| Seni | |
| Settlement Type: | District |
| Pushpin Map: | Tibet#China |
| Pushpin Label: | Seni |
| Pushpin Map Caption: | Location of the seat in Tibet |
| Subdivision Type: | Country |
| Subdivision Name: | China |
| Subdivision Type1: | Autonomous Region |
| Subdivision Name1: | Tibet |
| Subdivision Type2: | Prefecture-level city |
| Subdivision Name2: | Nagqu |
| Seat Type: | District seat |
| Seat: | Nagqu |
| Area Total Km2: | 16,196.45 |
| Elevation M: | 4513 |
| Population As Of: | 2020 |
| Population Footnotes: | [1] [2] |
| Population Total: | 104490 |
| Population Density Km2: | auto |
| Timezone: | China Standard |
| Utc Offset: | +8 |
| Coor Pinpoint: | Nagqu government |
| Coordinates: | 31.477°N 92.051°W |
| Order: | st |
| S: | 色尼区 |
| T: | 色尼區 |
| P: | Sèní Qū |
| Tib: | གསེར་རྙེད་ཆུས། |
| Wylie: | gser rnyed chus |
| Zwpy: | Seni Qü |
Seni District (;) is a district within the Nagqu of the Tibet Autonomous Region, China.
Located in the northern part of the Tibet Autonomous Region, Seni ranges in latitude from 30° 31' to 31° 55' N and in longitude from 91° 12' to 93° 02' E. Bordering counties within Nagqu are Lhari to the southeast, Biru to the east, Nyainrong to the northeast, Amdo to the northwest, and Baingoin to the west, while Lhasa City, the regional capital, is to the south.
With an elevation of around 4500m (14,800feet), Nagqu has a harsh, alpine climate (Köppen EH), closely bordering on a subarctic climate (Dwc), with long, very cold and dry winters, and short, cool summers. In winter, temperatures frequently drop below NaN°C at night and in summer typically rise to 16°C during the day. The monthly 24-hour average daily temperature ranges from NaN°C in January to 9.5°C in July, and the annual mean is only NaN°C. From June to September, a majority of the days receives some precipitation, and over 80% of the annual precipitation is delivered.
According to the climate scale from 1991 to 2020, the climate type of Nagqu happens to be a subarctic climate (Köppen Dwc), because the hottest month, July, has an average temperature of just ; there are already signs that trees can grow in Nagqu.[3]
Seni District is made up of 3 towns and 9 townships:[4]
| Name | Chinese | Hanyu Pinyin | Tibetan | Wylie |
|---|---|---|---|---|
| Towns | ||||
| Nagqu Town | Chinese: 那曲镇 | |||
| Lhomar Town | Chinese: 罗玛镇 | |||
| Golug Town | Chinese: 古露镇 | |||
| Townships | ||||
| Taksar Township | Chinese: 达萨乡 | |||
| Yöchak Township | Chinese: 油恰乡 | |||
| Shamong Township | Chinese: 香茂乡 | |||
| Namarche Township | Chinese: 那么切乡 | |||
| Daqên Township | Chinese: 达前乡 | |||
| Lumé Township | Chinese: 劳麦乡 | |||
| Kormang Township | Chinese: 孔玛乡 | |||
| Nyima Township | Chinese: 尼玛乡 | |||
| Serzhong Township | Chinese: 色雄乡 | |||