A Fort Vancouver, Oregon Territory B Fort Brady, outlet of Lake Sup. C Hancock Barracks, Houlton, Me. D Fort Armstrong, Rock Island, Ill. E West Point, New York F Washington, D. C. G Jefferson Barracks, near St. Louis H Fort King, interior of East Florid. I Environs of London K Rome, Italy A B C D E F H I J K Lat. 45 deg. 46 deg. 46 deg. 41 deg. 41 deg. 38 deg. 38 deg. 29 deg. 51 deg. 41 deg. 37' 39' 10' 28' 22' 53' 28' 12' 31' 54' Annual Range. 78 110 118 106 91 84 89 78 67 62 Jan. Min. 17 -21 -24 -10 -1 14 10 33 16 29 Max. 58 40 41 48 53 57 60 83 49 58 Feb. Min. 32 -22 -11 -6 2 16 11 43 19 33 Max. 55 44 42 56 56 62 70 84 54 60 Mar. Min. 32 -7 -1 13 16 28 31 39 24 37 Max. 60 51 54 70 72 70 76 87 60 65 Apr. Min. 32 18 24 33 40 36 38 54 26 44 Max. 70 62 74 78 62 73 83 93 69 74 May. Min. 32 32 81 44 47 50 45 64 33 52 Max. 75 79 83 84 72 85 88 97 78 80 June. Min. 45 41 38 57 57 59 59 73 39 60 Max. 95 86 90 89 79 92 95 105 80 88 July. Min. 40 39 45 62 64 64 50 73 41 64 Max. 95 84 90 95 86 94 96 102 83 91 Aug. Min. 44 49 46 60 62 63 66 72 42 62 Max. 95 84 85 91 87 93 96 104 79 91 Sept. Min. 43 40 33 51 56 51 51 70 34 55 Max. 88 75 78 87 83 88 88 99 75 85 Oct. Min. 50 27 24 82 42 33 38 41 30 46 Max. 66 70 72 73 69 77 80 91 68 77 Nov. Min. 32 15 4 26 36 28 27 30 22 39 Max. 58 58 60 64 63 66 69 82 56 67 Dec. Min. 32 -7 -4 15 20 17 14 36 20 31 Max. 55 42 53 62 56 61 64 79 53 60