Yellowknife Average Weather by Day
Change city
What's the hottest day of the year in Yellowknife?
On average, July 22 is the hottest day of the year Yellowknife, Northwest Territories. From 1991–2020, the average high temperature on July 22 was 21.8 °C and the average low was 12.8 °C.
What's the coldest day of the year in Yellowknife?
On average, January 20 is the coldest day of the year Yellowknife, Northwest Territories. From 1991–2020, the average high temperature on January 20 was -21.4 °C, and the average low was -29.4 °C.
Average Temperature by Day
Average temperatures from 1991–2020. Daily averages are a mean of the period from 14 days before to 14 days after, inclusive.
Day
Average (°C)
High
Low
January 1
-20.2
-28.1
January 2
-20.3
-28.1
January 3
-20.4
-28.2
January 4
-20.5
-28.2
January 5
-20.6
-28.3
January 6
-20.6
-28.3
January 7
-20.7
-28.4
January 8
-20.8
-28.4
January 9
-20.9
-28.5
January 10
-21.0
-28.6
January 11
-21.0
-28.7
January 12
-21.0
-28.8
January 13
-21.0
-28.8
January 14
-21.1
-28.9
January 15
-21.2
-29.1
January 16
-21.3
-29.1
January 17
-21.4
-29.3
January 18
-21.4
-29.3
January 19
-21.4
-29.4
January 20
-21.4
-29.4
January 21
-21.4
-29.4
January 22
-21.3
-29.3
January 23
-21.1
-29.2
January 24
-20.9
-29.0
January 25
-20.7
-28.9
January 26
-20.5
-28.8
January 27
-20.3
-28.6
January 28
-20.1
-28.5
January 29
-20.0
-28.3
January 30
-19.9
-28.3
January 31
-19.7
-28.2
February 1
-19.7
-28.2
February 2
-19.6
-28.2
February 3
-19.6
-28.2
February 4
-19.6
-28.2
February 5
-19.5
-28.1
February 6
-19.3
-28.1
February 7
-19.2
-28.0
February 8
-19.1
-28.0
February 9
-19.0
-27.9
February 10
-18.9
-27.9
February 11
-18.7
-27.8
February 12
-18.4
-27.6
February 13
-18.2
-27.4
February 14
-18.0
-27.3
February 15
-17.8
-27.2
February 16
-17.6
-27.2
February 17
-17.4
-27.1
February 18
-17.3
-27.0
February 19
-17.3
-27.0
February 20
-17.2
-27.0
February 21
-17.1
-27.0
February 22
-16.9
-27.0
February 23
-16.8
-26.9
February 24
-16.6
-26.8
February 25
-16.4
-26.7
February 26
-16.1
-26.5
February 27
-15.9
-26.4
February 28
-15.7
-26.2
March 1
-15.4
-26.0
March 2
-15.1
-25.9
March 3
-14.8
-25.6
March 4
-14.5
-25.5
March 5
-14.2
-25.3
March 6
-13.9
-25.1
March 7
-13.6
-24.8
March 8
-13.2
-24.6
March 9
-12.9
-24.4
March 10
-12.6
-24.2
March 11
-12.3
-23.9
March 12
-12.0
-23.6
March 13
-11.7
-23.4
March 14
-11.4
-23.2
March 15
-11.1
-22.9
March 16
-10.7
-22.6
March 17
-10.3
-22.3
March 18
-10.0
-22.0
March 19
-9.7
-21.7
March 20
-9.4
-21.4
March 21
-8.9
-21.0
March 22
-8.6
-20.7
March 23
-8.2
-20.4
March 24
-7.8
-20.0
March 25
-7.4
-19.5
March 26
-7.0
-19.1
March 27
-6.6
-18.8
March 28
-6.2
-18.4
March 29
-5.9
-18.0
March 30
-5.5
-17.7
March 31
-5.2
-17.3
April 1
-4.8
-17.0
April 2
-4.5
-16.6
April 3
-4.1
-16.2
April 4
-3.8
-15.8
April 5
-3.4
-15.4
April 6
-3.1
-15.1
April 7
-2.7
-14.7
April 8
-2.3
-14.3
April 9
-2.0
-13.9
April 10
-1.7
-13.6
April 11
-1.4
-13.2
April 12
-1.1
-12.9
April 13
-0.7
-12.5
April 14
-0.4
-12.1
April 15
0.0
-11.6
April 16
0.4
-11.2
April 17
0.9
-10.6
April 18
1.4
-10.1
April 19
1.8
-9.6
April 20
2.2
-9.2
April 21
2.5
-8.7
April 22
2.8
-8.4
April 23
3.1
-8.0
April 24
3.4
-7.7
April 25
3.7
-7.3
April 26
4.1
-6.9
April 27
4.5
-6.4
April 28
4.9
-6.0
April 29
5.2
-5.6
April 30
5.5
-5.2
May 1
5.8
-4.9
May 2
6.1
-4.6
May 3
6.4
-4.2
May 4
6.7
-3.9
May 5
6.9
-3.6
May 6
7.2
-3.2
May 7
7.5
-2.9
May 8
7.9
-2.5
May 9
8.3
-2.2
May 10
8.6
-1.8
May 11
9.0
-1.4
May 12
9.3
-1.1
May 13
9.6
-0.8
May 14
9.9
-0.5
May 15
10.1
-0.2
May 16
10.4
0.0
May 17
10.7
0.3
May 18
11.1
0.7
May 19
11.4
1.0
May 20
11.8
1.4
May 21
12.1
1.7
May 22
12.4
2.0
May 23
12.7
2.3
May 24
13.0
2.6
May 25
13.3
2.9
May 26
13.5
3.2
May 27
13.7
3.4
May 28
14.1
3.7
May 29
14.4
4.1
May 30
14.7
4.4
May 31
14.9
4.7
June 1
15.2
5.0
June 2
15.5
5.3
June 3
15.8
5.6
June 4
16.1
5.9
June 5
16.4
6.2
June 6
16.6
6.5
June 7
16.9
6.8
June 8
17.1
7.1
June 9
17.3
7.3
June 10
17.5
7.6
June 11
17.7
7.8
June 12
18.0
8.1
June 13
18.2
8.4
June 14
18.4
8.6
June 15
18.6
8.9
June 16
18.7
9.1
June 17
18.9
9.3
June 18
19.0
9.5
June 19
19.2
9.7
June 20
19.3
9.9
June 21
19.5
10.1
June 22
19.6
10.2
June 23
19.7
10.4
June 24
19.9
10.6
June 25
20.0
10.7
June 26
20.2
10.9
June 27
20.3
11.1
June 28
20.4
11.2
June 29
20.6
11.3
June 30
20.7
11.4
July 1
20.7
11.6
July 2
20.8
11.7
July 3
20.9
11.7
July 4
20.9
11.8
July 5
21.0
11.9
July 6
21.0
12.0
July 7
21.1
12.1
July 8
21.2
12.2
July 9
21.3
12.3
July 10
21.4
12.4
July 11
21.4
12.4
July 12
21.5
12.5
July 13
21.5
12.6
July 14
21.6
12.6
July 15
21.6
12.7
July 16
21.6
12.7
July 17
21.6
12.7
July 18
21.6
12.7
July 19
21.6
12.7
July 20
21.7
12.7
July 21
21.8
12.8
July 22
21.8
12.8
July 23
21.7
12.8
July 24
21.6
12.8
July 25
21.5
12.7
July 26
21.5
12.7
July 27
21.4
12.6
July 28
21.3
12.6
July 29
21.3
12.6
July 30
21.3
12.5
July 31
21.2
12.5
August 1
21.0
12.5
August 2
21.0
12.4
August 3
20.9
12.3
August 4
20.8
12.3
August 5
20.6
12.2
August 6
20.4
12.0
August 7
20.2
11.9
August 8
20.0
11.8
August 9
19.9
11.6
August 10
19.7
11.5
August 11
19.5
11.3
August 12
19.3
11.2
August 13
19.1
11.1
August 14
18.9
10.9
August 15
18.7
10.7
August 16
18.5
10.6
August 17
18.2
10.4
August 18
18.0
10.2
August 19
17.7
10.0
August 20
17.5
9.8
August 21
17.3
9.6
August 22
17.1
9.5
August 23
16.9
9.3
August 24
16.7
9.1
August 25
16.5
9.0
August 26
16.3
8.8
August 27
16.1
8.6
August 28
15.8
8.4
August 29
15.5
8.1
August 30
15.3
7.9
August 31
15.0
7.7
September 1
14.7
7.4
September 2
14.4
7.1
September 3
14.1
6.9
September 4
13.9
6.7
September 5
13.6
6.5
September 6
13.4
6.3
September 7
13.1
6.1
September 8
12.9
5.9
September 9
12.7
5.7
September 10
12.5
5.5
September 11
12.3
5.2
September 12
12.0
5.0
September 13
11.8
4.8
September 14
11.5
4.6
September 15
11.3
4.4
September 16
10.9
4.2
September 17
10.7
3.9
September 18
10.4
3.7
September 19
10.1
3.5
September 20
9.7
3.2
September 21
9.4
3.0
September 22
9.2
2.7
September 23
8.8
2.5
September 24
8.5
2.3
September 25
8.2
2.0
September 26
7.9
1.8
September 27
7.6
1.6
September 28
7.3
1.4
September 29
7.0
1.1
September 30
6.7
0.9
October 1
6.4
0.6
October 2
6.1
0.3
October 3
5.7
0.1
October 4
5.4
-0.2
October 5
5.0
-0.5
October 6
4.7
-0.7
October 7
4.3
-1.0
October 8
4.0
-1.3
October 9
3.6
-1.5
October 10
3.3
-1.7
October 11
3.0
-2.0
October 12
2.7
-2.3
October 13
2.4
-2.6
October 14
2.1
-2.9
October 15
1.8
-3.2
October 16
1.5
-3.5
October 17
1.2
-3.9
October 18
0.8
-4.2
October 19
0.5
-4.6
October 20
0.2
-4.9
October 21
-0.1
-5.2
October 22
-0.5
-5.6
October 23
-0.8
-6.0
October 24
-1.2
-6.5
October 25
-1.6
-6.9
October 26
-1.9
-7.3
October 27
-2.2
-7.7
October 28
-2.5
-8.0
October 29
-2.7
-8.4
October 30
-3.0
-8.7
October 31
-3.3
-9.1
November 1
-3.6
-9.5
November 2
-3.9
-10.0
November 3
-4.3
-10.4
November 4
-4.7
-11.0
November 5
-5.2
-11.5
November 6
-5.6
-12.1
November 7
-6.0
-12.7
November 8
-6.5
-13.2
November 9
-6.8
-13.7
November 10
-7.2
-14.1
November 11
-7.5
-14.6
November 12
-7.8
-15.0
November 13
-8.2
-15.3
November 14
-8.5
-15.7
November 15
-8.8
-16.1
November 16
-9.1
-16.4
November 17
-9.5
-16.8
November 18
-9.8
-17.2
November 19
-10.2
-17.6
November 20
-10.5
-18.0
November 21
-10.9
-18.4
November 22
-11.2
-18.8
November 23
-11.6
-19.2
November 24
-12.0
-19.6
November 25
-12.4
-20.1
November 26
-12.8
-20.5
November 27
-13.3
-20.9
November 28
-13.7
-21.3
November 29
-13.9
-21.6
November 30
-14.3
-21.9
December 1
-14.5
-22.2
December 2
-14.8
-22.4
December 3
-15.0
-22.6
December 4
-15.2
-22.9
December 5
-15.4
-23.1
December 6
-15.6
-23.3
December 7
-15.8
-23.4
December 8
-16.0
-23.7
December 9
-16.2
-23.9
December 10
-16.4
-24.1
December 11
-16.6
-24.3
December 12
-16.8
-24.6
December 13
-17.1
-24.8
December 14
-17.3
-25.0
December 15
-17.5
-25.2
December 16
-17.8
-25.4
December 17
-18.0
-25.6
December 18
-18.1
-25.7
December 19
-18.2
-25.8
December 20
-18.3
-25.9
December 21
-18.4
-26.0
December 22
-18.5
-26.1
December 23
-18.5
-26.1
December 24
-18.6
-26.3
December 25
-18.8
-26.4
December 26
-18.9
-26.6
December 27
-19.2
-26.9
December 28
-19.4
-27.2
December 29
-19.6
-27.4
December 30
-19.9
-27.7
December 31
-20.1
-27.9
Weather Station Details
Years
Station
Coordinates
2013–2024
Yellowknife A
location
1942–2013
Yellowknife A
location