Department of Water Affairs, Namibia HYMONTH V86 Output 28/07/2010 Site 0531246 Zonderloop Site 0531246.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 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 0.0 12.7 0.0 13.2 0.0 [5.2] [25.9] 212 1949/50 11.2 0.0 21.3 19.3 68.2 94.2 50.9 23.1 1.3 0.0 0.0 0.0 24.1 289.5 0 1950/51 0.0 2.3 19.1 14.0 20.6A 17.3 31.4 12.4 0.0 0.0 0.0 11.0 10.7A 128.1A 0 1951/52 3.6 12.4 0.0 0.0 90.4 9.1 12.8 0.0 3.9 0.0 0.0 0.8 11.1 133.0 0 1952/53 6.8 19.6 0.0 3.1 38.7 47.1 11.0 0.0 0.0 0.0 0.0 0.0 10.5 126.3 0 1953/54 5.0 0.0 62.7 2.5 16.0 142.2 36.0 0.0 0.0 0.0 0.0 0.0 22.0 264.4 0 1954/55 0.0 15.0 9.5 14.1 40.0 71.1 16.6 13.5 11.9 0.0 0.0 0.0 16.0 191.7 0 1955/56 0.0 40.0 8.5 70.5 105.8 104.0 0.0 3.3 0.0 1.8 0.0 0.0 27.8 333.9 0 1956/57 0.0 1.5 11.0 35.2 28.7 25.0 6.0 4.5 0.0 1.5 0.0 0.0 9.4 113.4 0 1957/58 0.0 20.0 18.5 31.0 14.0 12.0 1.5 0.0 0.0 0.0 0.0 0.0 8.1 97.0 0 1958/59 0.0 0.0 0.0 8.5 73.5 24.5 0.0 0.0 5.5 0.0 0.0 0.0 9.3 112.0 0 1959/60 13.5 1.5 7.7 8.0 70.8 43.0 15.0 0.0 0.0 0.0 0.0 0.0 13.3 159.5 0 1960/61 0.0 9.5 0.0 20.0 23.5 86.5 31.0 18.0 28.0A 0.0 0.0 0.0 18.0A 216.5A 0 1961/62 0.0 32.5 39.5 7.5 87.3 4.0 0.0 0.0 0.0 0.0 1.5 0.0 14.4 172.3 0 1962/63 0.0 3.0 4.0 127.0 0.0 79.0 37.0 13.0 0.0 3.0 0.0 0.0 22.2 266.0 0 1963/64 19.0 15.5 0.0 0.0 0.0 8.0 0.0 0.0 0.0 0.0 0.0 0.0 3.5 42.5 0 1964/65 15.0 0.0 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [7.5] [15.0] 304 1965/66 [ ] [ ] [ ] 26.5 0.0 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [13.3] [26.5] 306 1966/67 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 15.5 0.0 0.0 0.0 0.0 [3.1] [15.5] 212 1967/68 2.5 25.0 0.0 0.0 0.0 30.0 [ ] [ ] [ ] [ ] [ ] [ ] [9.6] [57.5] 183 1968/69 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1969/70 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1970/71 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1971/72 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 366 1972/73 5.0 23.0 0.0 0.0 10.1 4.3 5.0 0.0 0.0 0.0 0.0 0.0 3.9 47.4 0 1973/74 10.0 0.0 8.0 159.0 173.0 0.0 45.5 0.0 0.0 0.0 0.0 0.0 33.0 395.5 0 1974/75 0.0 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [0.0] [0.0] 334 3012 Tot Mean 4.6 11.6 11.7 28.7 45.3A 44.5 17.6 5.4 3.3A 0.3 0.8 0.6 [12.9] [140.4] Mean Med. 1.3 9.5 7.8 14.0 28.7A 27.5 12.8 0.0 0.0A 0.0 0.0 0.0 Med. Max 19.0 40.0 62.7 159.0 173.0A 142.2 50.9 23.1 28.0A 3.0 13.2 11.0 [33.0] [395.5] Max Min 0.0 0.0 0.0 0.0 0.0A 0.0 0.0 0.0 0.0A 0.0 0.0 0.0 [0.0] [0.0] Min OK 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% OK Cnt 20 19 18 19 19 18 17 19 19 19 19 19 23 23 Cnt ------------------ Notes ------------------- All recorded data is continuous and reliable except where the following tags are used... A ... Accumulated Data [ ] Data Not Recorded