The weather change in Tongde for one year.

Tongde County is located in the southeast of Qinghai Province, at the junction of Hainan, Huangnan and Guoluo Tibetan Autonomous Prefecture, and is under the jurisdiction of Hainan Provincial People's Government. The provincial highway Xijiu Highway runs through the whole territory from north to south, and the Yellow River encircles the county seat in a semicircle from east to west. Gabasondo Town, where the county seat is located, is 3060 meters above sea level, 256 kilometers away from Qiabuqia Town, the state capital, and 282 kilometers away from Xining City, the provincial capital. The permanent population of the county is about 9,000.

The climate is a typical plateau continental climate. The highest elevation in the county is 467 1 m, the lowest elevation is 2648 m, and the average elevation is 3660 m. The annual average temperature is 0.4℃-0.6℃, and the annual average precipitation is 440mm, so there is no absolute frost-free period. The county covers a total area of 4,758 square kilometers and governs 73 administrative villages in 2 towns, 3 townships. In 2009, the total population was 6 1 10,000, inhabited by Han, Tibetan, Hui, Mongolian, Tu and Salar nationalities, and the Tibetan population accounted for 90.3% of the total population.

Tongde belongs to Hainan Tibetan Autonomous Prefecture in Qinghai Province, located in the southeast of Qinghai Province, with a plateau continental climate. The atmosphere is thin, dry, with little rain, long illumination time, strong solar radiation, cool and cold climate, small temperature annual range and large daily range. Spring is dry and windy, summer is short and cool, autumn is wet and rainy, and winter is long and dry. The annual average temperature is 0.4℃, and the annual total precipitation is about 430mm.