Yellowknife weather
11-year climate averages (2015–2025), month by month
Yellowknife in september
Current month averages, based on 11 complete years of records (2015–2025). Read the full guide →
Yellowknife sits at 62°27′N 114°22′W in Canada, in North America. Its climate profile is shaped by these coordinates — and the 11 complete years of records below (2015–2025) reveal exactly how each season feels on the ground.
Below, you'll find monthly averages for temperature, rainfall and sunshine, drawn from the Open-Meteo Archive. Every month links to a full guide with what to pack, where to stay, and when to arrive.
The year in weather
Yellowknife weather by month
Pick a month for the full climate guide — temperature, rainfall, sunshine, packing tips and hotel deals for Yellowknife.
Places that feel like Yellowknife in september
Yellowknife weather — FAQ
Q01What is the hottest month in Yellowknife?
What is the hottest month in Yellowknife?
July runs the highest averages in Yellowknife, with typical daytime highs of 22°C (71°F). Plan around midday and consider accommodation with reliable cooling.
Q02What is the coldest month in Yellowknife?
What is the coldest month in Yellowknife?
February brings the lowest averages, with daytime highs near -21°C (-5°F). Layer up and expect shorter daylight hours if you plan sightseeing.
Q03Which month has the most rain in Yellowknife?
Which month has the most rain in Yellowknife?
August typically records the highest monthly rainfall — around 46mm on average. Plan indoor alternatives and pack proper rain gear if visiting this month.
Q04What is the climate like in Yellowknife?
What is the climate like in Yellowknife?
Yellowknife, Canada has mild summers, freezing winters. You can read the detailed month-by-month breakdown on this page.