CRUTEM4 610520 : NIAMEY A temperature Lat: 13.50 (N) Lon: 2.20 (E) Elevation (m): 223.00 Start and End Years, and First Year Used (earlier years not considered reliable) 1905 2013 1905 Please cite: Osborn & Jones (2014) Earth System Science Data (doi:10.5194/essd-6-61-2014) Jones et al. (2012) J. Geophys. Res. (doi:10.1029/2011JD017139) Missing code: -99.99 Each seasonal mean requires all 3 months to have data Each annual mean requires all 12 months to have data Year, Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec, DJF, MAM, JJA, SON, Annual 1905, 22.50, 24.00, 29.00, 33.00, 33.70, 30.50, 28.80, 27.20, 28.60, 30.10, 29.30, 26.20, -99.99, 31.90, 28.83, 29.33, 28.57 1906, 22.80, 27.20, 31.10, 36.40, 34.00, 32.30, 28.40, 27.40, 30.20, 31.30, 28.70, 26.50, 25.40, 33.83, 29.37, 30.07, 29.69 1907, 24.20, 25.10, 30.10, 33.40, 35.20, 31.40, 29.00, 27.70, 29.00, 32.40, 28.00, 23.30, 25.27, 32.90, 29.37, 29.80, 29.07 1908, 23.80, 26.30, 30.30, 34.40, 35.40, 32.60, 29.50, 27.30, 28.80, 30.10, 26.90, 23.90, 24.47, 33.37, 29.80, 28.60, 29.11 1909, 24.00, 28.30, 33.40, 33.60, 33.20, 29.50, 27.30, 25.60, 25.20, 28.90, 28.10, 24.80, 25.40, 33.40, 27.47, 27.40, 28.49 1910, 23.00, 28.20, 30.40, 33.80, 34.50, 33.50, 29.70, 28.20, 29.50, 30.20, -99.99, -99.99, 25.33, 32.90, 30.47, -99.99, -99.99 1911, 23.60, 27.00, 31.00, 33.80, 33.50, -99.99, -99.99, -99.99, -99.99, -99.99, 28.50, 24.00, -99.99, 32.77, -99.99, -99.99, -99.99 1912, 24.70, 26.80, 30.30, 34.90, 34.20, 31.80, 29.80, 28.60, 29.80, 30.50, 27.30, 24.70, 25.17, 33.13, 30.07, 29.20, 29.45 1913, 24.60, 27.50, 28.60, 33.20, 34.90, 33.80, 30.90, 30.20, 31.20, -99.99, -99.99, -99.99, 25.60, 32.23, 31.63, -99.99, -99.99 1914, 26.80, 26.50, 29.70, 33.30, 35.60, 33.60, 30.60, 28.40, 29.90, 31.60, 30.70, 25.30, -99.99, 32.87, 30.87, 30.73, 30.17 1915, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99 1916, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99 1917, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99 1918, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99 1919, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99 1920, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99 1921, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99 1922, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99 1923, 25.00, 27.50, 30.60, 32.90, 33.70, 32.10, 28.20, 27.30, 28.70, 30.60, 28.40, 25.80, -99.99, 32.40, 29.20, 29.23, 29.23 1924, 25.10, 29.50, 31.70, 33.60, 35.70, 31.60, 28.60, 27.00, 28.60, 31.40, 26.70, 24.00, 26.80, 33.67, 29.07, 28.90, 29.46 1925, 20.80, 24.80, 32.50, 34.80, 33.70, 29.20, 27.70, 27.00, 28.60, 33.30, 28.30, 23.90, 23.20, 33.67, 27.97, 30.07, 28.72 1926, 23.30, 25.70, 29.90, 33.50, 32.80, 26.90, 29.00, 27.40, 29.00, 30.60, 29.10, 25.50, 24.30, 32.07, 27.77, 29.57, 28.56 1927, 21.20, 26.40, 28.80, -99.99, -99.99, -99.99, 29.70, 27.10, 27.80, -99.99, -99.99, -99.99, 24.37, -99.99, -99.99, -99.99, -99.99 1928, -99.99, -99.99, -99.99, 32.50, 34.20, 30.80, 29.60, 26.60, 28.50, 30.40, 27.60, 24.10, -99.99, -99.99, 29.00, 28.83, -99.99 1929, 23.00, 26.50, 31.40, 34.70, 33.50, 29.70, 28.30, 27.00, 28.10, 29.20, 27.10, 22.90, 24.53, 33.20, 28.33, 28.13, 28.45 1930, 25.40, 29.70, 30.00, 33.00, 33.10, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, 26.00, 32.03, -99.99, -99.99, -99.99 1931, 25.30, 27.20, 30.80, 34.30, 33.50, 31.10, 28.50, 28.20, 27.20, 29.60, 27.70, 26.00, -99.99, 32.87, 29.27, 28.17, 29.12 1932, 22.40, 25.00, 26.90, 34.00, 32.70, 31.50, 28.20, 26.20, -99.99, -99.99, -99.99, -99.99, 24.47, 31.20, 28.63, -99.99, -99.99 1933, 24.20, 27.60, 30.60, 34.10, 32.90, 30.10, 28.90, 27.70, 29.40, 29.70, 27.60, 25.70, -99.99, 32.53, 28.90, 28.90, 29.04 1934, 25.10, 27.60, 32.20, 35.40, 36.30, 32.80, 30.30, 29.20, 30.40, 33.00, 30.40, 26.90, 26.13, 34.63, 30.77, 31.27, 30.80 1935, 25.30, 29.10, 33.70, 35.50, 35.70, 32.30, 29.70, 28.20, 29.50, 33.00, 29.50, 27.70, 27.10, 34.97, 30.07, 30.67, 30.77 1936, 23.50, 27.80, 32.70, 34.50, 33.80, 30.80, 28.30, 26.40, 27.70, 30.20, 29.20, 24.50, 26.33, 33.67, 28.50, 29.03, 29.12 1937, 24.50, 27.50, 32.70, 35.20, 36.00, 33.30, 30.50, 27.00, 29.20, 32.60, 30.10, 27.10, 25.50, 34.63, 30.27, 30.63, 30.48 1938, 25.90, 28.80, 29.80, 35.10, 36.10, 33.20, 29.90, 28.10, 29.80, 31.70, 30.50, 23.70, 27.27, 33.67, 30.40, 30.67, 30.22 1939, 25.90, 27.60, 32.60, 31.30, 34.00, 32.80, 29.90, 27.80, 28.40, 30.00, 28.30, 26.10, 25.73, 32.63, 30.17, 28.90, 29.56 1940, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99 1941, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99 1942, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99 1943, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99 1944, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, 28.60, 26.40, -99.99, -99.99, -99.99, -99.99, -99.99 1945, 25.50, 25.90, 29.10, 33.10, 33.40, 29.20, 28.70, 26.70, 28.30, 30.10, 27.60, 24.10, 25.93, 31.87, 28.20, 28.67, 28.48 1946, 25.00, 25.90, 31.20, 33.60, 35.30, 31.20, 28.00, 27.20, 27.80, 29.70, 28.00, 23.80, 25.00, 33.37, 28.80, 28.50, 28.89 1947, 24.30, 29.80, 30.30, 33.20, 34.80, 30.90, 29.80, 27.70, 28.70, 30.60, 27.70, 25.60, 25.97, 32.77, 29.47, 29.00, 29.45 1948, 23.10, 26.90, 29.30, 33.30, 33.90, 30.10, 29.20, 27.30, 29.20, 30.20, 26.80, 24.50, 25.20, 32.17, 28.87, 28.73, 28.65 1949, 24.40, 26.30, 32.00, 34.60, 35.20, 32.60, 29.50, 27.30, 29.20, 31.70, 29.50, -99.99, 25.07, 33.93, 29.80, 30.13, -99.99 1950, 24.70, 25.30, 29.30, 32.10, 34.10, 33.10, 29.70, 26.90, 27.70, 30.00, 27.00, 24.80, -99.99, 31.83, 29.90, 28.23, 28.72 1951, 24.80, 27.50, 31.80, 33.50, 33.60, 32.30, 30.00, 28.20, 28.60, 30.20, 27.70, 24.00, 25.70, 32.97, 30.17, 28.83, 29.35 1952, 24.90, 25.80, 30.20, 34.30, 34.00, 31.90, 29.00, 26.60, 27.00, 29.70, 27.00, 23.90, 24.90, 32.83, 29.17, 27.90, 28.69 1953, 25.20, 28.00, 31.10, 32.60, 32.00, 29.30, 27.50, 26.50, 27.60, 30.40, 27.90, 22.70, 25.70, 31.90, 27.77, 28.63, 28.40 1954, 23.80, 27.40, 30.80, 33.70, 32.60, 30.90, 28.30, 26.00, 28.80, 29.80, 28.70, 25.20, 24.63, 32.37, 28.40, 29.10, 28.83 1955, 24.90, 27.00, 31.00, 33.30, 33.20, 30.10, 27.80, 26.80, 27.40, 30.00, 26.40, 23.70, 25.70, 32.50, 28.23, 27.93, 28.47 1956, 23.60, 28.60, 31.40, 34.00, 34.20, 31.20, 27.60, 26.60, 28.00, 28.80, 28.30, 25.10, 25.30, 33.20, 28.47, 28.37, 28.95 1957, 23.40, 25.60, 30.10, 33.50, 32.50, 30.00, 27.80, 26.80, 27.80, 30.10, 29.50, 26.70, 24.70, 32.03, 28.20, 29.13, 28.65 1958, 25.90, 26.40, 31.50, 35.30, 34.20, 29.60, 27.80, 26.70, 28.30, 30.60, 30.10, 25.90, 26.33, 33.67, 28.03, 29.67, 29.36 1959, 24.90, 28.30, 31.90, 33.50, 34.10, -99.99, 29.10, 26.50, 27.90, 30.40, 28.10, 24.20, 26.37, 33.17, -99.99, 28.80, -99.99 1960, 24.20, 26.50, 30.60, 33.00, 33.60, 31.80, 27.70, -99.99, 27.90, 31.30, 27.50, 26.30, 24.97, 32.40, -99.99, 28.90, -99.99 1961, 24.20, 24.50, 30.20, 33.30, 32.10, 30.50, 28.00, 26.40, 28.10, 29.70, 26.60, 22.80, 25.00, 31.87, 28.30, 28.13, 28.03 1962, 22.50, 26.30, 29.90, 33.20, 33.80, 31.40, 28.60, 26.80, 28.00, 30.20, 30.00, 25.30, 23.87, 32.30, 28.93, 29.40, 28.83 1963, 25.40, 30.60, 30.20, 33.40, 32.80, 31.50, 27.30, 27.10, 28.90, 30.30, 27.40, 25.70, 27.10, 32.13, 28.63, 28.87, 29.22 1964, 25.30, 26.90, 32.30, 33.50, 33.60, 30.60, 28.20, 26.70, 27.80, 30.20, 27.00, 26.50, 25.97, 33.13, 28.50, 28.33, 29.05 1965, 25.80, 28.00, 29.60, 31.80, 33.80, 30.60, 28.30, 27.10, 27.80, 30.80, 26.30, 23.00, 26.77, 31.73, 28.67, 28.30, 28.57 1966, 24.00, 25.70, 30.40, 33.70, 33.20, 30.50, 29.80, 27.80, 27.50, 30.40, 28.30, 25.60, 24.23, 32.43, 29.37, 28.73, 28.91 1967, 22.80, 27.60, 30.90, 34.60, 34.90, 30.30, 28.20, 26.60, 27.00, 29.70, 27.10, 25.90, 25.33, 33.47, 28.37, 27.93, 28.80 1968, 23.30, 27.90, 30.90, 32.70, 33.00, 29.70, 28.40, 28.70, 29.50, 31.00, 28.00, 26.80, 25.70, 32.20, 28.93, 29.50, 29.16 1969, 25.30, 29.00, 32.90, 34.90, 35.00, 31.00, 28.50, 27.70, 28.70, 31.10, 28.60, 26.60, 27.03, 34.27, 29.07, 29.47, 29.94 1970, 26.50, 27.70, 31.20, 34.10, 34.50, 34.00, 29.40, 27.50, 28.80, 31.00, 27.20, 24.10, 26.93, 33.27, 30.30, 29.00, 29.67 1971, 23.30, 28.80, 32.70, 34.30, 34.40, 32.40, 28.70, 26.50, 28.50, 30.10, 28.00, 25.50, 25.40, 33.80, 29.20, 28.87, 29.43 1972, 24.70, 28.00, 31.70, 33.40, 33.30, 31.10, 30.30, 30.30, 24.20, 31.10, 27.60, 25.70, 26.07, 32.80, 30.57, 27.63, 29.28 1973, 25.40, 28.30, 31.40, 34.90, 35.30, 33.20, 29.90, 28.80, 29.70, 31.40, 27.80, 25.40, 26.47, 33.87, 30.63, 29.63, 30.12 1974, 23.70, 26.50, 31.60, 33.80, 33.50, 32.50, 28.30, 27.50, 28.50, 30.30, 27.10, 23.50, 25.20, 32.97, 29.43, 28.63, 28.90 1975, 22.30, 26.20, 26.60, 34.40, 31.80, 31.40, 27.40, 27.00, 27.70, 29.70, 27.50, 25.40, 24.00, 30.93, 28.60, 28.30, 28.12 1976, 23.50, 27.90, 29.60, 32.10, 32.40, 29.90, 28.20, 27.30, 28.50, 28.90, 28.00, 24.90, 25.60, 31.37, 28.47, 28.47, 28.43 1977, 25.40, 26.10, 29.00, 33.10, 33.30, 31.70, 28.30, 27.10, 28.80, 30.10, 26.60, 23.80, 25.47, 31.80, 29.03, 28.50, 28.61 1978, 24.20, 27.90, 31.70, 32.50, 33.00, 29.50, 28.00, 27.70, 28.00, 30.30, 27.30, 25.00, 25.30, 32.40, 28.40, 28.53, 28.76 1979, 25.50, 26.00, 31.20, 33.10, 32.60, 30.20, 28.10, 28.30, 28.40, 30.90, 28.80, 23.80, 25.50, 32.30, 28.87, 29.37, 28.91 1980, 26.30, 27.90, 30.80, 33.90, 33.90, 30.60, 27.90, 27.20, 29.40, 31.10, 28.30, 23.30, 26.00, 32.87, 28.57, 29.60, 29.22 1981, 22.50, 27.00, 31.30, 33.50, 33.20, 31.80, 28.00, 28.30, -99.99, -99.99, 26.80, 24.50, 24.27, 32.67, 29.37, -99.99, -99.99 1982, 23.10, 26.70, 30.80, 34.10, 33.40, 31.80, 29.90, 27.40, 29.70, 30.80, 26.80, 24.80, 24.77, 32.77, 29.70, 29.10, 29.11 1983, 21.70, 28.60, 29.80, 34.40, 34.30, 30.50, 28.90, 28.40, 28.80, 29.70, 27.60, 25.50, 25.03, 32.83, 29.27, 28.70, 29.02 1984, 23.60, 25.90, 31.70, 34.10, 33.50, 31.70, 30.30, 30.30, 29.60, 30.90, 29.00, 24.00, 25.00, 33.10, 30.77, 29.83, 29.55 1985, 25.80, 26.50, 32.30, 33.30, 35.20, 32.20, 28.80, 27.80, 28.50, -99.99, 28.30, 23.40, 25.43, 33.60, 29.60, -99.99, -99.99 1986, 23.30, 28.60, 32.00, 35.40, 34.00, 32.20, 28.40, 28.10, 28.40, 30.40, 28.40, 23.20, 25.10, 33.80, 29.57, 29.07, 29.37 1987, 25.00, 27.00, 31.10, 33.20, 35.30, 32.30, 30.60, 29.00, 30.20, 30.60, 28.40, 25.40, 25.07, 33.20, 30.63, 29.73, 29.84 1988, 24.20, 27.40, 32.50, 34.40, -99.99, 31.20, 28.60, 26.90, 28.20, 30.00, 27.60, 23.70, 25.67, -99.99, 28.90, 28.60, -99.99 1989, 22.40, 25.00, 30.60, 33.60, 34.70, 32.90, 29.60, 27.30, 28.80, 29.50, 27.90, 25.10, 23.70, 32.97, 29.93, 28.73, 28.95 1990, 25.60, 26.00, 29.40, 34.30, 33.90, 32.50, 28.10, 29.10, 29.50, 30.70, 28.90, 27.10, 25.57, 32.53, 29.90, 29.70, 29.59 1991, 24.90, 29.60, 31.20, 34.30, 31.50, 31.00, -99.99, 28.00, 31.00, -99.99, -99.99, -99.99, 27.20, 32.33, -99.99, -99.99, -99.99 1992, 23.20, 26.60, 30.90, 33.80, 33.30, 31.60, 28.70, 27.40, 29.40, 31.40, 27.50, 24.70, -99.99, 32.67, 29.23, 29.43, 29.04 1993, 22.60, 27.50, 31.50, 34.00, 35.30, 32.00, 29.10, 28.40, 29.70, 31.90, 29.50, 24.80, 24.93, 33.60, 29.83, 30.37, 29.69 1994, 24.30, 26.70, 32.20, 34.30, 34.20, 31.60, 29.00, 27.00, 28.80, 30.20, 27.70, 23.30, 25.27, 33.57, 29.20, 28.90, 29.11 1995, 22.20, 25.30, 32.20, 34.10, 34.90, 32.40, 29.90, 28.10, 29.70, 31.80, 28.00, 26.40, 23.60, 33.73, 30.13, 29.83, 29.58 1996, 26.10, 28.90, 32.10, 33.30, 34.70, 31.40, 30.20, 27.90, 28.80, 30.90, 26.70, 25.70, 27.13, 33.37, 29.83, 28.80, 29.72 1997, 23.40, 25.60, 30.10, 33.90, 32.90, 31.80, 29.90, 29.60, 30.30, 32.30, 30.20, 25.40, 24.90, 32.30, 30.43, 30.93, 29.62 1998, 24.50, 28.80, 29.50, 35.50, 34.70, 32.00, 32.00, 27.70, 28.40, 32.00, 29.20, 25.80, 26.23, 33.23, 30.57, 29.87, 30.01 1999, 24.80, 26.90, 32.80, 34.40, 34.50, 33.60, 29.10, 27.30, 28.40, 30.30, 28.90, 24.60, 25.83, 33.90, 30.00, 29.20, 29.63 2000, 23.70, 24.10, 29.90, 34.80, 35.30, 32.00, 28.80, 28.20, 30.40, 31.30, -99.99, 24.50, 24.13, 33.33, 29.67, -99.99, -99.99 2001, 23.70, 25.40, 31.00, 34.80, -99.99, 31.90, -99.99, 28.20, 29.40, 31.10, 28.00, 26.00, 24.53, -99.99, -99.99, 29.50, -99.99 2002, -99.99, 26.00, 32.00, 35.00, 35.90, -99.99, 30.00, 28.70, -99.99, -99.99, 28.70, 25.90, -99.99, 34.30, -99.99, -99.99, -99.99 2003, 25.10, -99.99, -99.99, -99.99, 34.20, -99.99, -99.99, 27.90, -99.99, 32.90, 29.90, 25.20, -99.99, -99.99, -99.99, -99.99, -99.99 2004, 25.30, 27.70, 30.40, 34.60, -99.99, -99.99, 28.70, 28.60, 29.70, 31.90, 29.50, -99.99, 26.07, -99.99, -99.99, 30.37, -99.99 2005, 23.90, 31.00, 34.00, 35.20, -99.99, 31.00, -99.99, 28.20, 29.80, -99.99, 28.80, 26.00, -99.99, -99.99, -99.99, -99.99, -99.99 2006, -99.99, 28.80, 31.70, 34.10, 34.60, 32.90, 30.00, -99.99, 28.50, -99.99, 27.40, 24.40, -99.99, 33.47, -99.99, -99.99, -99.99 2007, 23.50, 27.60, -99.99, 35.30, 35.30, 32.60, 29.70, 27.80, 29.80, -99.99, 29.70, 26.10, 25.17, -99.99, 30.03, -99.99, -99.99 2008, 21.80, 26.10, 31.50, 33.60, 34.20, 32.50, 28.80, 28.00, 29.70, 31.50, 28.30, 25.60, 24.67, 33.10, 29.77, 29.83, 29.30 2009, 24.80, 30.00, 32.70, 34.80, 34.80, 32.30, 30.00, 28.40, 29.70, 31.80, 28.90, 26.60, 26.80, 34.10, 30.23, 30.13, 30.40 2010, 25.70, -99.99, 32.70, -99.99, 35.00, 32.30, 29.50, 28.20, 29.20, 31.10, 30.20, 25.10, -99.99, -99.99, 30.00, 30.17, -99.99 2011, 24.60, 29.50, -99.99, 34.30, 35.50, 32.40, 30.50, 28.40, 30.20, 31.90, 28.80, 24.30, 26.40, -99.99, 30.43, 30.30, -99.99 2012, 24.10, 28.90, 30.90, 35.20, 34.00, -99.99, 29.10, 27.80, 29.50, -99.99, 30.70, 26.40, 25.77, 33.37, -99.99, -99.99, -99.99 2013, 24.90, -99.99, 34.00, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99, -99.99