ST. LOUIS, MO MONTHLY AND SEASONAL MEAN TEMPERATURE
WINTER SEASON SPRING SEASON SUMMER SEASON FALL SEASON
YEAR DEC JAN FEB AVG MAR APR MAY AVG JUN JUL AUG AVG SEP OCT NOV AVG
1836/37 29.6 38.7 34.2 41.7 49.6 63.4 51.6
1837/38 34.7 20.8 27.8 50.5 58.5 60.5 56.5 75.7 86.1 80.4 80.7 68.6 50.6 34.7 51.3
1838/39 27.4 37.2 38.5 34.4 45.0 63.1 66.8 58.3 70.4 76.4 74.3 73.7 64.4 62.8 38.5 55.2
1839/40 30.4 26.3 39.8 32.2 47.2 61.1 67.3 58.5 75.9 76.9 76.0 76.3 65.7 55.0 42.7 54.5
1840/41 36.0 28.6 32.9 32.5 46.1 54.9 66.7 55.9 77.6 80.9 77.1 78.5 68.1 54.3 46.1 56.2
1841/42 37.2 39.7 37.4 38.1 56.7 63.0 66.8 62.2 72.7 75.8 73.3 73.9 71.9 59.0 37.8 56.2
1842/43 35.1 36.7 25.4 32.4 27.5 55.3 66.8 49.9 73.9 79.1 76.8 76.6 73.3 51.5 43.2 56.0
1843/44 38.0 32.9 41.2 37.4 46.5 66.7 67.7 60.3 75.6 81.6 77.4 78.2 67.0 51.4 44.6 54.3
1844/45 36.6 40.6 44.1 40.4 45.4 64.3 64.7 58.1 74.7 79.8 77.6 77.4 70.9 55.3 42.7 56.3
1845/46 27.4 38.7 31.4 32.5 47.2 59.0 69.3 58.5 70.8 81.4 78.6 76.9 74.0 56.3 46.4 58.9
1846/47            39.7 39.7 27.2 36.2 34.4 41.4 59.3 63.5 54.7 72.0 78.6 74.7 75.1 69.1 57.1 45.1 57.1
1847/48 34.8 39.4 40.4 38.2 44.5 55.2 69.0 56.2 72.5 73.7 75.0 73.7 64.4 55.8 38.7 53.0
1848/49 33.0 29.0 31.2 31.1 49.2 54.4 64.8 56.1 75.4 74.4 73.8 74.5 68.5 53.8 51.8 58.0
1849/50 29.6 37.2 37.2 34.7 43.8 49.7 63.4 52.3 76.8 80.8 81.5 79.7 70.0 56.6 47.8 58.1
1850/51 31.8 35.4 38.5 35.2 48.5 54.4 69.6 57.5 73.4 78.6 76.4 76.1 72.9 56.4 40.8 56.7
1851/52 31.5 28.1 39.0 32.9 48.0 53.0 67.4 56.1 71.6 78.2 73.9 74.6 68.2 62.3 39.1 53.5
1852/53 35.6 34.8 34.1 34.8 43.4 56.8 64.0 54.7 78.3 75.4 76.4 76.7 70.3 54.3 49.4 58.0
1853/54 34.3 28.2 39.5 34.0 47.6 57.2 68.1 57.6 76.7 84.6 82.3 81.2 76.6 61.5 43.7 60.6
1854/55 37.0 33.6 29.9 33.5 39.2 62.4 66.9 56.2 71.7 79.7 74.7 75.4 73.4 54.3 46.9 58.2
1855/56 32.6 20.1 26.6 26.4 36.2 59.3 66.2 53.9 78.5 83.1 74.2 78.6 66.3 59.8 40.6 55.6
1856/57 29.6 19.3 41.8 30.2 39.5 44.4 61.8 48.6 72.6 79.5 76.5 76.2 71.3 54.7 39.1 55.0
1857/58 40.5 40.5 27.2 36.1 47.8 57.7 64.0 56.5 76.5 82.2 78.7 79.1 71.3 58.6 37.6 55.8
1858/59 38.3 33.5 37.8 36.5 48.9 52.3 68.9 56.7 73.3 80.1 76.8 76.7 67.1 54.4 47.4 56.3
1859/60 25.0 33.8 37.6 32.1 59.8 59.0 72.1 63.6 76.2 82.1 78.3 78.9 67.7 58.9 40.9 55.8
1860/61 30.5 31.6 39.8 34.0 44.2 57.9 64.3 55.5 76.8 77.5 78.4 77.6 68.9 60.6 46.2 58.6
1861/62 39.8 29.4 30.1 33.1 43.3 54.1 68.6 55.3 73.6 79.2 78.4 77.1 70.4 56.4 41.9 56.2
1862/63 41.4 37.4 35.8 38.2 43.7 56.5 67.0 55.7 70.6 76.0 75.8 74.1 67.5 47.1 42.9 52.5
1863/64 35.4 28.8 37.5 33.9 39.9 50.7 67.2 52.6 77.3 80.9 77.0 78.4 71.1 51.7 44.1 55.6
1864/65 30.1 27.5 37.3 31.6 45.5 54.9 66.8 55.7 77.5 75.4 75.9 76.3 75.5 57.3 47.1 60.0
1865/66 30.4 31.8 32.6 31.6 41.8 59.8 64.2 55.3 74.3 81.7 74.5 76.8 63.3 57.7 45.6 55.5
1866/67 33.5 25.5 39.4 32.8 33.4 55.6 60.5 49.8 78.1 79.3 79.4 78.9 71.8 58.1 48.2 59.4
1867/68 35.6 25.6 34.6 31.9 50.1 50.4 66.5 55.7 74.7 84.0 74.7 77.8 63.2 55.3 43.5 54.0
1868/69. 27.9 37.2 35.8 33.6 37.3 53.9 64.6 51.9 71.8 78.0 79.4 76.4 67.1 47.5 39.3 51.3
..............................................DO NOT USE PREVIOUS YEARS FOR RECORD STATUS............................................[1]
1869/70 32.1 32.9 35.6 33.5 39.9 57.8 71.0 56.2 76.0 82.6 76.1 78.2 71.2 58.3 46.5 58.7
1870/71 30.4 33.5 39.3 34.4 49.6 60.6 67.2 59.1 78.8 79.2 78.5 78.8 66.8 59.2 38.7 54.9
1871/72 29.1 27.3 31.0 29.1 38.0 58.2 66.5 54.2 76.1 78.6 79.3 78.0 69.8 56.4 36.1 54.1
1872/73 23.3 23.7 31.9 26.3 42.1 51.2 64.9 52.7 77.6 77.8 78.3 77.9 66.6 52.1 41.5 53.4
1873/74 36.2 35.2 36.1 35.8 43.2 47.3 68.6 53.0 78.7 81.2 78.1 79.3 70.0 58.2 43.8 57.3
1874/75 38.1 23.0 26.0 29.0 40.2 51.0 64.1 51.8 72.2 77.8 72.6 74.2 67.0 54.5 41.3 54.3
1875/76 43.5 41.2 41.4 40.5 40.5 57.7 67.2 55.1 73.3 79.4 78.4 77.0 67.2 55.8 41.5 54.8
1876/77 24.7 31.2 42.0 32.6 39.1 54.9 63.6 52.5 74.4 77.9 75.9 76.1 69.8 60.6 42.6 57.7
1877/78 48.3 35.8 40.8 41.6 54.3 60.9 63.5 59.6 72.7 81.7 79.2 77.9 68.8 56.8 47.0 57.5
1878/79 27.0 27.6 33.8 29.5 48.4 55.1 68.8 57.4 73.6 81.0 75.6 76.7 65.6 64.2 48.0 59.3
1879/80 35.0 46.8 40.6 40.8 43.2 57.8 70.2 57.1 74.4 77.8 79.6 77.3 67.6 56.2 33.0 52.3
1880/81 28.2 22.2 31.2 27.2 39.5 51.8 71.6 54.3 76.0 82.1 83.8 80.6 76.6 62.0 44.2 60.9
1881/82 41.6 33.5 44.6 39.9 47.0 59.0 60.2 55.4 74.5 75.4 76.1 75.3 69.8 62.3 45.4 59.2
1882/83  32.6 23.8 31.2 29.2 39.6 57.3 63.0 53.3 73.1 77.8 74.6 75.2 68.0 56.6 50.4 58.3
1883/84 40.8 26.2 36.8 34.6 44.2 54.6 65.3 54.7 74.2 78.6 75.2 76.0 75.0 63.8 47.0 61.9
1884/85 33.6 26.4 27.4 29.1 41.4 57.0 65.4 54.6 74.6 81.7 75.9 77.4 69.2 56.6 48.3 58.0
1885/86 39.0 25.6 36.6 33.7 45.2 59.4 69.4 58.0 74.7 80.6 79.4 78.2 72.2 61.4 46.2 59.9
1886/87 29.9 30.8 40.8 33.8 46.2 60.7 71.1 59.3 77.1 83.8 79.0 80.0 70.0 54.2 45.3 56.5
1887/88 31.8 25.2 33.0 30.0 41.0 59.4 63.2 54.5 73.7 79.8 74.8 76.1 66.6 55.0 44.8 55.5
1888/89 38.2 34.8 31.4 34.8 46.6 57.9 63.8 56.1 70.6 77.8 75.4 74.6 67.0 55.1 41.4 54.5
1889/90 49.8 39.2 40.2 43.1 39.0 57.2 63.8 53.3 79.4 79.8 74.7 78.0 65.0 57.3 48.6 57.0
1890/91 37.6 36.6 35.9 36.7 39.0 58.7 63.6 53.8 75.7 74.9 74.8 75.1 74.0 57.6 41.2 57.6
1891/92 42.8 25.9 40.0 36.2 40.4 54.0 62.8 52.4 76.6 77.1 77.8 77.2 70.3 60.2 41.5 57.3
1892/93 33.0 24.8 30.8 29.5 43.8 56.6 64.0 54.8 75.2 80.2 76.1 77.2 72.6 58.6 44.1 58.4
1893/94 36.4 35.5 32.4 34.8 51.2 57.8 66.0 58.3 78.4 79.2 78.6 78.7 70.8 59.6 42.5 57.6
1894/95 38.8 26.2 25.1 30.0 44.1 59.8 66.6 56.8 77.1 76.4 77.9 77.1 74.1 53.6 43.2 57.0
1895/96 37.0 35.0 36.8 36.3 40.6 64.8 73.0 59.5 74.0 79.0 79.4 77.5 68.2 57.2 46.2 57.2
1896/97 40.8 30.6 36.8 36.1 46.6 56.0 63.5 55.4 75.2 80.6 76.8 77.5 77.4 66.3 46.1 63.3
1897/98 32.8 37.3 38.4 36.2 47.2 54.4 67.1 56.2 77.8 78.2 78.4 78.1 74.2 56.0 43.1 57.8
1898/99 32.6 32.6 24.1 29.8 39.6 57.8 68.7 55.4 77.4 78.8 81.1 79.1 70.1 64.4 52.2 62.2
1899/00 33.0 37.4 29.8 33.4 42.8 58.0 68.8 56.5 74.4 78.8 83.8 79.0 74.1 65.8 47.4 62.4
1900/01 38.0 37.2 31.0 35.4 44.8 54.4 66.2 55.1 80.6 87.4 80.0 82.7 71.8 61.8 44.0 59.2
1901/02 30.2 32.4 26.4 29.7 46.8 55.4 71.8 58.0 74.2 80.3 76.4 77.0 66.4 62.2 53.3 60.6
1902/03 34.0 33.7 33.6 33.8 49.4 57.4 69.0 58.6 70.4 80.8 77.2 76.1 69.6 59.2 41.8 56.9
1903/04 29.8 27.8 30.8 29.5 44.9 49.2 65.1 53.1 72.3 76.0 74.4 74.2 71.0 58.7 48.2 59.3
1904/05 34.7 24.2 23.4 27.4 49.9 55.8 67.2 57.6 76.2 75.4 77.6 76.4 70.8 56.4 46.6 57.9
1905/06 35.3 36.8 32.2 34.8 33.7 59.8 67.0 53.5 72.3 76.5 78.1 75.6 73.4 56.9 43.8 58.0
1906/07 36.6 36.2 34.4 35.7 52.9 46.9 59.0 52.9 71.2 78.9 76.7 75.6 68.6 56.0 44.4 56.3
1907/08 38.0 34.0 34.3 35.4 49.8 56.1 66.9 57.6 73.2 77.6 77.4 76.1 73.4 57.8 48.6 59.9
1908/09 38.9 32.8 39.4 37.0 43.6 54.4 63.5 53.8 75.0 77.1 81.1 77.7 68.3 56.2 54.4 59.6
1909/10 26.4 32.6 29.2 29.4 57.5 55.7 60.8 58.0 72.3 76.9 75.3 74.8 70.4 60.8 42.0 57.7
1910/11 32.2 35.5 38.4 35.4 46.8 54.1 71.4 57.4 79.4 79.4 75.9 78.2 74.2 57.4 39.2 56.9
1911/12 38.4 20.4 28.0 28.9 35.6 57.1 68.2 53.6 70.3 78.7 76.2 75.1 70.8 60.8 47.4 59.7
1912/13 38.6 34.8 31.9 35.1 42.1 56.0 67.3 55.1 78.4 80.8 83.0 80.7 69.9 56.2 52.4 59.5
1913/14 41.2 39.7 27.4 36.1 43.5 56.3 69.5 56.4 81.1 83.2 78.8 81.0 69.6 60.8 50.3 60.2
1914/15 28.6 29.6 40.5 32.9 38.5 63.1 64.7 55.4 72.0 76.4 70.4 72.9 72.4 61.7 50.9 61.7
1915/16 35.4 34.1 32.8 34.1 45.1 54.4 68.0 55.8 71.5 84.2 78.7 78.1 68.3 59.2 49.2 58.9
1916/17 33.6 34.8 30.4 32.9 46.5 53.7 60.6 53.6 73.3 79.0 75.3 75.9 69.0 51.1 47.7 55.9
1917/18 26.8 18.8 35.6 27.1 52.7 51.2 70.9 58.3 77.1 78.5 82.6 79.4 63.6 62.3 46.2 57.4
1918/19 43.0 37.8 36.7 39.2 47.1 57.6 63.0 55.9 77.3 81.5 77.1 78.6 73.6 60.8 44.8 59.7
1919/20 29.6 28.4 34.8 30.9 46.7 51.3 64.8 54.3 75.2 78.9 75.0 76.4 72.5 64.0 43.7 60.1
1920/21 37.5 39.2 42.1 39.6 54.0 58.1 68.5 60.2 78.4 83.2 77.5 79.7 74.4 59.6 47.3 60.4
1921/22 38.6 30.2 36.4 35.1 46.2 58.2 69.4 57.9 78.2 78.7 78.9 78.6 73.8 62.2 48.8 61.6
1922/23 36.7 39.5 30.4 35.5 41.5 55.0 64.1 53.5 75.2 80.7 77.9 77.9 69.0 54.9 47.9 57.3
1923/24 44.4 26.6 35.6 35.5 39.9 58.4 59.4 52.6 73.4 75.1 78.2 75.6 65.0 64.6 47.6 59.1
1924/25 30.0 33.0 40.8 34.6 48.6 62.7 63.4 58.2 78.4 79.1 78.3 78.6 77.2 49.5 43.4 56.7
1925/26 32.8 34.6 40.2 35.9 39.6 50.2 68.5 52.8 72.6 81.0 79.4 77.7 70.9 58.4 40.5 56.6
1926/27 33.4 31.6 43.2 36.1 47.9 57.0 64.5 56.5 71.2 77.6 72.2 73.7 75.3 62.8 48.0 62.0
1927/28 32.4 34.7 37.6 34.9 46.0 52.4 66.6 55.0 68.6 79.9 77.6 75.4 67.4 62.2 46.0 58.5
1928/29 38.6 27.6 28.8 31.7 50.8 58.2 62.2 57.1 72.8 79.8 76.4 76.3 68.7 58.4 41.5 56.2
1929/30 37.5 22.2 43.0 34.2 43.0 59.7 66.0 56.2 73.7 82.3 79.0 78.3 71.9 55.6 46.0 57.8
1930/31 34.0 35.9 40.3 36.7 39.3 55.5 61.5 52.1 78.4 81.2 76.1 78.6 75.8 61.2 53.6 63.5
1931/32 43.1 38.3 42.5 41.3 37.3 56.8 66.6 53.6 76.4 80.7 77.1 78.1 68.0 56.3 38.8 54.4
1932/33 32.4 41.4 32.8 35.5 43.8 54.5 66.5 54.9 80.1 80.3 76.8 79.1 75.7 55.9 44.4 58.7
1933/34 38.5 36.0 29.3 34.6 39.9 55.4 69.6 55.0 81.2 86.3 78.9 82.1 65.4 60.6 49.1 58.4
1934/35 31.8 32.9 37.2 34.0 50.4 51.3 60.5 54.1 70.3 80.5 77.5 76.1 69.6 57.2 41.9 56.2
1935/36 28.8 23.6 22.9 25.1 47.8 51.4 69.9 56.4 75.8 86.4 84.7 82.3 73.6 57.5 41.5 57.5
1936/37 37.3 30.1 33.1 33.5 40.6 55.5 66.4 54.2 74.8 78.6 81.3 78.2 69.1 56.2 41.8 55.7
1937/38 31.4 33.2 42.6 35.7 54.0 56.8 65.2 58.7 73.3 80.8 81.2 78.4 72.2 63.2 46.8 60.7
1938/39 34.8 38.4 33.2 35.5 47.2 52.3 68.6 56.0 75.7 80.0 75.2 77.0 75.4 60.8 43.4 59.9
1939/40 36.2 14.6 32.6 27.8 42.4 53.2 62.4 52.7 75.4 78.2 77.0 76.9 68.7 63.0 42.2 58.0
1940/41  38.6 33.9 31.6 34.7 39.4 58.8 69.0 55.7 75.7 79.8 79.7 78.4 71.6 61.6 45.4 59.5
1941/42     39.7 31.4 33.0 34.7 45.8 59.4 64.6 56.6 74.0 79.4 75.2 76.2 68.3 58.2 47.5 58.0
1942/43 31.2 30.6 38.8 33.5 39.4 54.2 64.1 52.6 76.8 80.6 79.8 79.1 65.6 56.5 41.6 54.6
1943/44 30.6 36.0 37.0 34.5 40.4 52.6 70.1 54.4 78.4 78.4 77.1 78.0 69.4 59.4 46.2 58.3
1944/45 28.0 27.7 35.0 30.2 53.4 56.1 60.2 56.6 69.8 76.0 76.9 74.2 69.0 57.2 45.4 57.2
1945/46 27.6 33.8 40.0 33.8 56.3 60.0 62.0 59.4 75.8 79.2 72.7 75.9 68.6 61.7 47.8 59.4
1946/47     39.8 36.6 28.2 34.9 36.4 54.8 63.0 51.4 73.1 76.0 84.9 78.0 71.2 65.5 40.4 59.0
1947/48 38.0 25.5 33.2 32.2 43.2 59.8 64.0 55.7 74.7 78.4 77.5 76.9 71.2 55.8 47.0 58.0
1948/49 37.6 32.4 36.1 35.4 43.6 53.6 68.8 55.3 76.9 80.4 76.6 78.0 63.9 59.9 48.7 57.5
1949/50 39.7 37.7 36.6 38.0 40.7 50.7 67.0 52.8 74.1 75.2 72.3 73.9 67.3 64.2 38.4 56.6
1950/51 28.9 32.6 35.4 32.3 40.1 52.1 67.5 53.2 72.2 78.2 76.6 75.7 66.3 59.3 38.8 54.8
1951/52 33.6 35.9 39.8 36.4 42.4 54.8 65.9 54.4 83.1 81.4 76.7 80.4 70.0 53.7 46.0 56.6
1952/53 37.0 35.3 39.9 37.4 46.8 52.1 67.2 55.4 81.5 81.4 78.3 80.4 72.4 62.0 47.6 60.7
1953/54 37.7 32.7 43.8 38.1 42.1 62.1 61.6 55.3 79.4 84.9 80.0 81.4 74.6 58.9 45.9 59.8
1954/55 36.7 33.0 35.9 35.2 44.9 62.9 68.3 58.7 71.5 83.4 80.2 78.4 73.6 58.3 41.7 59.9
1955/56 33.1 29.2 36.9 33.1 45.1 53.4 67.8 55.4 76.2 77.8 79.3 77.8 70.8 64.5 45.0 60.1
1956/57 38.5 26.9 40.4 35.3 43.4 56.4 66.2 55.3 75.6 80.1 79.3 78.3 68.4 54.9 43.5 55.6
1957/58 40.8 31.3 25.4 32.5 38.0 55.7 66.1 53.3 71.5 76.5 77.5 75.2 69.1 59.1 48.9 59.0
1958/59 30.3 26.3 35.7 30.8 45.7 56.8