Northwest Territories Weather & Climate: Canada

Climate by month across the Northwest Territories, Canada, average temperatures, rainfall and the best time to visit.

Climate overview of the Northwest Territories

When planning a visit to the Northwest Territories in Canada, it helps to know that temperatures typically range from -21°C (-6°F) in January up to 20°C (68°F) during the peak of July. Our detailed climate overview is based on data from Inuvik, the region's most well-known city. For more detailed climate information about other cities in the area, please see the section beneath the map further down the page.

the Northwest Territories offers pleasant conditions in July, with an average temperature of 20°C (68°F).

The colder weather is most prominent in the months of January, February, March, April, May, September, October, November and December.

Precipitation in the Northwest Territories remains relatively steady throughout the year, ranging from 47 mm (1.9 in) in August to 12 mm (0.5 in) in April. The driest conditions can be found during January, February, March, April, May, November and December, with rainfall staying below 19 mm (0.7 in).

June is the sunniest period, with ideal conditions for exploring the region and all it has to offer.

Explore the Northwest Territories by month

Pick a month to see the average temperature, rainfall and sunshine in the Northwest Territories — and find the best time to visit. (based on Inuvik)

Popular cities by month

Compare cities per month. Toggle cities on/off.

Inuvik Yellowknife Hay River Fort Simpson Thaidene Nëné National Park Reserve
Day temperature (°C)
Monthly rainfall (mm)
Monthly sunshine (hours)

Climate map of the Northwest Territories

Average daily temperature, monthly rainfall & sunshine hours across cities.

Avg day temp (°C)
32°

Compare popular cities

Average daytime and nighttime temperatures, yearly rainfall and sunshine.

Inuvik -21°C (-6°F) 20°C (68°F) -28°C (-18°F) 10°C (50°F) 312 mm (12 in) 1,900 hours
Yellowknife -21°C (-6°F) 21°C (70°F) -28°C (-18°F) 13°C (55°F) 317 mm (12 in) 2,251 hours
Hay River -17°C (1°F) 22°C (72°F) -24°C (-11°F) 14°C (57°F) 381 mm (15 in)
Fort Simpson -19°C (-2°F) 25°C (77°F) -27°C (-17°F) 12°C (54°F) 408 mm (16 in) 2,088 hours
Thaidene Nëné National Park Reserve -22°C (-8°F) 16°C (61°F) -27°C (-17°F) 12°C (54°F) 400 mm (16 in)

Places in the Northwest Territories, Canada

Select a city to see its average temperature, precipitation and hours of sunshine over the year.

Popular cities

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Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.