Tsiigehtchic, formerly known as Arctic Red River, is a small Gwich'in community located in Northwest Territories. It is situated at the confluence of the Mackenzie River and the Arctic Red River, approximately 134 km (83 mi) south of the Arctic Circle. Tsiigehtchic's geographical coordinates are approximately 67°26′N 133°44′W. The landscape around Tsiigehtchic is characterized by Arctic tundra, with low-lying vegetation and numerous small lakes and rivers. The region is relatively flat, with some rolling hills. Tsiigehtchic is located in the Mackenzie Delta area, which is the largest delta in Canada and the second-largest in the Arctic. The town is surrounded by a vast network of channels, lakes, and wetlands that support diverse flora and fauna.In the 2021 Census by Statistics Canada, Tsiigehtchic had a population of 138 living in 59 of its 73 total private dwellings
Tsiigehtchic has a subarctic climate (Köppen climate classification: Dfc). The community experiences long, cold, and snowy winters and short, cool summers. The average high temperature in January, the coldest month, is around -26°C (-15°F), while the average temperature in July, the warmest month, is about 15°C (59°F). Precipitation is relatively low throughout the year, with an annual average of around 280 mm (11 inches). Snowfall typically occurs from October to April, while the summer months see more rainfall. Although Tsiigehtchic is located south of the Arctic Circle, it still experiences significant variations in daylight hours throughout the year due to its northern location. The longest day of the year, around the summer solstice in June, has about 21 hours of daylight, while the shortest day, around the winter solstice in December, has only around 3 hours of daylight.