Jiayuguan City has dry climate conditions because it is far inland that no sea tempers its climate. The City experiences hot summers and cool winters, with much sunshine and very little precipitation.
July is the hottest month in Jiayuguan City with the highest temperature of 38 °C (101 °F) and the coldest is January with the lowest temperature of -29 °C (-20 °F).
The average annual rainfall is about 80mm (3.1 inches), over half between May and September. The wettest month is July, the driest month February. Because it rarely rains, Jiayuguan City has a highest average number of sunny days. Clear days average 160 days per year.
The right time to visit Jiayuguan City is from April from October. This is also the peak tourist time. Avoid visit the sites in the noon when the sunlight is very strong, and the temperature is high.
b. Jiayuguan Pass International Glider Festival
Place: Jiayuguan International Glider Base
Activities: Jiayuguan International Gliding Base ranks among the best three glider bases along with ones in Australia and South Africa. Top hang gliders gathering here provide visitors a great opportunity to admire the breathtaking acrobatic flight shows. Visitors can also have a try and under the guidance of pilots, admiring panoramic views of the mythical desert.