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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

12/19
Friday
Freezing fog
-24.7°C/-31.2°C
12/20
Saturday
Mist
-25.5°C/-28.7°C
12/21
Sunday
Freezing fog
-29.8°C/-31.8°C
12/22
Monday
Light freezing rain
-21.7°C/-29.2°C
12/23
Tuesday
Mist
-23.9°C/-29.6°C
12/24
Wednesday
Freezing fog
-23.9°C/-28.8°C
12/25
Thursday
Cloudy
-19.1°C/-25.8°C