The polar vortex has brought record-breaking temperatures to the US and Canada, but in some parts of the world, people regularly live with frigid temperatures that make 0°C look rather balmy. Here are some currently and formerly inhabited spots where a good coat and a set of longjohns are essential to life.

Verkhoyansk, Sakha Republic, Russia. Population: 1,311 (2010)

Not chilly enough yet? Here are some of the world's coldest settlements

Average monthly temperatures range from -49.7 °F (-45.4 °C) to +61.7 °F (16.5 °C).

Lowest temperature recorded: -90 °F (-67.8 °C) in February 1892, but on July 25, 1988, there was +99.1 °F (37.3 °C)!

(via Becker0804/Wikimedia Commons)

The place where schools stay open through -52°F: Oymyakon, Sakha Republic, Russia. Population: 472 (2010)

Not chilly enough yet? Here are some of the world's coldest settlements

Not chilly enough yet? Here are some of the world's coldest settlements

Average monthly temperatures range from -51.5 °F (-46.4 °C) to 58.8 °F (14.9 °C).

Lowest temperature recorded: -90 °F (-67.8 °C) on February 6, 1933

(via Maarten Takens)

The largest city built on continuous permafrost: Yakutsk, Sakha Republic, Russia. Population: 269,201 (2010)

Not chilly enough yet? Here are some of the world's coldest settlements

Not chilly enough yet? Here are some of the world's coldest settlements

Not chilly enough yet? Here are some of the world's coldest settlements

Average monthly temperatures range from -37.5 °F (-38.6 °C) to 54.9 °F (12.7 °C)

Lowest temperature recorded: -83.9 °F (-64.4 °C), but once there was 101.1 °F! (38.4 °C)

(Photo by AP/Yakutsk Vecherny/Alexander Li)

Snag, a village in Yukon, Canada, closed since 1968. Population: 8-10 fur traders and natives, plus 15-20 airport personnel of the nearby military airfield in 1947.

Not chilly enough yet? Here are some of the world's coldest settlements

Average monthly temperatures range from about -16.6°F (-27°C) to 56.3°F (13.5°C)

Lowest temperature recored: -83.0°F (-63.9°C) on Febuary 3, 1947

(via Pico)

Prospect Creek, Alaska. Population: now uninhabited, but in the 1970s it was home to some mining expeditions and a temporary camp for construction workers for the TAPS (Trans-Alaska Pipeline System). It had 27,000 inhabitants in 1974.

Not chilly enough yet? Here are some of the world's coldest settlements

Average monthly temperatures range from -14.9°F (-26.1°C) to 62.1°F (16.7°C).

Lowest temperature recorded: -79.8°F (-62.1°C) on January 23, 1975.

(via Wikimedia Commons/Fred Schulz)

Fort Good Hope (also known as the Charter Community of K'asho Got'ine), Sahtu Region, Northwest Territories, Canada. Population: 515 (2011)

Not chilly enough yet? Here are some of the world's coldest settlements

Average monthly temperatures range from -18°F (-27.8°C) to 62.1°F (16.7°C)

Lowest temperature recorded: -68.1°F (-55.6°C)

(via Mattcatpurple)

The world's northernmost city with more than 100,000 inhabitants and built on permafrost: Norilsk, Krasnoyarsk Krai, Russia. Population: 175,365 (2010)

The city is one of the ten most polluted cities of the world (because of the surrounding mines), covered with snow for about 260 days a year and there are snow storms for 130 days a year.

Average monthly temperatures range from -16.6F (-27°C) to 57.2°F (14°C)

Lowest temperature recorded: -63.6°F (-53.1°C)

Not chilly enough yet? Here are some of the world's coldest settlements

Not chilly enough yet? Here are some of the world's coldest settlements

Not chilly enough yet? Here are some of the world's coldest settlements

The city is one of the ten most polluted cities of the world (because of the surrounding mines), covered with snow for about 260 days a year and there are snow storms for 130 days a year.

Not chilly enough yet? Here are some of the world's coldest settlements

Not chilly enough yet? Here are some of the world's coldest settlements

Not chilly enough yet? Here are some of the world's coldest settlements

Not chilly enough yet? Here are some of the world's coldest settlements

Not chilly enough yet? Here are some of the world's coldest settlements

Average monthly temperatures range from -16.6F (-27°C) to 57.2°F (14°C)

Lowest temperature recorded: -63.6°F (-53.1°C)

(via Vladimir Maltsev, Dmitry, Panoroman, Russia Today and Traveling Your Dream)

International Falls, Minnesota. Population: 6,424 (2010)

Not chilly enough yet? Here are some of the world's coldest settlements

Average monthly temperatures range from about 4.9°F (-15°C) to 65.6°F (18.6°C)

Lowest temperature recorded: -55°F (-48°C) in 1909.

(via d Wang)

The coldest town in the lower 48 states (32.5 °F or 0.3°C): Fraser, Colorado. Population: 910 (2000)

Not chilly enough yet? Here are some of the world's coldest settlements

Average monthly temperatures range from 11.6°F (-11.3°C) to 53.9 °F (12.2°C).

Lowest temperature recorded: -53°F (-47°C)

(via shuebox)

Bonus: The coldest place on Earth, between Dome Argus and Dome Fuji, Antarctica

Not chilly enough yet? Here are some of the world's coldest settlements

Researchers analyzed data from satellites and they've found a place where the temperature was -136°F (-93.2°C) on August 10, 2010.