5 63.0 28.5 0.5 0.0 0.0 0.0 0.0 Med. Max 61.5 146.0 118.5 207.5 261.0 208.5 162.0 120.0 14.0 17.0 23.5 34.0 [55.7] [668.5] Max Min 0.0 0.0 1.5 6.5 13.0 2.5 0.0 0.0 0.0 0.0 0.0 0.0 [9.0] [108.5] Min OK 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% OK Cnt 45 45 45 45 45 45 45 45 44 44 44 44 45 45 Cnt ------------------ Notes ------------------- All recorded data is continuous and reliable except where the following tags are used... [ ] Data Not Recorded