Yellowknife weather by month

Check out Yellowknife weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in Yellowknife (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
-24°C maximum daytime temperature in January in Yellowknife-24
-20°C maximum daytime temperature in February in Yellowknife-20
-13°C maximum daytime temperature in March in Yellowknife-13
-1°C maximum daytime temperature in April in Yellowknife-1
10°C maximum daytime temperature in May in Yellowknife10
18°C maximum daytime temperature in June in Yellowknife18
21°C maximum daytime temperature in July in Yellowknife21
18°C maximum daytime temperature in August in Yellowknife18
10°C maximum daytime temperature in September in Yellowknife10
1°C maximum daytime temperature in October in Yellowknife1
-11°C maximum daytime temperature in November in Yellowknife-11
-20°C maximum daytime temperature in December in Yellowknife-20
Min temperature (night-time)
-32°C minimum night-time temperature in January in Yellowknife-32
-30°C minimum night-time temperature in February in Yellowknife-30
-25°C minimum night-time temperature in March in Yellowknife-25
-12°C minimum night-time temperature in April in Yellowknife-12
0°C minimum night-time temperature in May in Yellowknife0
8°C minimum night-time temperature in June in Yellowknife8
12°C minimum night-time temperature in July in Yellowknife12
10°C minimum night-time temperature in August in Yellowknife10
3°C minimum night-time temperature in September in Yellowknife3
-4°C minimum night-time temperature in October in Yellowknife-4
-19°C minimum night-time temperature in November in Yellowknife-19
-28°C minimum night-time temperature in December in Yellowknife-28
Heat & Humidity
No heat & humidity in January in Yellowknife0
No heat & humidity in February in Yellowknife0
No heat & humidity in March in Yellowknife0
No heat & humidity in April in Yellowknife0
No heat & humidity in May in Yellowknife0
No heat & humidity in June in Yellowknife0
No heat & humidity in July in Yellowknife0
No heat & humidity in August in Yellowknife0
No heat & humidity in September in Yellowknife0
No heat & humidity in October in Yellowknife0
No heat & humidity in November in Yellowknife0
No heat & humidity in December in Yellowknife0

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & Daylight in Yellowknife

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
6 hours of daylight per day in January in Yellowknife6
9 hours of daylight per day in February in Yellowknife9
12 hours of daylight per day in March in Yellowknife12
15 hours of daylight per day in April in Yellowknife15
18 hours of daylight per day in May in Yellowknife18
20 hours of daylight per day in June in Yellowknife20
19 hours of daylight per day in July in Yellowknife19
16 hours of daylight per day in August in Yellowknife16
13 hours of daylight per day in September in Yellowknife13
10 hours of daylight per day in October in Yellowknife10
7 hours of daylight per day in November in Yellowknife7
5 hours of daylight per day in December in Yellowknife5
UV Index (Maximum)
No UV (maximum) index in January in Yellowknife0
No UV (maximum) index in February in Yellowknife0
UV (maximum) index 1 (Low) in March in Yellowknife1
UV (maximum) index 2 (Low) in April in Yellowknife2
UV (maximum) index 4 (Moderate) in May in Yellowknife4
UV (maximum) index 5 (Moderate) in June in Yellowknife5
UV (maximum) index 5 (Moderate) in July in Yellowknife5
UV (maximum) index 4 (Moderate) in August in Yellowknife4
UV (maximum) index 2 (Low) in September in Yellowknife2
UV (maximum) index 1 (Low) in October in Yellowknife1
No UV (maximum) index in November in Yellowknife0
No UV (maximum) index in December in Yellowknife0

Rainfall in Yellowknife

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
10 days with some rainfall in January in Yellowknife10
9 days with some rainfall in February in Yellowknife9
8 days with some rainfall in March in Yellowknife8
6 days with some rainfall in April in Yellowknife6
6 days with some rainfall in May in Yellowknife6
8 days with some rainfall in June in Yellowknife8
9 days with some rainfall in July in Yellowknife9
10 days with some rainfall in August in Yellowknife10
10 days with some rainfall in September in Yellowknife10
13 days with some rainfall in October in Yellowknife13
15 days with some rainfall in November in Yellowknife15
12 days with some rainfall in December in Yellowknife12
Average monthly rainfall (mm)
16 mm monthly rainfall in January in Yellowknife16
13 mm monthly rainfall in February in Yellowknife13
11 mm monthly rainfall in March in Yellowknife11
11 mm monthly rainfall in April in Yellowknife11
17 mm monthly rainfall in May in Yellowknife17
24 mm monthly rainfall in June in Yellowknife24
36 mm monthly rainfall in July in Yellowknife36
42 mm monthly rainfall in August in Yellowknife42
29 mm monthly rainfall in September in Yellowknife29
36 mm monthly rainfall in October in Yellowknife36
25 mm monthly rainfall in November in Yellowknife25
15 mm monthly rainfall in December in Yellowknife15

More about the Yellowknife

Yellowknife by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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The climate guide for Northwest Territories (Yellowknife) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Yellowknife?

Yellowknife has a cold climate with cool dry summers.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about Canada

Compare Yellowknife with the USA

Below the Yellowknife chart shows average maximum daytime temperature for Yellowknife, Northwest Territories, Canada and the USA (Washington).

Maximum daytime temperature (°C)

Yellowknife, Northwest Territories, Canada
USA (Washington)
5
7
13
19
10
24
18
29
21
31
18
30
10
26
1
20
14
8
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
-24
-20
-13
-1
-11
-20

Metric (°C / mm)  |  Imperial (°F / inches)

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