Northwest Territories Weather in August

Average temperatures, rainfall, sunshine and the best places to visit in the Northwest Territories, Canada in August.

Planning a getaway to the Northwest Territories, Canada this August and curious about the weather you should prepare for? Discover all the vital details you need on this page, solving your puzzle:

What to Expect in the Northwest Territories in August

The Northwest Territories, Canada is a region in Canada. August in the Northwest Territories generally has temperatures that range from mild to warm, with moderate precipitation. August falls during the summer season.

Temperatures

During the day the temperature is mild in Thaidene Nëné National Park Reserve at 16°C (61°F) and warm in Fort Simpson at 22°C (72°F). As night falls, temperatures generally drop to 10°C (50°F) in Fort Simpson and 12°C (54°F) in Thaidene Nëné National Park Reserve.

To learn more about the conditions in specific areas of the Northwest Territories, Canada, check out the map below.

Precipitation

In August, precipitation varies across different areas. From moderate rainfall in Inuvik with an average of 48 mm (1.9 in) to moderate rainfall in Hay River with 68 mm (2.7 in). Based on climate data from the last 30 years, Inuvik receives the most rainfall during this month of the year.

Average sunshine

Plenty of sunshine can be expected in numerous places in August. Inuvik typically receives 219 hours of sunlight, making it ideal for those seeking sunny weather.

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)

Best Places to Visit in the Northwest Territories in August

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across the Northwest Territories.

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in the Northwest Territories

What is the weather like in August for some of the most popular destinations in the Northwest Territories, Canada?

Temperature range in the Northwest Territories (August)

Precipitation variation in the Northwest Territories (August)

Inuvik

In August Inuvik generally has moderate temperatures with maximum daytime temperatures around 16°C (61°F), minimum nighttime temperatures around 7°C (45°F) and moderate monthly rainfall. So on average the conditions are good that month.

July
August
September
Max temperature
20°C (68°F)
16°C (61°F)
9°C (48°F)
Min temperature
10°C (50°F)
7°C (45°F)
2°C (36°F)
Monthly sun hours
338 hours
219 hours
107 hours
Monthly rainfall
45 mm (1.8 in)
48 mm (1.9 in)
40 mm (1.6 in)
Monthly rainy days
10 days
12 days
11 days
Weather conditions

Yellowknife

In August Yellowknife generally has pleasant temperatures with maximum daytime temperatures around 19°C (66°F), minimum nighttime temperatures around 11°C (52°F) and moderate monthly rainfall. So on average the conditions are very good that month.

July
August
September
Max temperature
21°C (70°F)
19°C (66°F)
12°C (54°F)
Min temperature
13°C (55°F)
11°C (52°F)
5°C (41°F)
Monthly sun hours
358 hours
276 hours
157 hours
Monthly rainfall
38 mm (1.5 in)
51 mm (2 in)
48 mm (1.9 in)
Monthly rainy days
9 days
10 days
10 days
Weather conditions

Hay River

In August Hay River generally has pleasant temperatures with maximum daytime temperatures around 21°C (70°F), minimum nighttime temperatures around 12°C (54°F) and moderate monthly rainfall. So on average the conditions are excellent that month.

July
August
September
Max temperature
22°C (72°F)
21°C (70°F)
14°C (57°F)
Min temperature
14°C (57°F)
12°C (54°F)
6°C (43°F)
Monthly rainfall
60 mm (2.4 in)
68 mm (2.7 in)
48 mm (1.9 in)
Monthly rainy days
9 days
10 days
10 days
Weather conditions

Fort Simpson

In August Fort Simpson generally has high temperatures with maximum daytime temperatures around 22°C (72°F), minimum nighttime temperatures around 10°C (50°F) and moderate monthly rainfall. So on average the conditions are excellent that month.

July
August
September
Max temperature
25°C (77°F)
22°C (72°F)
15°C (59°F)
Min temperature
12°C (54°F)
10°C (50°F)
4°C (39°F)
Monthly sun hours
308 hours
265 hours
165 hours
Monthly rainfall
65 mm (2.6 in)
62 mm (2.4 in)
41 mm (1.6 in)
Monthly rainy days
11 days
11 days
9 days
Weather conditions

Thaidene Nëné National Park Reserve

In August Thaidene Nëné National Park Reserve generally has moderate temperatures with maximum daytime temperatures around 16°C (61°F), minimum nighttime temperatures around 12°C (54°F) and moderate monthly rainfall. So on average the conditions are good that month.

July
August
September
Max temperature
14°C (57°F)
16°C (61°F)
12°C (54°F)
Min temperature
9°C (48°F)
12°C (54°F)
7°C (45°F)
Monthly rainfall
37 mm (1.5 in)
61 mm (2.4 in)
62 mm (2.4 in)
Monthly rainy days
10 days
12 days
11 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in the Northwest Territories, in Canada.

Popular cities in August

Day & night temperatures, rainfall and average weather in the Northwest Territories in August.

City Weather Day temp Night temp Rainfall
Inuvik 16°C (61°F) 7°C (45°F) 48 mm (1.9 in)
Yellowknife 19°C (66°F) 11°C (52°F) 51 mm (2 in)
Hay River 21°C (70°F) 12°C (54°F) 68 mm (2.7 in)
Fort Simpson 22°C (72°F) 10°C (50°F) 62 mm (2.4 in)
Thaidene Nëné National Park Reserve 16°C (61°F) 12°C (54°F) 61 mm (2.4 in)

The Northwest Territories weather in August: frequently asked questions

What is the weather like in the Northwest Territories, Canada in August?

Expect good weather across the Northwest Territories, Canada in August. The popular destination of Inuvik averages 16°C (61°F) by day and 7°C (45°F) at night during this summer month.

What is the average temperature in the Northwest Territories, Canada in August?

Inuvik averages a daytime maximum of 16°C (61°F) in August, with overnight lows close to 7°C (45°F).

Does the Northwest Territories, Canada get a lot of rain in August?

Not particularly. Inuvik averages just 48 mm (1.9 in) of rain in August, making it a mostly dry month for the Northwest Territories, Canada.

Is August a Good Time to Visit the Northwest Territories, Canada?

In our opinion, August is a good time to visit the Northwest Territories, Canada with overall good weather in Inuvik.

Generally speaking, July provides excellent weather in Inuvik. The weather in January, February, March, April, September, October, November and December, on the other hand, tends to be less favorable.

Interested in more climate information?

We have much more information about the climate in the Northwest Territories.

Weather and climate has detailed information for every country in the world. Are you going to Canada? Get detailed historical weather averages for many cities in Canada.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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