嘉峪关市位于河西走廊中段．气候工燥，降雨量少，蒸发强烈，日照时间长，冬冷夏热温差大，春平秋凉风沙多，属性温带荒漠性气候，平均气温7．8℃，最高温度34．8℃，最煤气温一27．3℃，每年7月最热，日平均气温21℃，昼夜气温变比较大，早晚凉，中午热，民间流传有“早穿皮祆 Jiayuguan City is located in the middle of the Hexi Corridor. Climate dry, less rainfall, strong evaporation, long hours of sunshine, large temperature difference between winter and summer, spring and autumn cool sand, temperate temperate desert climate, the average temperature of 7.8 ℃, the maximum temperature of 34.8 ℃, the temperature of the most common gas 27.3 ℃, the hottest July each year, the average daily temperature of 21 ℃, day and night temperature change is relatively large, sooner or later cold, noon heat, folk "early skin Pei