Department of Water Affairs, Namibia HYMONTH V86 Output 29/07/2010 Site 0785036 Onganja Oos Site 0785036.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 1968/69 [ ] [ ] [ ] [ ] 80.0 57.5 25.5 2.0 0.0 0.0 0.0 4.5 [21.2] [169.5] 123 1969/70 0.0 21.0 26.0 68.6 134.3 10.5 9.0 0.0 0.0 0.0 0.0 0.0 22.5 269.4 0 1970/71 48.0 5.0 51.5 57.0 174.1 114.0 22.0 20.3 1.5 0.0 0.0 0.0 41.1 493.4 0 1971/72 0.0 34.5 8.3 75.5 5.0 156.9 70.0 0.0 0.0 0.0 0.0 0.0 29.2 350.2 0 1972/73 15.0 19.0 6.0 4.0 29.0 129.5 47.5 0.0 0.0 0.0 0.0 0.0 20.8 250.0 0 1973/74 65.0 0.0 30.3 200.1 214.0 49.0 91.5 1.0 4.0 0.0 0.0 0.0 54.6 654.9 0 1974/75 27.5 32.5 11.0A 115.3 65.5 230.5 22.0 25.0 0.0 0.0 0.0 0.0 44.1A 529.3A 0 1975/76 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 0.0 0.0 0.0 0.0 0.0 [0.0] [0.0] 213 1976/77 28.5 0.0 2.0 89.5 175.5A 93.0A 93.5A 0.0 0.0 0.0 0.0 0.0 40.2A 482.0A 0 1977/78 11.0 10.6 78.0 162.0A 171.0A 62.0A 8.0 0.0 0.0 0.0 4.0 0.0 42.2A 506.6A 0 1978/79 0.0 26.0 7.0A 269.2 0.0 0.8 30.0 22.0 1.0A 0.0 0.0 7.0 30.3A 363.0A 0 1979/80 34.0 33.0A 10.0 25.0A 134.0 214.5A 9.0 0.0 0.0 0.0 0.0 26.0A 40.5A 485.5A 0 1980/81 1.0 0.0 72.0A [ ] [ ] [ ] [ ] 0.0 0.0 0.0 0.0 0.0 [9.1] [73.0] 120 1981/82 1.0A 0.8A 29.0 14.5A 10.0A 0.0 28.0A 0.0 0.0 0.0 0.0 2.5A 7.1A 85.8A 0 1982/83 0.8A 1.5A 82.5 68.5 5.5 28.5 54.0 9.5 15.0 0.0 0.0 0.0 22.1A 265.8A 0 1983/84 0.0 84.0A 11.0 14.0A 41.0A 10.5 84.0 2.0 0.0 0.0 0.0 0.0 20.5A 246.5A 0 1984/85 18.0A 20.0A 9.0A 0.0A 0.0A 139.0A 25.0 0.0 0.0 0.0 0.0 0.0 17.6A 211.0A 0 1985/86 0.0 0.0 0.0 0.0 100.5 166.0A 9.0 0.0 0.0 0.0 0.0 0.0 23.0A 275.5A 0 1986/87 40.0 2.0 14.0 0.0 225.0 52.0 30.0 4.0 0.0 0.0 0.0 0.0 30.6 367.0 0 1987/88 23.0 6.0 49.0 146.5 52.0 97.0 44.0 10.0 0.0 0.0 0.0 0.0 35.6 427.5 0 1988/89 0.0 16.1A 61.5 83.0A 176.0A 25.0 20.0 5.0 0.0 0.0 0.0 0.0 32.2A 386.6A 0 1989/90 0.0 0.0 0.0 40.5 24.0 42.0A 68.0 0.0 0.0 0.0 0.0 0.0 14.5A 174.5A 0 1990/91 0.0 2.0 80.5A 61.0 81.8A 45.5A 0.0 0.0 0.0 0.0 0.0 50.0 26.7A 320.8A 0 1991/92 45.0 22.5 68.0 25.0 42.0 57.0 40.0 0.0 0.0 0.0 0.0 3.0 25.2 302.5 0 1992/93 4.0 0.5 45.5 60.0 178.5 56.5 50.0 0.0 0.0 0.0 0.0 1.8 33.1 396.8 0 456 Tot Mean 15.7A 14.7A 32.7A 71.8A 92.1A 79.9A 38.3A 4.0 0.9A 0.0 0.2 3.8A [27.4] [323.5] Mean Med. 4.0A 6.0A 26.0A 60.5A 80.0A 57.0A 30.0A 0.0 0.0A 0.0 0.0 0.0A Med. Max 65.0A 84.0A 82.5A 269.2A 225.0A 230.5A 93.5A 25.0 15.0A 0.0 4.0 50.0A [54.6] [654.9] Max Min 0.0A 0.0A 0.0A 0.0A 0.0A 0.0A 0.0A 0.0 0.0A 0.0 0.0 0.0A [0.0] [0.0] Min OK 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% OK Cnt 23 23 23 22 23 23 23 25 25 25 25 25 25 25 Cnt ------------------ Notes ------------------- All recorded data is continuous and reliable except where the following tags are used... A ... Accumulated Data [ ] Data Not Recorded