December weather for Istanbul, Turkey: The month with the shortest days in Istanbul is December, with an average of 9h and 18min of daylight. December in Istanbul ushers in winter, becoming the coolest month of the year with temperatures dropping to an average low of 7.7°C (45.9°F).| Weather Atlas
Does it snow in Istanbul? Should you visit Istanbul when it snows? Read on for answers to all your questions about snow in Istanbul, Turkey.| World by Weekend