At Aleppo, in the northwest, the average August temperature is about 30&debg;C and the average January temperature is 4°C. At Tudmur, in the central region at the edge of the Syrian Desert, the corresponding temperatures are slightly higher; 31°C in summer and 7°C in the winter months. The differences between day temperatures and night temperatures can be quite significant, especially in the dryer inland areas, where the nights can be surprisingly cool.