Department of Water Affairs, Namibia HYMONTH V86 Output 28/07/2010 Site 0349158 Blinkoog Site 0349158.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 1937/38 [ ] 28.5 18.5 19.0 11.2 17.7 19.6 23.0 4.3 19.5 0.0 0.0 [14.7] [161.3] 31 1938/39 0.4 25.3 20.1 3.0 20.6 102.4 3.2 2.5 21.1 29.5 12.3 0.1 20.0 240.5 0 1939/40 30.9 1.2 2.4 38.1 100.7 51.3 1.1 0.0 1.3 0.0 0.0 10.0 19.7 237.0 0 1940/41 8.4 1.8 0.3 82.3 51.3 1.8 0.0 0.0 0.3 0.0 0.0 0.0 12.2 146.2 0 1941/42 11.2 0.5 0.0 0.0 44.7 75.6 22.9 27.8 0.0 0.0 0.0 10.4 16.1 193.1 0 1942/43 36.3 10.4 16.8 12.4 9.2 4.1 11.9 46.0 0.0 0.0 0.6 0.8 12.4 148.5 0 1943/44 0.0 54.5 55.3 11.5 24.4 76.9 0.0 4.8 0.8 0.8 1.0 0.0 19.2 230.0 0 1944/45 2.8 1.8 0.0 15.3 3.3 38.6 0.0 0.0 0.0 9.2 0.3 0.0 5.9 71.3 0 1945/46 0.0 6.1 9.2 9.4 8.1 0.0 34.4 4.6 0.3 0.0 0.0 9.9 6.8 82.0 0 1946/47 3.6 0.0 31.5 47.3 0.0 31.5 24.1 8.4 2.3 0.0 0.5 10.0 13.3 159.2 0 1947/48 0.0 18.0 33.8 3.3 55.2 32.5 19.0 0.0 0.0 0.0 0.0 0.0 13.5 161.8 0 1948/49 0.0 7.6 33.5 8.0 21.1 94.7 13.5 6.4 1.0 0.0 16.0 0.3 16.8 202.1 0 1949/50 10.7 0.0 3.3 6.3 121.7 91.7 61.7 24.4 2.0 0.0 0.8 2.8 27.1 325.4 0 1950/51 6.6 11.4 13.9 0.0 46.7 6.1 2.8 6.1 1.5 0.0 0.0 0.0 7.9 95.1 0 1951/52 0.5 5.1 0.0 2.3 83.1 7.6 6.3 2.3 0.0 0.0 0.0 0.0 8.9 107.2 0 1952/53 41.5 7.4 25.3 1.3 41.4 29.3 15.4 0.0 0.0 0.3 0.8 0.0 13.6 162.7 0 1953/54 0.6 0.8 38.5 2.0 9.2 95.6A 8.7 7.3 0.0 1.1 0.0 0.3 13.7A 164.1A 0 1954/55 8.0 6.4 0.0 66.1 15.1 5.6 2.5 0.1 38.2 0.2 0.0 0.0 11.9 142.2 0 1955/56 14.0 51.9 7.3 59.2 107.9 156.0 0.0 2.5 0.0 0.0 0.0 0.0 33.2 398.8 0 1956/57 6.0 0.0 2.7 8.0 3.4 48.0 16.6 12.9 0.3 0.0 0.6 5.0 8.6 103.5 0 1957/58 0.0 11.0 27.8 14.8 26.0 25.1 16.5 1.2 0.0 0.0 0.0 0.0 10.2 122.4 0 1958/59 0.0 0.0 12.4 5.4 32.0 5.0 6.5 5.5 15.5 0.0 0.0 0.0 6.9 82.3 0 1959/60 0.0 11.3 6.5 7.5 40.9 17.5 [ ] 0.0 0.0 0.0 0.0 6.7 [8.2] [90.4] 30 1960/61 0.0 5.0 14.0 9.0 16.0 7.0 71.0 0.0 19.0 16.5 0.0 0.0 13.1 157.5 0 1961/62 0.0 53.5 0.0 9.5 63.0 3.5 0.0 0.0 0.0 0.0 12.0 0.0 11.8 141.5 0 1962/63 0.0 12.5 0.0 30.5 24.0 52.0 18.0 19.0 0.0 0.0 0.0 0.0 13.0 156.0 0 1963/64 [ ] 0.0 0.0 0.0 0.0 10.0 0.0 1.2 0.2 0.0 0.0 5.0 [1.5] [16.4] 31 1964/65 0.0 0.0 22.5 7.3 1.5 6.3 21.5 0.0 [ ] [ ] [ ] [ ] [7.4] [59.1] 122 1965/66 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1966/67 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1967/68 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 366 1968/69 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 0.5 0.0 0.0 0.0 0.0 [0.1] [0.5] 212 1969/70 0.0 0.0 0.0 0.0 70.0 2.1 9.1 0.0 0.0 0.0 12.2 0.0 7.8 93.4 0 1970/71 32.5 0.0 44.2 84.3 9.4 17.5 44.0 19.9 0.0 0.0 0.0 3.1 21.2 254.9 0 1971/72 21.3 3.8 26.9 82.8 7.5 23.7 28.1 0.0 0.0 0.0 0.0 0.0 16.2 194.1 0 2130 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 28/07/2010 Site 0349158 Blinkoog Site 0349158.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 1972/73 0.0 13.1 0.0 0.0 79.3 43.0 15.2 0.0 0.0 8.1 0.0 0.0 13.2 158.7 0 1973/74 33.0 0.0 43.8 163.7 164.6 91.2 44.3 7.2 0.0 0.0 5.6 0.0 46.1 553.4 0 1974/75 6.0 12.8 8.3 12.8 0.6 158.0 0.0 6.3 0.0 0.6 0.0 0.0 17.1 205.4 0 1975/76 3.4 0.0 30.2 85.9 36.1 72.9 13.4 11.0 12.6 0.0 0.0 0.0 22.1 265.5 0 1976/77 8.0 0.0 0.0 5.4 57.0 58.7 63.1 0.0 0.0 0.0 0.0 0.0 16.0 192.2 0 1977/78 0.0 0.0 0.0 23.7 7.5 38.6 17.6 0.0 0.0 0.0 0.0 11.5 8.2 98.9 0 1978/79 0.0 3.9 8.3 17.6 11.0 3.4 34.5 0.0 15.7 22.2 0.3 3.8 10.1 120.7 0 1979/80 8.6 7.8 10.1 0.1 25.0 24.5 5.6 0.0 0.0 0.0 12.2 5.1 8.3 99.0 0 1980/81 0.0 4.2 3.0 0.0 76.3 41.9 0.1 0.0 3.5 0.0 13.7 0.0 11.9 142.7 0 1981/82 2.9 0.0 0.0 0.1 17.3 3.3 10.3 0.0 0.0 0.2 0.0 1.3 2.9 35.4 0 1982/83 6.9 0.0 0.5 10.6 0.0 23.1 3.0 3.9 14.4 0.0 0.0 0.9 5.3 63.3 0 1983/84 7.9 19.9 43.4 0.0 11.3 30.9 11.6 1.2 0.6 0.1 0.0 0.0 10.6 126.9 0 1984/85 0.3 0.5 0.1 29.7 17.3 47.7 1.0 0.5 0.0 1.1 0.0 2.0 8.4 100.2 0 1985/86 25.5 21.4 2.0 0.5 9.8 50.4 14.9 0.0 0.0 0.0 2.6 10.7 11.5 137.8 0 1986/87 11.4 1.7 0.1 0.0 40.3 7.6 10.4 0.1 0.0 0.2 0.0 5.1 6.4 76.9 0 1987/88 0.0 13.3 0.2 47.1 12.7 22.6 11.1 3.2 0.8 0.0 2.7 0.0 9.5 113.7 0 1988/89 0.0 30.3 21.4 121.5 76.1 40.2 93.8 5.4 0.0 0.7 0.0 0.1 32.5 389.5 0 1989/90 0.0 0.0 2.5 7.8 9.6 34.8 52.4 0.0 0.2 0.0 0.0 0.1 8.9 107.4 0 1990/91 0.1 7.2 27.1 44.2 7.8 89.0 0.0 0.0 3.3 0.0 0.0 38.8 18.1 217.5 0 1991/92 4.5 30.2 44.3 0.0 26.9 30.1 4.5 0.0 0.2 0.2 1.3 0.0 11.8 142.2 0 1992/93 10.0 13.5 1.0 18.9 8.9 35.8 39.3 6.7 2.4 0.0 0.0 0.0 11.4 136.5 0 1993/94 31.3 24.8 6.7 48.2 58.4 6.4 17.2 0.0 6.5 3.4 0.0 0.0 16.9 202.9 0 1994/95 0.0 1.3 0.0 5.5 18.1 88.4 0.0 14.0 0.0 0.0 0.3 1.9 10.8 129.5 0 1995/96 8.1 11.4 27.3 17.8 69.9 12.6 7.8 2.2 1.7 36.0 0.0 5.7 16.7 200.5 0 1996/97 5.5 56.1 32.0 18.9 0.0 44.1 0.0 4.8 0.0 0.0 0.0 3.7 13.8 165.1 0 1997/98 0.0 0.0 13.0 58.4 15.6 30.5 0.0 0.0 0.0 0.4 0.3 23.4 11.8 141.6 0 1998/99 13.3 0.0 25.6 19.3 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [14.6] [58.2] 242 1999/ 0 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 366 2130 Tot Mean 7.5 10.5 14.1 24.2 33.8 39.8A 17.0 5.1 3.0 2.6 1.7 3.1 [13.4] [157.3] Mean Med. 3.1 5.1 8.3 10.0 20.6 30.9A 11.3 1.2 0.0 0.0 0.0 0.0 Med. Max 41.5 56.1 55.3 163.7 164.6 158.0A 93.8 46.0 38.2 36.0 16.0 38.8 [46.1] [553.4] Max Min 0.0 0.0 0.0 0.0 0.0 0.0A 0.0 0.0 0.0 0.0 0.0 0.0 [0.1] [0.5] Min OK 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% OK Cnt 56 58 58 58 57 57 56 58 57 57 57 57 59 59 Cnt ------------------ Notes ------------------- All recorded data is continuous and reliable except where the following tags are used... A ... Accumulated Data [ ] Data Not Recorded