Ketchikan Weather in 2020

Historical record of Ketchikan, Alaska weather for the year 2020 based on NOAA data.
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2020 Ketchikan Weather Extremes
Highest temperature 81 °F July 31
Lowest temperature 2 °F January 14
Highest daily low 59 °F September 8
Lowest daily high 17 °F January 15
Most daily precipitation 6.0 inches November 1
Total annual precipitation 175.1 inches -
Highest Temperatures in Ketchikan in 2020
Rank Temperature Date
1 81 °F Jul 31
2 78 °F May 9
3 77 °F Jul 30
4 73 °F May 10
5 72 °F Jul 29
6 71 °F Sep 8
6 71 °F May 12
6 71 °F May 11
6 71 °F May 8
10 70 °F Jun 28
Lowest Temperatures in Ketchikan in 2020
Rank Temperature Date
1 2 °F January 14
2 3 °F January 13
3 10 °F January 16
3 10 °F January 15
3 10 °F January 12
6 11 °F January 17
7 18 °F January 11
8 19 °F January 6
9 22 °F March 8
9 22 °F February 2
January 2020 Ketchikan Weather
Day High (°F) Low (°F) Precip. (inches)
January 1
43 30 0.52
January 2
34 27 0.00
January 3
34 28 0.57
January 4
38 24 0.40
January 5
35 24 0.02
January 6
33 19 0.06
January 7
30 26 0.00
January 8
31 24 0.08
January 9
36 29 0.35
January 10
37 27 0.33
January 11
27 18 0.00
January 12
19 10 0.00
January 13
21 3 0.00
January 14
19 2 0.00
January 15
17 10 0.00
January 16
21 10 0.00
January 17
29 11 0.00
January 18
37 26 0.29
January 19
40 34 0.82
January 20
40 33 0.41
January 21
40 32 0.27
January 22
43 39 0.93
January 23
45 42 1.97
January 24
46 34 1.75
January 25
47 38 1.64
January 26
47 40 1.20
January 27
43 32 0.25
January 28
43 35 0.88
January 29
45 36 0.54
January 30
47 33 1.99
January 31
37 33 0.17
February 2020 Ketchikan Weather
Day High (°F) Low (°F) Precip. (inches)
February 1
35 26 0.03
February 2
36 22 0.00
February 3
35 29 0.53
February 4
42 34 1.06
February 5
46 36 0.09
February 6
42 30 0.01
February 7
38 29 0.00
February 8
42 33 0.17
February 9
43 35 0.01
February 10
42 39 0.81
February 11
44 31 0.00
February 12
39 33 2.00
February 13
39 33 0.26
February 14
40 34 0.57
February 15
42 33 0.30
February 16
40 32 0.48
February 17
41 33 0.00
February 18
42 36 0.00
February 19
40 35 0.69
February 20
43 35 1.24
February 21
43 33 0.22
February 22
42 32 0.11
February 23
40 28 0.25
February 24
36 24 0.00
February 25
43 34 1.76
February 26
45 41 1.01
February 27
46 39 0.72
February 28
42 34 0.02
February 29
44 34 0.00
March 2020 Ketchikan Weather
Day High (°F) Low (°F) Precip. (inches)
March 1
44 34 1.21
March 2
41 35 0.26
March 3
39 32 0.49
March 4
38 30 0.76
March 5
39 31 0.71
March 6
41 26 0.00
March 7
41 26 0.00
March 8
39 22 0.08
March 9
41 33 1.81
March 10
44 33 0.05
March 11
41 32 0.00
March 12
42 30 0.00
March 13
37 27 0.00
March 14
43 25 0.00
March 15
45 31 0.00
March 16
47 31 0.00
March 17
49 35 0.00
March 18
43 32 0.00
March 19
51 31 0.00
March 20
54 27 0.00
March 21
46 36 0.01
March 22
41 33 0.70
March 23
51 35 0.00
March 24
49 31 0.00
March 25
45 26 0.34
March 26
43 35 0.44
March 27
47 38 0.20
March 28
41 36 0.54
March 29
46 35 0.39
March 30
47 28 0.00
March 31
44 28 0.00
April 2020 Ketchikan Weather
Day High (°F) Low (°F) Precip. (inches)
April 1
42 25 0.00
April 2
44 28 0.00
April 3
41 25 0.00
April 4
44 25 0.00
April 5
47 29 0.00
April 6
46 33 0.02
April 7
45 33 0.00
April 8
41 35 1.82
April 9
48 32 0.00
April 10
51 32 0.00
April 11
52 30 0.00
April 12
58 30 0.00
April 13
49 39 0.10
April 14
52 43 0.18
April 15
52 43 0.00
April 16
55 42 0.01
April 17
59 44 0.00
April 18
60 39 0.00
April 19
49 36 0.00
April 20
48 44 0.01
April 21
48 44 1.29
April 22
48 44 0.03
April 23
49 43 0.04
April 24
49 42 0.28
April 25
49 44 1.78
April 26
46 43 1.05
April 27
47 43 0.42
April 28
48 42 1.72
April 29
51 37 0.55
April 30
51 39 0.00
May 2020 Ketchikan Weather
Day High (°F) Low (°F) Precip. (inches)
May 1
55 39 0.08
May 2
60 43 0.28
May 3
48 44 0.57
May 4
59 42 0.00
May 5
55 41 0.12
May 6
55 39 0.03
May 7
60 41 0.00
May 8
71 36 0.00
May 9
78 45 0.00
May 10
73 46 0.00
May 11
71 41 0.00
May 12
71 38 0.00
May 13
57 45 0.00
May 14
62 46 0.00
May 15
62 44 0.00
May 16
65 42 0.00
May 17
65 49 0.00
May 18
67 47 0.00
May 19
53 47 0.18
May 20
56 46 0.00
May 21
57 46 0.06
May 22
57 47 0.00
May 23
52 49 2.86
May 24
56 47 0.35
May 25
54 46 0.09
May 26
56 41 0.03
May 27
61 37 0.00
May 28
56 50 0.14
May 29
60 46 0.00
May 30
60 41 0.00
May 31
54 47 0.50
June 2020 Ketchikan Weather
Day High (°F) Low (°F) Precip. (inches)
June 1
50 46 2.28
June 2
54 47 0.42
June 3
56 40 0.07
June 4
54 45 0.27
June 5
60 45 0.04
June 6
65 49 0.00
June 7
55 46 0.13
June 8
58 44 0.02
June 9
60 43 1.34
June 10
61 50 0.13
June 11
59 50 0.13
June 12
63 49 0.03
June 13
54 50 0.32
June 14
61 50 0.00
June 15
63 46 0.00
June 16
61 51 0.00
June 17
63 49 0.21
June 18
57 52 3.51
June 19
60 54 1.92
June 20
61 50 0.14
June 21
58 50 0.00
June 22
56 50 1.41
June 23
62 51 0.03
June 24
63 52 0.00
June 25
53 49 0.85
June 26
57 51 0.33
June 27
65 52 0.00
June 28
70 52 0.01
June 29
62 51 0.07
June 30
66 54 0.00
July 2020 Ketchikan Weather
Day High (°F) Low (°F) Precip. (inches)
July 1
64 53 0.00
July 2
59 52 0.12
July 3
60 52 0.00
July 4
61 55 0.00
July 5
61 53 0.04
July 6
65 52 0.00
July 7
64 52 0.00
July 8
63 52 0.14
July 9
63 54 0.23
July 10
56 54 2.76
July 11
59 52 0.40
July 12
60 52 0.01
July 13
62 53 0.00
July 14
57 53 1.48
July 15
57 55 1.61
July 16
61 54 0.01
July 17
60 53 0.31
July 18
59 54 0.50
July 19
63 55 0.00
July 20
59 56 0.89
July 21
63 56 0.00
July 22
67 53 0.00
July 23
58 53 0.44
July 24
60 52 0.00
July 25
59 55 1.19
July 26
58 56 0.77
July 27
65 54 0.02
July 28
69 47 0.00
July 29
72 48 0.00
July 30
77 50 0.00
July 31
81 59 0.00
August 2020 Ketchikan Weather
Day High (°F) Low (°F) Precip. (inches)
August 1
67 58 0.32
August 2
63 57 0.51
August 3
65 57 0.29
August 4
58 55 3.91
August 5
61 53 0.73
August 6
60 53 0.18
August 7
61 54 0.72
August 8
61 53 0.03
August 9
63 53 1.11
August 10
58 52 0.07
August 11
63 50 0.02
August 12
60 52 0.00
August 13
60 52 0.21
August 14
59 54 2.36
August 15
60 57 1.77
August 16
61 56 1.12
August 17
63 56 0.64
August 18
61 55 0.52
August 19
63 53 1.05
August 20
65 54 0.04
August 21
63 54 0.30
August 22
58 55 1.30
August 23
58 55 0.62
August 24
59 54 0.06
August 25
56 54 0.51
August 26
65 49 0.00
August 27
61 50 1.56
August 28
60 52 1.08
August 29
62 52 0.09
August 30
54 53 0.76
August 31
59 54 0.97
September 2020 Ketchikan Weather
Day High (°F) Low (°F) Precip. (inches)
September 1
57 52 0.18
September 2
58 49 0.24
September 3
59 51 0.20
September 4
57 54 0.54
September 5
62 53 0.08
September 6
64 54 0.10
September 7
68 52 0.00
September 8
71 59 0.00
September 9
67 58 0.00
September 10
69 55 0.00
September 11
65 53 0.00
September 12
62 50 0.00
September 13
65 44 0.00
September 14
67 44 0.00
September 15
67 46 0.00
September 16
67 45 0.00
September 17
69 50 0.00
September 18
63 52 0.21
September 19
64 48 0.16
September 20
56 45 0.35
September 21
57 52 0.13
September 22
59 52 0.31
September 23
59 52 0.76
September 24
57 51 0.86
September 25
55 48 0.86
September 26
56 48 0.16
September 27
58 48 2.56
September 28
57 48 0.08
September 29
58 47 0.02
September 30
67 46 0.54
October 2020 Ketchikan Weather
Day High (°F) Low (°F) Precip. (inches)
October 1
61 47 0.00
October 2
63 56 0.16
October 3
61 52 0.19
October 4
56 51 0.99
October 5
58 45 0.10
October 6
56 40 0.00
October 7
52 39 0.00
October 8
51 37 0.01
October 9
48 43 0.53
October 10
49 42 0.44
October 11
49 42 0.18
October 12
51 37 0.03
October 13
50 35 0.00
October 14
54 38 0.00
October 15
46 41 0.61
October 16
50 40 0.02
October 17
47 37 0.00
October 18
45 33 0.10
October 19
46 33 0.10
October 20
46 37 0.06
October 21
45 31 0.00
October 22
43 30 0.00
October 23
46 29 0.00
October 24
46 28 0.00
October 25
41 34 0.53
October 26
52 41 1.34
October 27
48 36 0.00
October 28
47 32 0.01
October 29
42 34 0.00
October 30
47 39 0.14
October 31
50 44 2.66
November 2020 Ketchikan Weather
Day High (°F) Low (°F) Precip. (inches)
November 1
53 49 6.02
November 2
53 42 1.42
November 3
44 32 0.00
November 4
49 34 0.31
November 5
45 33 0.43
November 6
38 34 0.00
November 7
38 31 0.00
November 8
38 28 0.14
November 9
46 37 0.91
November 10
43 29 0.03
November 11
42 27 1.84
November 12
43 36 1.17
November 13
40 34 0.21
November 14
41 33 0.11
November 15
41 29 0.00
November 16
37 30 0.13
November 17
39 32 0.10
November 18
38 32 0.89
November 19
36 32 1.22
November 20
38 34 0.09
November 21
44 34 1.30
November 22
42 32 0.80
November 23
45 34 1.77
November 24
43 33 0.71
November 25
44 36 0.54
November 26
47 30 1.64
November 27
37 30 0.00
November 28
45 33 2.93
November 29
46 33 4.94
November 30
44 33 0.40
December 2020 Ketchikan Weather
Day High (°F) Low (°F) Precip. (inches)
December 1
48 43 4.13
December 2
52 43 1.41
December 3
49 44 2.09
December 4
50 46 2.41
December 5
50 47 4.53
December 6
50 45 1.27
December 7
47 43 1.04
December 8
46 39 0.49
December 9
41 35 0.02
December 10
48 40 0.00
December 11
41 30 0.00
December 12
39 28 0.00
December 13
44 30 0.34
December 14
43 38 0.61
December 15
45 40 0.95
December 16
44 38 0.61
December 17
44 33 2.24
December 18
46 37 0.77
December 19
45 36 1.92
December 20
40 33 0.76
December 21
39 32 0.09
December 22
39 29 0.00
December 23
44 35 4.52
December 24
42 33 0.06
December 25
47 36 0.04
December 26
41 32 0.00
December 27
38 30 0.00
December 28
40 33 0.00
December 29
41 38 0.07
December 30
41 33 0.00
December 31
41 33 0.35
Weather Station Details
Years Station Coordinates
1910–2024 Ketchikan International Airport location