Department of Water Affairs, Namibia HYMONTH V86 Output 28/07/2010 Site 0422032 Blumtal Site 0422032.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 1920/21 0.0 2.2 2.0 14.5 90.1 72.1 40.9 14.4 0.0 0.0 0.0 0.0 19.7 236.2 0 1921/22 9.5 13.0 15.9 61.1 13.6 3.3 0.0 16.0 0.0 0.0 0.0 0.0 11.0 132.4 0 1922/23 0.4 9.3 1.9 29.3 155.2 43.2 29.6 16.1 0.0 0.0 0.0 0.0 23.7 285.0 0 1923/24 3.4 5.4 0.0 18.8 26.2 97.3 16.3 12.1 0.0 2.8 0.0 0.0 15.2 182.3 0 1924/25 0.0 0.0 18.1 19.3 92.9 50.0 109.3 7.0 0.2 34.4 0.0 0.7 27.7 331.9 0 1925/26 0.0 0.9 8.7 12.6 0.0 15.9 17.1 15.7 10.0 0.0 0.0 3.3 7.0 84.2 0 1926/27 0.0 29.5 18.1 11.2 24.7 32.0 9.6 0.0 0.0 0.0 0.0 0.0 10.4 125.1 0 1927/28 20.0 11.7 22.3 72.3 1.5 85.8 60.9 0.0 0.0 0.0 0.0 12.6 23.9 287.1 0 1928/29 0.0 5.3 0.6 6.9 12.6 26.2 0.8 13.5 0.7 0.0 1.7 9.7 6.5 78.0 0 1929/30 0.0 4.1 7.3 19.4 6.7 8.2 0.0 0.0 0.0 0.0 2.0 0.0 4.0 47.7 0 1930/31 0.0 5.8 6.1 37.4 64.3 39.7 0.0 0.0 0.0 5.9 0.0 0.8 13.3 160.0 0 1931/32 1.4 20.1 3.3 5.1 29.4 48.9 [ ] [ ] [ ] [ ] [ ] [ ] [18.0] [108.2] 183 1932/33 [ ] [ ] [ ] 8.3 [ ] [ ] [ ] [ ] [ ] [ ] 0.0 0.0 [2.8] [8.3] 273 1933/34 0.0 13.5 56.0 72.9 79.4 69.1 3.5 2.7 0.0 0.0 0.0 0.0 24.8 297.1 0 1934/35 5.5 43.0 4.0 6.5 50.0 18.0 19.5 0.0 [ ] 0.0 0.0 0.5 [13.4] [147.0] 30 1935/36 4.6 3.5 3.3 46.3 0.0 129.6 [ ] 0.0 0.0 0.0 0.0 1.3 [17.1] [188.6] 30 1936/37 5.5 0.0 42.2 56.1 61.4 0.0 0.0 0.0 0.0 0.0 0.0 [ ] [15.0] [165.2] 30 1937/38 [ ] [ ] [ ] [ ] [ ] 6.5 11.0 8.8 3.7 27.5 0.0 0.0 [8.2] [57.5] 151 1938/39 0.0 49.1 48.5 71.5 32.5 22.0 32.3 0.0 [ ] 33.4 4.7 0.0 [26.7] [294.0] 30 1939/40 0.0 0.0 0.0 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [0.0] [0.0] 274 1940/41 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1941/42 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1942/43 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1943/44 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 366 1944/45 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1945/46 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1946/47 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1947/48 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 366 1948/49 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1949/50 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1950/51 [ ] [ ] [ ] [ ] [ ] 4.8 2.6 4.3 0.0 0.0 0.0 1.3 [1.9] [13.0] 151 1951/52 2.0 8.1 0.0 7.6 36.8 0.0 2.0 0.0 0.0 0.0 0.0 0.0 4.7 56.5 0 1952/53 22.4 11.2 0.0 0.0 41.3 31.7 7.5 0.0 0.0 0.0 0.0 4.5 9.9 118.6 0 1953/54 0.0 0.0 72.6 15.5 20.1 192.8 42.9 0.0 0.0 0.0 0.0 0.0 28.7 343.9 0 1954/55 0.0 8.5 0.0 0.0 138.0 24.5 8.0 8.5 18.1 0.0 0.0 0.0 17.1 205.6 0 4957 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 28/07/2010 Site 0422032 Blumtal Site 0422032.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 1955/56 0.0 8.2 19.8 31.3 169.2 61.8 0.0 0.0 0.0 0.0 0.0 0.0 24.2 290.3 0 1956/57 5.4 15.5 0.0 48.7 18.4 33.8 16.1 12.3 0.0 0.0 0.0 8.4 13.2 158.6 0 1957/58 0.0 19.9 85.9 18.3 63.5 0.0 18.3 0.0 0.0 0.0 0.0 0.0 17.2 205.9 0 1958/59 0.0 0.0 5.3 8.9 20.6 8.7 3.0 4.0 0.0 0.0 0.0 0.0 4.2 50.5 0 1959/60 0.0 0.0 21.9 37.1 14.6 56.1 17.1 0.0 0.0 0.0 0.0 0.0 12.2 146.8 0 1960/61 0.0 30.7 7.2 25.0 10.9 10.9 64.4 2.4 25.5 0.0 0.0 0.0 14.8 177.0 0 1961/62 0.0 28.7 7.0 11.7 96.4 5.1 0.0 0.0 0.0 0.0 0.0 0.0 12.4 148.9 0 1962/63 0.0 8.2 6.7 98.2 10.1 58.9 47.9 28.0 0.0 0.0 0.0 0.0 21.5 258.0 0 1963/64 0.0 80.2 5.0 0.0 5.4 0.0 0.0 0.0 0.0 0.0 2.2 0.0 7.7 92.8 0 1964/65 18.6 0.0 14.8 37.6 0.0 67.6 30.6 0.0 0.0 0.0 0.0 9.6 14.9 178.8 0 1965/66 0.0 12.0 0.0 41.3 65.8 3.4 0.0 0.0 0.5 0.0 0.0 0.0 10.2 123.0 0 1966/67 35.6 0.0 8.0 31.5 13.0 11.3 79.2 46.5 0.0 0.0 0.0 0.0 18.8 225.1 0 1967/68 0.0 19.1 0.0 0.0 7.5 220.2 1.0 46.9 2.5 0.0 0.0 0.0 24.8 297.2 0 1968/69 8.2 15.5 4.5 4.2 34.0 0.0 11.3 3.0 0.0 0.0 0.0 1.2 6.8 81.9 0 1969/70 0.0 5.7 1.0 6.5 24.1 0.0 9.8 0.0 0.0 0.0 0.5 0.0 4.0 47.6 0 1970/71 24.0 16.0 7.0 16.9 33.7 27.3 16.4 [ ] [ ] [ ] [ ] [ ] [20.2] [141.3] 153 4957 Tot Mean 4.4 13.3 13.8 26.6 42.3 40.7 19.7 7.1 1.7 2.8 0.3 1.5 [14.1] [160.4] Mean Med. 0.0 8.4 6.4 18.5 26.2 26.2 11.0 0.0 0.0 0.0 0.0 0.0 Med. Max 35.6 80.2 85.9 98.2 169.2 220.2 109.3 46.9 25.5 34.4 4.7 12.6 [28.7] [343.9] Max Min 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 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 38 38 38 38 37 39 37 37 35 37 38 37 41 41 Cnt ------------------ Notes ------------------- All recorded data is continuous and reliable except where the following tags are used... [ ] Data Not Recorded