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Yellowknife

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Yellowknife Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Yellowknife year round climate

  • Spring (March–May): Average -17.2–8.5°C, cold climate, still icy and snowy, but gradually warming with longer daylight hours. Common activities: Northern Lights viewing (less chance), snow activities (e.g., snowshoeing). Recommended clothing: warm jacket, hat, gloves, scarf, waterproof snow boots.
  • Summer (June–August): Average 14.6–18.6°C, mild climate, the warmest season in Yellowknife, but with a large diurnal temperature range. Common activities: boating, fishing, hiking, Northern Lights viewing (evenings). Recommended clothing: light jacket, long-sleeved shirt, long pants, comfortable shoes.
  • Autumn (September–November): Average 10.6–-10.9°C, climate rapidly cooling, higher rainfall, possible snowfall. Common activities: fall foliage viewing (limited opportunity), bird watching. Recommended clothing: warm jacket, sweater, waterproof jacket, comfortable shoes.
  • Winter (December–February): Average -19.1–-24.9°C, severely cold climate, frequent snowfall, short daylight hours. Common activities: snowmobiling, ice fishing, Northern Lights viewing (best viewing season). Recommended clothing: heavy down jacket, warm underwear, hat, gloves, scarf, waterproof snow boots.

Yellowknife climatological average

Annual average temperature: approx. -2.6°C / Annual rainfall: approx. 230 mm / Summer humidity: 60%–70% / Rainiest month: June

Yellowknife monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
-24°C
9.6
February
-24.9°C
11.3
March
-17.2°C
9
April
-4.1°C
4.1
May
8.5°C
24.3
June
14.6°C
30.8
July
18.6°C
21.9
August
16.3°C
26.7
September
10.6°C
20.2
October
0.9°C
25.9
November
-10.9°C
30.4
December
-19.1°C
16.6

Yellowknife weather for the next seven days

12/12
Friday
Freezing fog
-27.3°C/-29.7°C
12/13
Saturday
Overcast
-19.8°C/-23.6°C
12/14
Sunday
Partly Cloudy
-20.4°C/-27.6°C
12/15
Monday
Light snow
-20.2°C/-23.4°C
12/16
Tuesday
Light snow
-23.3°C/-27.4°C
12/17
Wednesday
Cloudy
-30.5°C/-35.5°C
12/18
Thursday
Freezing fog
-33°C/-36.6°C