Adana - Istanbul: 939 km. / 588.7 miles Adana - Antakya: 200 km. / 125.39 miles Antakya - Gaziantep: 210 km. / 131.66 miles Gaziantep - Adiyaman: 148 km. / 92.79 miles Adiyaman - Kahta: 36 km. / 22.571 miles Adiyaman - Sanliurfa: 109 km. / 68.339 miles Sanliurfa - Mardin: 185 km. / 115.988 miles Mardin - Midyat: 70 km. / 43.888 miles Midyat - Hasankeyf: 42 km. / 26.333 miles Hasankeyf - Batman: 33 km. / 20.690 miles Batman - Diyarbakir: 135 km. / 84.640 miles Diyarbakir - Istanbul: 1365 km. / 855.8 miles   Jan. Feb. Mar. Apr. May Jun. Jul. Aug. Sep. Oct. Nov. Dec.   F° C° F° C° F° C° F° C° F° C° F° C° F° C° F° C° F° C° F° C° F° C° F° C° Adana 49 9 51 10 56 13 63 17 70 21 77 25 82 27 82 27 79 26 71 21 60 15 52 11 Adiyaman 39 4 42 6 48 9 57 14 68 20 77 25 86 30 84 29 77 25 66 19 53 12 42 6 Antakya 46 8 48 9 55 13 62 17 68 20 75 24 80 27 80 27 77 25 68 20 57 14 48 9 Diyarbakir 35 1 39 3 47 8 57 13 66 18 77 25 86 30 85 29 77 25 64 17 49 9 40 4 Gaziantep 38 3 40 4 47 8 57 13 66 18 75 23 83 28 83 28 76 24 63 17 50 10 41 5 Istanbul 42 5 42 5 46 7 54 12 62 16 70 21 74 23 74 23 69 20 61 16 52 11 46 7 Mardin 35 2 39 4 44 7 53 12 66 19 75 24 84 29 84 29 77 25 64 18 50 10 41 5 Sanliurfa 40 4 43 6 50 10 60 15 69 20 79 26 87 30 87 30 79 26 67 19 57 13 46 7