Boise Weather in 1991

Historical record of Boise, Idaho weather for the year 1991 based on NOAA data.
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1991 Boise Weather Extremes
Highest temperature 103 °F July 12
Lowest temperature -12 °F January 5
Highest daily low 72 °F August 4
Lowest daily high 6 °F January 5
Most daily precipitation 0.6 inches May 17
Most daily snow 1.2 inches November 24
Total annual precipitation 9.5 inches -
Total annual snow 6.6 inches -
Highest Temperatures in Boise in 1991
Rank Temperature Date
1 103 °F Jul 12
2 102 °F Jul 31
3 101 °F Jul 4
4 100 °F Aug 9
4 100 °F Jul 28
6 99 °F Jul 29
6 99 °F Jul 13
8 98 °F Aug 22
8 98 °F Aug 21
8 98 °F Aug 19
8 98 °F Aug 18
8 98 °F Aug 8
8 98 °F Aug 6
8 98 °F Jul 3
Lowest Temperatures in Boise in 1991
Rank Temperature Date
1 -12 °F January 5
2 -9 °F January 4
3 -5 °F January 6
3 -5 °F January 3
5 -4 °F January 2
5 -4 °F January 1
7 6 °F January 29
8 11 °F January 9
8 11 °F January 7
10 13 °F January 27
10 13 °F January 8
January 1991 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
19 -4 0.00 0.0
21 -4 0.00 0.0
15 -5 0.00 0.0
11 -9 0.00 0.0
6 -12 0.00 0.0
16 -5 0.00 0.0
23 11 0.09 1.2
25 13 0.00 0.0
21 11 0.00 0.0
33 20 0.02 0.1
43 28 0.03 0.2
43 36 0.48 0.0
48 31 0.09 0.0
41 28 0.25 0.0
43 33 0.00 0.0
40 24 0.00 0.0
43 29 0.00 0.0
49 29 0.00 0.0
38 29 0.00 0.0
39 21 0.00 0.0
36 19 0.00 0.0
38 19 0.00 0.0
42 20 0.00 0.0
38 20 0.00 0.0
38 17 0.00 0.0
36 17 0.00 0.0
41 13 0.00 0.0
35 16 0.00 0.0
36 6 0.00 0.0
38 14 0.00 0.0
36 16 0.00 0.0
February 1991 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
51 17 0.00 0.0
49 29 0.00 0.0
56 35 0.00 0.0
61 37 0.00 0.0
51 37 0.01 0.0
48 31 0.00 0.0
48 28 0.00 0.0
44 32 0.00 0.0
41 28 0.00 0.0
41 27 0.00 0.0
39 25 0.00 0.0
48 29 0.16 0.0
52 37 0.09 0.0
58 37 0.00 0.0
57 35 0.05 0.0
50 35 0.15 0.0
48 31 0.00 0.0
43 24 0.00 0.0
56 38 0.00 0.0
60 32 0.00 0.0
63 35 0.00 0.0
59 33 0.00 0.0
54 27 0.00 0.0
54 26 0.00 0.0
56 28 0.00 0.0
57 31 0.00 0.0
58 30 0.00 0.0
59 32 0.00 0.0
March 1991 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
57 44 0.12 0.0
55 43 0.00 0.0
65 35 0.01 0.0
59 43 0.07 0.0
47 27 0.00 0.0
42 24 0.04 0.4
45 24 0.00 0.0
51 26 0.00 0.0
60 35 0.00 0.0
54 33 0.00 0.0
48 31 0.00 0.0
44 33 0.05 0.2
47 37 0.05 0.0
48 27 0.00 0.0
49 22 0.00 0.0
55 23 0.00 0.0
62 32 0.00 0.0
63 42 0.00 0.0
58 38 0.12 0.0
55 29 0.00 0.0
57 27 0.00 0.0
49 27 0.00 0.0
54 38 0.00 0.0
55 36 0.01 0.0
46 34 0.08 0.6
51 35 0.00 0.0
49 21 0.00 0.0
56 27 0.00 0.0
53 33 0.00 0.0
63 29 0.00 0.0
74 40 0.00 0.0
April 1991 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
70 38 0.00 0.0
61 38 0.04 0.0
64 31 0.00 0.0
74 49 0.00 0.0
68 52 0.03 0.0
55 39 0.23 0.0
52 35 0.00 0.0
54 23 0.00 0.0
54 35 0.18 0.0
46 30 0.00 0.0
54 29 0.00 0.0
62 34 0.00 0.0
60 27 0.00 0.0
63 31 0.00 0.0
58 39 0.27 0.0
51 39 0.32 0.0
54 39 0.21 0.0
58 39 0.00 0.0
67 36 0.00 0.0
65 45 0.00 0.0
70 47 0.00 0.0
71 44 0.00 0.0
74 42 0.01 0.0
58 41 0.15 0.0
49 35 0.14 0.0
53 27 0.00 0.0
53 36 0.07 0.0
59 31 0.00 0.0
58 37 0.00 0.0
65 29 0.00 0.0
May 1991 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
69 42 0.00 0.0
61 43 0.17 0.0
64 31 0.00 0.0
67 33 0.00 0.0
75 45 0.00 0.0
70 51 0.00 0.0
72 48 0.00 0.0
67 43 0.19 0.0
56 37 0.00 0.0
58 39 0.00 0.0
62 43 0.06 0.0
66 41 0.09 0.0
62 48 0.03 0.0
68 44 0.00 0.0
70 35 0.00 0.0
77 46 0.00 0.0
67 45 0.64 0.0
53 37 0.08 0.0
67 38 0.00 0.0
66 44 0.00 0.0
75 42 0.00 0.0
77 43 0.00 0.0
80 40 0.00 0.0
82 44 0.00 0.0
66 48 0.00 0.0
66 34 0.00 0.0
68 32 0.00 0.0
74 39 0.00 0.0
68 44 0.19 0.0
64 47 0.12 0.0
75 46 0.00 0.0
June 1991 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
82 40 0.00 0.0
85 45 0.00 0.0
79 51 0.00 0.0
62 45 0.09 0.0
63 40 0.00 0.0
68 42 0.00 0.0
74 38 0.00 0.0
79 50 0.00 0.0
84 44 0.00 0.0
93 53 0.00 0.0
87 61 0.00 0.0
79 48 0.00 0.0
70 47 0.00 0.0
68 36 0.00 0.0
88 49 0.00 0.0
78 50 0.00 0.0
75 46 0.00 0.0
90 44 0.00 0.0
87 59 0.00 0.0
77 50 0.00 0.0
81 41 0.00 0.0
82 44 0.00 0.0
79 51 0.00 0.0
77 54 0.02 0.0
74 44 0.00 0.0
74 45 0.00 0.0
71 50 0.11 0.0
82 55 0.18 0.0
71 52 0.24 0.0
76 49 0.00 0.0
July 1991 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
83 51 0.00 0.0
91 57 0.00 0.0
98 58 0.00 0.0
101 65 0.00 0.0
96 56 0.00 0.0
91 56 0.00 0.0
91 47 0.00 0.0
92 51 0.00 0.0
94 53 0.00 0.0
86 52 0.00 0.0
92 56 0.00 0.0
103 63 0.00 0.0
99 65 0.00 0.0
92 64 0.00 0.0
95 61 0.00 0.0
95 57 0.00 0.0
85 56 0.00 0.0
88 53 0.00 0.0
93 56 0.00 0.0
94 58 0.00 0.0
93 60 0.00 0.0
95 55 0.00 0.0
95 66 0.00 0.0
95 67 0.00 0.0
89 63 0.37 0.0
86 54 0.00 0.0
94 55 0.00 0.0
100 60 0.00 0.0
99 60 0.00 0.0
95 56 0.00 0.0
102 60 0.00 0.0
August 1991 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
87 61 0.00 0.0
92 53 0.00 0.0
95 63 0.00 0.0
97 72 0.00 0.0
95 68 0.00 0.0
98 60 0.00 0.0
94 59 0.00 0.0
98 62 0.00 0.0
100 67 0.00 0.0
85 58 0.00 0.0
91 48 0.00 0.0
92 50 0.00 0.0
92 55 0.00 0.0
93 53 0.00 0.0
90 68 0.02 0.0
84 60 0.02 0.0
93 55 0.00 0.0
98 65 0.00 0.0
98 68 0.00 0.0
96 67 0.00 0.0
98 65 0.00 0.0
98 63 0.00 0.0
90 61 0.00 0.0
94 58 0.00 0.0
90 57 0.00 0.0
90 55 0.00 0.0
87 66 0.00 0.0
85 52 0.00 0.0
95 55 0.00 0.0
93 56 0.00 0.0
96 63 0.00 0.0
September 1991 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
87 60 0.00 0.0
83 49 0.00 0.0
86 47 0.00 0.0
90 53 0.00 0.0
94 54 0.00 0.0
94 57 0.00 0.0
87 69 0.00 0.0
78 52 0.01 0.0
71 50 0.03 0.0
72 55 0.08 0.0
73 54 0.00 0.0
81 53 0.00 0.0
82 58 0.00 0.0
69 46 0.00 0.0
74 42 0.00 0.0
81 48 0.00 0.0
83 48 0.00 0.0
83 48 0.00 0.0
87 50 0.00 0.0
84 50 0.00 0.0
68 41 0.00 0.0
72 31 0.00 0.0
76 38 0.00 0.0
80 44 0.00 0.0
88 48 0.00 0.0
88 51 0.00 0.0
87 55 0.00 0.0
74 57 0.09 0.0
78 50 0.00 0.0
83 53 0.00 0.0
October 1991 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
85 49 0.00 0.0
77 44 0.00 0.0
73 39 0.00 0.0
68 31 0.00 0.0
75 41 0.00 0.0
77 44 0.00 0.0
78 45 0.00 0.0
77 46 0.00 0.0
78 41 0.00 0.0
81 49 0.00 0.0
82 48 0.00 0.0
80 44 0.00 0.0
75 34 0.00 0.0
78 40 0.00 0.0
87 50 0.00 0.0
83 47 0.00 0.0
61 34 0.00 0.0
61 27 0.00 0.0
67 31 0.00 0.0
66 33 0.00 0.0
76 44 0.00 0.0
56 39 0.01 0.0
52 34 0.00 0.0
52 34 0.08 0.0
49 39 0.23 0.0
51 39 0.54 0.0
43 32 0.00 0.0
42 27 0.00 0.0
37 26 0.05 1.1
36 16 0.00 0.0
38 22 0.00 0.0
November 1991 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
41 32 0.08 0.8
37 25 0.00 0.0
34 23 0.00 0.0
39 30 0.04 0.0
41 33 0.42 0.0
44 36 0.03 0.0
53 38 0.00 0.0
53 35 0.27 0.0
55 37 0.11 0.0
53 37 0.00 0.0
54 34 0.00 0.0
48 32 0.00 0.0
47 33 0.00 0.0
50 24 0.00 0.0
44 22 0.00 0.0
52 25 0.07 0.0
50 39 0.15 0.0
47 30 0.03 0.0
48 27 0.00 0.0
49 38 0.11 0.0
43 27 0.05 0.2
38 25 0.00 0.0
37 25 0.00 0.0
34 27 0.15 1.2
44 33 0.16 0.0
46 32 0.00 0.0
47 32 0.03 0.0
41 27 0.00 0.0
40 26 0.06 0.6
33 16 0.00 0.0
December 1991 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
31 16 0.00 0.0
43 25 0.00 0.0
42 24 0.00 0.0
40 25 0.00 0.0
46 27 0.00 0.0
53 40 0.00 0.0
45 27 0.21 0.0
44 24 0.00 0.0
43 26 0.00 0.0
41 26 0.00 0.0
37 25 0.00 0.0
51 31 0.00 0.0
40 23 0.00 0.0
35 21 0.00 0.0
36 20 0.00 0.0
38 17 0.00 0.0
36 18 0.00 0.0
53 28 0.05 0.0
38 22 0.00 0.0
38 18 0.00 0.0
34 17 0.00 0.0
34 19 0.00 0.0
38 19 0.00 0.0
39 16 0.00 0.0
39 17 0.00 0.0
38 19 0.00 0.0
42 21 0.00 0.0
43 20 0.06 0.0
37 20 0.00 0.0
40 30 0.03 0.0
35 31 0.00 0.0
Weather Station Details
Years Station Coordinates
1940–2024 location
1911–1939 Meridian 1 W location