Ketchum Weather in 1991

Historical record of Ketchum, Idaho weather for the year 1991 based on NOAA data.
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1991 Ketchum Weather Extremes
Highest temperature 89 °F July 13
Lowest temperature -14 °F January 30
Highest daily low 48 °F July 14
Lowest daily high 17 °F January 30
Most daily precipitation 1.2 inches March 4
Most daily snow 12.0 inches March 4
Total annual precipitation 19.9 inches -
Total annual snow 93.1 inches -
Highest Temperatures in Ketchum in 1991
Rank Temperature Date
1 89 °F Jul 13
2 88 °F Jul 30
2 88 °F Jul 14
2 88 °F Jul 5
5 87 °F Aug 10
5 87 °F Jul 31
5 87 °F Jul 29
5 87 °F Jul 6
5 87 °F Jul 4
10 86 °F Aug 23
10 86 °F Aug 9
10 86 °F Aug 4
10 86 °F Aug 1
10 86 °F Jul 7
Lowest Temperatures in Ketchum in 1991
Rank Temperature Date
1 -14 °F January 30
2 -11 °F January 31
2 -11 °F January 29
4 -10 °F January 5
5 -8 °F December 20
5 -8 °F December 12
5 -8 °F December 11
5 -8 °F December 1
9 -7 °F December 21
9 -7 °F November 23
9 -7 °F January 27
9 -7 °F January 21
January 1991 Ketchum Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
January 1
25 2 0.00 0.0
January 2
32 -2 0.00 0.0
January 3
31 -3 0.00 0.0
January 4
30 -5 0.00 0.0
January 5
30 -10 0.00 0.0
January 6
27 -3 0.04 0.5
January 7
32 2 0.03 0.5
January 8
32 3 0.00 0.0
January 9
32 1 0.00 0.0
January 10
33 2 0.00 0.0
January 11
32 9 0.00 0.0
January 12
37 19 0.05 0.5
January 13
38 18 0.02 0.0
January 14
37 12 0.01 0.0
January 15
37 10 0.04 1.0
January 16
38 11 0.00 0.0
January 17
34 11 0.00 0.0
January 18
39 9 0.00 0.0
January 19
32 12 0.00 0.0
January 20
31 -2 0.00 0.0
January 21
29 -7 0.00 0.0
January 22
28 -4 0.00 0.0
January 23
28 -4 0.00 0.0
January 24
31 -3 0.00 0.0
January 25
33 -3 0.00 0.0
January 26
26 -6 0.00 0.0
January 27
36 -7 0.00 0.0
January 28
34 -4 0.00 0.0
January 29
30 -11 0.00 0.0
January 30
17 -14 0.00 0.0
January 31
29 -11 0.00 0.0
February 1991 Ketchum Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
February 1
41 -3 0.00 0.0
February 2
47 5 0.00 0.0
February 3
46 9 0.00 0.0
February 4
44 22 0.00 0.0
February 5
46 22 0.00 0.0
February 6
44 13 0.00 0.0
February 7
48 11 0.00 0.0
February 8
50 11 0.00 0.0
February 9
48 12 0.00 0.0
February 10
47 9 0.00 0.0
February 11
50 10 0.00 0.0
February 12
50 10 0.05 0.0
February 13
46 10 0.00 0.0
February 14
51 19 0.00 0.0
February 15
52 22 0.00 0.0
February 16
52 26 0.00 0.0
February 17
48 22 0.01 0.0
February 18
40 13 0.00 0.0
February 19
38 16 0.00 0.0
February 20
49 15 0.00 0.0
February 21
51 15 0.00 0.0
February 22
52 16 0.00 0.0
February 23
56 21 0.00 0.0
February 24
45 16 0.00 0.0
February 25
43 15 0.00 0.0
February 26
48 13 0.00 0.0
February 27
49 11 0.00 0.0
February 28
50 9 0.00 0.0
March 1991 Ketchum Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
March 1
47 11 0.02 0.5
March 2
42 25 0.22 3.0
March 3
44 17 0.21 3.0
March 4
42 22 1.22 12.0
March 5
40 26 1.09 7.0
March 6
30 7 0.00 0.0
March 7
30 -4 0.00 0.0
March 8
33 -3 0.00 0.0
March 9
37 0 0.00 0.0
March 10
41 0 0.00 0.0
March 11
43 20 0.10 1.0
March 12
41 9 0.00 0.0
March 13
35 9 0.70 10.0
March 14
40 19 0.00 0.0
March 15
41 6 0.00 0.0
March 16
41 6 0.00 0.0
March 17
40 7 0.00 0.0
March 18
47 8 0.00 0.0
March 19
49 13 0.00 0.0
March 20
49 16 0.05 1.0
March 21
44 11 0.00 0.0
March 22
48 11 0.00 0.0
March 23
43 13 0.00 0.0
March 24
38 20 0.35 5.0
March 25
41 10 0.14 2.0
March 26
36 10 0.37 5.0
March 27
40 3 0.00 0.0
March 28
43 3 0.00 0.0
March 29
50 9 0.00 0.0
March 30
45 10 0.00 0.0
March 31
52 10 0.00 0.0
April 1991 Ketchum Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
April 1
58 22 0.00 0.0
April 2
58 22 0.00 0.0
April 3
55 19 0.00 0.0
April 4
54 26 0.00 0.0
April 5
60 24 0.00 0.0
April 6
59 31 0.17 0.0
April 7
50 23 0.10 0.0
April 8
n/a 12 0.00 0.0
April 9
43 13 n/a 0.0
April 10
43 15 0.00 0.0
April 11
35 15 0.00 0.0
April 12
42 22 0.00 0.0
April 13
n/a n/a 0.00 0.0
April 14
n/a n/a 0.00 0.0
April 15
53 18 n/a 0.0
April 16
45 27 0.03 0.0
April 17
47 20 0.05 0.0
April 18
48 22 0.00 0.0
April 19
48 15 0.19 0.5
April 20
n/a n/a n/a 0.0
April 21
n/a n/a n/a 0.0
April 22
58 17 n/a 0.0
April 23
61 25 0.00 0.0
April 24
59 28 0.02 0.0
April 25
50 28 0.01 0.0
April 26
44 20 0.01 0.0
April 27
45 19 0.00 0.0
April 28
49 18 0.00 0.0
April 29
53 22 0.00 0.0
April 30
48 22 0.00 0.0
May 1991 Ketchum Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
May 1
50 22 0.00 0.0
May 2
59 22 0.26 0.0
May 3
48 28 0.00 0.0
May 4
51 23 0.00 0.0
May 5
55 20 0.00 0.0
May 6
61 32 0.06 0.0
May 7
60 31 0.00 0.0
May 8
62 32 0.05 0.0
May 9
50 31 0.50 0.0
May 10
42 28 0.05 0.0
May 11
47 28 0.30 0.0
May 12
n/a n/a 0.10 0.0
May 13
50 27 0.10 0.0
May 14
56 30 0.16 0.0
May 15
54 31 0.31 0.0
May 16
66 28 0.00 0.0
May 17
66 31 0.20 0.0
May 18
60 28 0.60 0.0
May 19
46 18 0.47 2.0
May 20
57 24 0.00 0.0
May 21
60 29 0.00 0.0
May 22
70 33 0.00 0.0
May 23
74 36 0.00 0.0
May 24
72 31 0.00 0.0
May 25
72 29 0.00 0.0
May 26
71 30 0.00 0.0
May 27
61 26 0.00 0.0
May 28
58 22 0.05 0.0
May 29
58 21 0.01 0.0
May 30
56 33 0.10 0.0
May 31
56 32 0.00 0.0
June 1991 Ketchum Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
June 1
69 33 0.00 0.0
June 2
75 38 0.00 0.0
June 3
74 36 0.00 0.0
June 4
70 36 0.31 0.0
June 5
59 34 0.84 0.0
June 6
42 28 0.08 0.0
June 7
64 28 0.00 0.0
June 8
67 28 0.00 0.0
June 9
69 27 0.00 0.0
June 10
74 29 0.00 0.0
June 11
78 36 0.00 0.0
June 12
78 32 0.00 0.0
June 13
73 33 0.00 0.0
June 14
66 25 0.00 0.0
June 15
65 25 0.00 0.0
June 16
68 26 0.00 0.0
June 17
71 29 0.00 0.0
June 18
67 31 0.00 0.0
June 19
74 32 0.00 0.0
June 20
75 32 0.00 0.0
June 21
65 27 0.00 0.0
June 22
n/a n/a 0.00 0.0
June 23
72 29 0.00 0.0
June 24
75 39 0.00 0.0
June 25
64 32 0.02 0.0
June 26
65 32 0.00 0.0
June 27
62 31 0.10 0.0
June 28
66 34 0.46 0.0
June 29
66 40 0.03 0.0
June 30
66 37 0.38 0.0
July 1991 Ketchum Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
July 1
69 36 0.00 0.0
July 2
75 36 0.00 0.0
July 3
82 40 0.00 0.0
July 4
87 45 0.00 0.0
July 5
88 42 0.00 0.0
July 6
87 41 0.00 0.0
July 7
86 43 0.00 0.0
July 8
83 40 0.00 0.0
July 9
85 40 0.00 0.0
July 10
80 41 0.00 0.0
July 11
78 36 0.00 0.0
July 12
81 38 0.00 0.0
July 13
89 42 0.00 0.0
July 14
88 48 0.00 0.0
July 15
85 38 0.00 0.0
July 16
85 42 0.00 0.0
July 17
84 38 0.00 0.0
July 18
81 37 0.00 0.0
July 19
81 35 0.00 0.0
July 20
83 40 0.00 0.0
July 21
81 45 0.01 0.0
July 22
78 43 0.11 0.0
July 23
81 45 0.03 0.0
July 24
77 46 0.07 0.0
July 25
79 43 0.18 0.0
July 26
77 40 0.32 0.0
July 27
79 41 0.01 0.0
July 28
84 43 0.00 0.0
July 29
87 42 0.00 0.0
July 30
88 43 0.00 0.0
July 31
87 43 0.00 0.0
August 1991 Ketchum Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
August 1
86 43 0.00 0.0
August 2
81 36 0.00 0.0
August 3
82 36 0.00 0.0
August 4
86 46 0.00 0.0
August 5
78 47 0.00 0.0
August 6
79 39 0.06 0.0
August 7
83 39 0.00 0.0
August 8
81 38 0.00 0.0
August 9
86 39 0.00 0.0
August 10
87 39 0.00 0.0
August 11
85 44 0.00 0.0
August 12
83 37 0.00 0.0
August 13
83 36 0.00 0.0
August 14
84 37 0.00 0.0
August 15
84 43 0.00 0.0
August 16
73 46 0.25 0.0
August 17
76 40 0.14 0.0
August 18
81 40 0.00 0.0
August 19
83 43 0.00 0.0
August 20
81 39 0.16 0.0
August 21
84 39 0.19 0.0
August 22
85 42 0.01 0.0
August 23
86 43 0.00 0.0
August 24
85 38 0.00 0.0
August 25
83 40 0.00 0.0
August 26
81 46 0.00 0.0
August 27
81 46 0.02 0.0
August 28
78 36 0.25 0.0
August 29
69 31 0.00 0.0
August 30
79 32 0.00 0.0
August 31
85 35 0.00 0.0
September 1991 Ketchum Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
September 1
72 37 0.03 0.0
September 2
82 37 0.00 0.0
September 3
80 36 0.00 0.0
September 4
79 36 0.00 0.0
September 5
81 36 0.00 0.0
September 6
82 39 0.00 0.0
September 7
81 42 0.00 0.0
September 8
76 40 0.10 0.0
September 9
66 35 0.37 0.0
September 10
54 34 1.18 0.0
September 11
54 35 0.20 0.0
September 12
59 35 0.14 0.0
September 13
65 33 0.00 0.0
September 14
67 32 0.00 0.0
September 15
58 22 0.00 0.0
September 16
60 28 0.00 0.0
September 17
68 25 0.00 0.0
September 18
69 28 0.00 0.0
September 19
68 30 0.00 0.0
September 20
73 32 0.00 0.0
September 21
77 29 0.00 0.0
September 22
67 21 0.00 0.0
September 23
59 25 0.00 0.0
September 24
65 28 0.00 0.0
September 25
71 27 0.00 0.0
September 26
74 30 0.00 0.0
September 27
77 31 0.00 0.0
September 28
77 n/a 0.25 0.0
September 29
61 41 0.25 0.0
September 30
68 32 0.00 0.0
October 1991 Ketchum Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
October 1
71 32 0.00 0.0
October 2
75 30 0.00 0.0
October 3
72 28 0.00 0.0
October 4
63 22 0.00 0.0
October 5
65 17 0.00 0.0
October 6
68 28 0.00 0.0
October 7
70 28 0.00 0.0
October 8
71 29 0.00 0.0
October 9
69 26 0.00 0.0
October 10
71 27 0.00 0.0
October 11
73 29 0.00 0.0
October 12
72 28 0.00 0.0
October 13
75 27 0.00 0.0
October 14
75 29 0.00 0.0
October 15
76 28 0.00 0.0
October 16
75 24 0.00 0.0
October 17
68 31 0.10 0.0
October 18
59 28 0.00 0.0
October 19
60 24 0.00 0.0
October 20
58 20 0.00 0.0
October 21
59 18 0.00 0.0
October 22
63 21 0.00 0.0
October 23
44 24 0.26 0.5
October 24
42 12 0.00 0.0
October 25
34 15 0.08 1.0
October 26
36 24 0.96 11.0
October 27
38 16 0.86 3.0
October 28
36 7 0.00 0.0
October 29
33 6 0.05 0.5
October 30
31 -2 0.00 0.0
October 31
25 -2 0.00 0.0
November 1991 Ketchum Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
November 1
31 5 0.10 2.0
November 2
30 -6 0.00 0.0
November 3
28 5 0.00 0.0
November 4
30 10 0.00 0.0
November 5
36 10 0.00 0.0
November 6
42 20 0.04 0.0
November 7
47 16 0.00 0.0
November 8
46 15 0.00 0.0
November 9
48 18 0.23 0.0
November 10
50 24 0.00 0.0
November 11
47 19 0.00 0.0
November 12
45 15 0.00 0.0
November 13
49 18 0.08 0.0
November 14
42 22 0.00 0.0
November 15
37 15 0.00 0.0
November 16
n/a n/a n/a n/a
November 17
44 8 n/a n/a
November 18
36 10 0.14 0.0
November 19
38 6 0.00 0.0
November 20
37 6 0.10 2.0
November 21
36 9 0.10 1.0
November 22
35 3 0.00 0.0
November 23
31 -7 0.00 0.0
November 24
29 6 0.00 0.0
November 25
34 11 0.00 0.0
November 26
36 15 0.26 n/a
November 27
34 13 0.44 6.0
November 28
38 5 0.00 0.0
November 29
32 5 0.04 0.5
November 30
29 -6 0.00 0.0
December 1991 Ketchum Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
December 1
19 -8 0.00 0.0
December 2
23 -3 0.02 0.0
December 3
36 0 0.00 0.0
December 4
32 1 0.00 0.0
December 5
33 5 0.00 0.0
December 6
41 7 0.06 1.0
December 7
39 24 0.25 1.0
December 8
36 1 0.00 0.0
December 9
29 1 0.00 0.0
December 10
29 1 0.00 0.0
December 11
35 -8 0.00 0.0
December 12
31 -8 0.00 0.0
December 13
33 -5 0.14 3.0
December 14
27 -3 0.00 0.0
December 15
29 -4 0.00 0.0
December 16
29 -3 0.00 0.0
December 17
36 0 0.00 0.0
December 18
34 3 0.00 0.0
December 19
34 15 0.31 4.0
December 20
33 -8 0.00 0.0
December 21
27 -7 0.00 0.0
December 22
29 -6 0.00 0.0
December 23
33 4 0.00 0.0
December 24
40 4 0.00 0.0
December 25
n/a n/a 0.00 0.0
December 26
35 2 0.00 0.0
December 27
34 2 0.00 0.0
December 28
35 2 0.00 0.0
December 29
32 1 0.07 1.0
December 30
29 3 0.04 1.0
December 31
35 13 0.03 0.1
Weather Station Details
Years Station Coordinates
1973–2024 Ketchum location
1937–1972 Sun Valley location