What is the weather like in Yellowknife in August?

Expect temperatures between 12°C and 18°C with 18% average rain probability and about 8 hours of sunshine daily.

What is the weather like in Yellowknife in August?

Yellowknife in August scores 66/100 based on 30 years of climate data. Great time to visit - recommended.

Who should visit Yellowknife in August?

August in Yellowknife is ideal for: Families with children, Elderly travelers, Outdoor enthusiasts, Cultural tourists, Honeymoon couples.

Yellowknife Weather in August | 30-Year Forecast

Avg High

18°C

Hottest around day 2

Avg Low

12°C

Coolest around day 31

Rainy Days

0days

18% avg rain chance

Sunshine

8hrs/day

Summer season

Essential Travel Info for Yellowknife

🗓️ Best Time to Visit 📖 Travel Guide 🍴 Food Guide

Currency

CAD

$ Canadian dollar

Language

English

+1 more

Driving

Right side

Safety

Very High Safety

GPI: 1.389

Travel Intelligence

Exclusive flight analytics & health data for Yellowknife

Smart Flight Estimator

Airport-to-Airport Logistics

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Flight Connectivity Analysis

Airport traffic data & seasonal patterns

Remote

9/ 100

Traffic Index

Off the beaten path

Peak Daily Arrivals

slots per day

Peak

May

Low

Jul

Monthly Traffic Distribution

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Traffic Level

Low Season

Key Connections

Vancouver (YVR)

Edmonton (YEG)

Calgary (YYC)

Fort Simpson (YFS)

Lutselk'e (YSG)

Health & Safety Advisory

CDC travel health recommendations

6 Recommendations

COVID-19

All eligible travelers should be up to date with their COVID-19 vaccines. Please seeYour COVID-19 Vaccinationfor more information.

Hepatitis A

Consider hepatitis A vaccination for most travelers. It is recommended for travelers who will be doing higher risk activities, such as visiting smaller cities, villages, or rural areas where a traveler might get infected through food or water. It is recommended for travelers who plan on eating street food.

Hepatitis B

Recommended for unvaccinated travelers younger than 60 years old traveling to Canada. Unvaccinated travelers 60 years and older may get vaccinated before traveling to Canada.

Measles

Cases of measles are on the rise worldwide. Travelers are at risk of measles if they have not been fully vaccinated at least two weeks prior to departure, or have not had measles in the past, and travel internationally to areas where measles is spreading.All international travelers should be fully vaccinated against measles with the measles-mumps-rubella (MMR) vaccine, including an early dose for infants 6–11 months, according toCDC’s measles vaccination recommendations for international travel.

Rabies

Dogs infected with rabies are not commonly found in Canada.Rabies is commonly found in some terrestrial wildlife species and bats.If rabies exposures occur while in Canada, rabies vaccines are typically available throughout most of the country.Rabies pre-exposure vaccination considerations include whether travelers 1) will be performing occupational or recreational activities that increase risk for exposure to potentially rabid animals and 2) might have difficulty getting prompt access to safe post-exposure prophylaxis.Please consult with a healthcare provider to determine whether you should receive pre-exposure vaccination before travel.For more information, seecountry rabies status assessments.

Yellow Fever

CDC recommendations:Vaccine isnotrecommended.Country entry requirements:Vaccine isnotrequired.Updated April 23, 2025

Source: CDC Travelers' Health

View Complete Health Guide

Is August a Good Time to Visit Yellowknife?

👍Great time to visit - recommended(66/100)

Short Answer

Perfect travel weather awaits in Yellowknife during August - 18°C highs, 70% humidity, and 18% rain probability make this an optimal time for outdoor activities.

Decision Factors

Vaccinations required

Yellow Fever

Plenty of sunshine

10.9h of sunshine daily

Shoulder season - balanced conditions

68% of peak - good value with moderate crowds

Good For

👨‍👩‍👧‍👦
Families with children
Comfortable 18.4°C temperatures and low 18% rain risk
👴
Elderly travelers
Comfortable 18.4°C temperature range with manageable humidity
🥾
Outdoor enthusiasts
Ideal hiking conditions: 18.4°C, 18% rain chance
🏛️
Cultural tourists
Comfortable conditions for exploring museums and sites
💑
Honeymoon couples
Wedding score 94/100 with romantic weather conditions

Who Should Avoid

Suitable for most traveler types

"According to 30YearWeather's analysis of 30 years of NASA POWER satellite data,Yellowknife in August averages 18°C with 18% precipitation probability."

📊 Source: 30YearWeather.com🛰️ Data: NASA POWER (1991-2021)View Methodology →

Frequently Asked Questions: Yellowknife in August

What are the temperatures in Yellowknife in August?

Daytime highs average 18°C, nights drop to 12°C. Temperatures remain fairly consistent.

How many rainy days in Yellowknife in August?

Expect around 0 days with measurable rainfall. Rain is unlikely to disrupt plans.

What to wear in Yellowknife in August?

Layers are key. A medium-weight jacket and closed-toe shoes.

Is August peak season in Yellowknife?

This is typically peak season with higher prices. Book 2-3 months ahead.

Yellowknife Weather in August

Yellowknife August Weather Calendar

Essential Travel Info for Yellowknife

Travel Intelligence

Smart Flight Estimator

Flight Connectivity Analysis

Monthly Traffic Distribution

Key Connections

Health & Safety Advisory

COVID-19

Hepatitis A

Hepatitis B

Measles

Rabies

Yellow Fever

Is August a Good Time to Visit Yellowknife?

Decision Factors

Good For

Who Should Avoid

Related Guides

Frequently Asked Questions: Yellowknife in August

What are the temperatures in Yellowknife in August?

How many rainy days in Yellowknife in August?

What to wear in Yellowknife in August?

Is August peak season in Yellowknife?