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Boise Weather in 1990

Historical record of Boise, Idaho weather for the year 1990 based on NOAA data.
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1990 Boise Weather Extremes
Highest temperature 109 °F August 6
Lowest temperature -25 °F December 22
Highest daily low 71 °F August 10
Lowest daily high -6 °F December 22
Most daily precipitation 1.8 inches May 29
Most daily snow 4.2 inches December 19
Total annual precipitation 12.1 inches -
Total annual snow 28.1 inches -
January 1990 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
34 22 0.08 0.8
32 7 0.03 0.3
31 6 0.00 0.0
31 19 0.07 1.3
29 23 0.00 0.0
39 19 0.00 0.0
46 36 0.27 0.0
54 39 0.00 0.0
58 41 0.00 0.0
52 36 0.00 0.0
48 35 0.00 0.0
44 31 0.00 0.0
51 35 0.04 0.0
41 35 0.16 0.0
45 27 0.00 0.0
47 32 0.00 0.0
40 25 0.00 0.0
41 21 0.00 0.0
32 18 0.00 0.0
33 18 0.00 0.0
39 19 0.00 0.0
48 24 0.00 0.0
45 25 0.03 0.0
40 18 0.00 0.0
48 30 0.00 0.0
48 27 0.00 0.0
36 26 0.01 0.1
42 24 0.08 1.2
44 34 0.00 0.0
44 31 0.06 1.4
40 31 0.01 0.1
February 1990 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
43 30 0.07 0.9
39 21 0.00 0.0
45 30 0.00 0.0
40 21 0.05 0.5
39 22 0.00 0.0
38 21 0.05 0.5
36 20 0.00 0.0
35 27 0.15 2.5
43 33 0.27 0.0
55 35 0.02 0.0
58 35 0.00 0.0
42 24 0.00 0.0
31 19 0.00 0.1
28 15 0.00 0.0
34 8 0.00 0.0
36 29 0.01 0.1
37 22 0.02 0.2
37 14 0.00 0.0
40 14 0.00 0.0
38 21 0.11 1.3
45 27 0.04 0.4
51 26 0.00 0.0
56 30 0.00 0.0
54 33 0.00 0.0
58 32 0.00 0.0
55 28 0.00 0.0
54 24 0.00 0.0
56 26 0.00 0.0
March 1990 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
50 37 0.05 0.0
48 35 0.12 0.0
54 37 0.11 0.0
51 34 0.00 0.0
53 30 0.00 0.0
54 30 0.00 0.0
60 29 0.00 0.0
52 26 0.00 0.0
57 25 0.00 0.0
52 32 0.20 0.3
41 26 0.01 0.1
44 17 0.00 0.0
46 24 0.00 0.0
47 27 0.09 0.0
53 29 0.00 0.0
61 27 0.00 0.0
62 39 0.00 0.0
69 39 0.00 0.0
71 46 0.00 0.0
64 34 0.00 0.0
63 32 0.00 0.0
69 40 0.00 0.0
55 35 0.19 0.0
53 28 0.00 0.0
62 28 0.00 0.0
63 32 0.00 0.0
63 30 0.00 0.0
61 30 0.00 0.0
62 29 0.00 0.0
65 28 0.00 0.0
70 35 0.00 0.0
April 1990 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
77 44 0.00 0.0
78 42 0.00 0.0
75 36 0.00 0.0
74 39 0.00 0.0
69 30 0.00 0.0
72 39 0.00 0.0
73 41 0.00 0.0
64 46 0.49 0.0
63 30 0.00 0.0
75 36 0.00 0.0
74 50 0.00 0.0
64 42 0.00 0.0
73 37 0.00 0.0
80 43 0.00 0.0
85 45 0.00 0.0
84 52 0.00 0.0
78 48 0.03 0.0
70 49 0.00 0.0
78 46 0.00 0.0
73 48 0.04 0.0
64 47 0.18 0.0
62 51 0.10 0.0
62 45 0.41 0.0
60 41 0.00 0.0
58 31 0.07 0.0
56 35 0.00 0.0
50 39 0.70 0.0
52 37 0.11 0.0
50 32 0.01 0.0
60 28 0.00 0.0
May 1990 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
62 30 0.00 0.0
70 41 0.00 0.0
73 38 0.00 0.0
78 40 0.00 0.0
86 52 0.00 0.0
68 45 0.00 0.0
56 31 0.00 0.0
59 33 0.00 0.0
71 33 0.00 0.0
74 41 0.00 0.0
70 46 0.00 0.0
63 42 0.00 0.0
65 36 0.00 0.0
62 43 0.00 0.0
63 28 0.00 0.0
73 38 0.00 0.0
76 46 0.00 0.0
68 44 0.00 0.0
69 47 0.00 0.0
65 48 0.22 0.0
72 51 0.00 0.0
76 55 0.19 0.0
76 46 0.38 0.0
58 41 0.45 0.0
67 39 0.00 0.0
69 51 0.00 0.0
73 54 0.26 0.0
65 54 0.48 0.0
68 53 1.77 0.0
70 47 0.02 0.0
53 39 0.30 0.0
June 1990 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
64 36 0.00 0.0
71 49 0.00 0.0
84 56 0.00 0.0
72 50 0.00 0.0
76 43 0.00 0.0
76 51 0.11 0.0
73 52 0.00 0.0
84 50 0.00 0.0
90 56 0.00 0.0
75 50 0.00 0.0
70 36 0.00 0.0
64 47 0.00 0.0
70 38 0.00 0.0
71 49 0.00 0.0
74 42 0.00 0.0
79 45 0.00 0.0
79 56 0.00 0.0
80 53 0.00 0.0
81 46 0.00 0.0
87 51 0.00 0.0
93 57 0.00 0.0
102 67 0.00 0.0
92 60 0.00 0.0
96 62 0.00 0.0
96 54 0.00 0.0
94 59 0.00 0.0
88 52 0.00 0.0
88 51 0.00 0.0
103 62 0.00 0.0
101 60 0.00 0.0
July 1990 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
98 67 0.00 0.0
86 56 0.13 0.0
80 40 0.00 0.0
91 49 0.00 0.0
91 58 0.00 0.0
84 58 0.00 0.0
84 54 0.00 0.0
93 51 0.00 0.0
97 62 0.00 0.0
98 65 0.00 0.0
104 66 0.00 0.0
103 65 0.02 0.0
100 64 0.00 0.0
96 60 0.00 0.0
97 57 0.00 0.0
99 58 0.00 0.0
96 56 0.00 0.0
94 66 0.00 0.0
92 57 0.00 0.0
92 69 0.00 0.0
95 64 0.00 0.0
99 66 0.00 0.0
93 65 0.00 0.0
81 57 0.01 0.0
79 49 0.26 0.0
80 50 0.00 0.0
91 59 0.00 0.0
94 57 0.00 0.0
100 65 0.00 0.0
104 68 0.00 0.0
92 60 0.00 0.0
August 1990 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
93 56 0.00 0.0
88 50 0.00 0.0
91 53 0.00 0.0
97 57 0.00 0.0
106 62 0.00 0.0
109 66 0.00 0.0
103 68 0.00 0.0
107 65 0.00 0.0
100 68 0.00 0.0
96 71 0.00 0.0
94 60 0.00 0.0
96 67 0.00 0.0
100 66 0.00 0.0
104 70 0.00 0.0
95 69 0.00 0.0
88 61 0.00 0.0
87 57 0.00 0.0
68 56 0.03 0.0
73 55 0.00 0.0
74 52 0.14 0.0
80 53 0.01 0.0
78 54 0.00 0.0
81 55 0.00 0.0
77 56 0.21 0.0
74 51 0.00 0.0
77 49 0.00 0.0
85 53 0.00 0.0
87 53 0.00 0.0
94 63 0.00 0.0
78 57 0.00 0.0
84 48 0.00 0.0
September 1990 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
91 50 0.00 0.0
88 54 0.00 0.0
88 54 0.00 0.0
98 58 0.00 0.0
94 69 0.00 0.0
92 63 0.00 0.0
92 63 0.00 0.0
91 60 0.00 0.0
92 57 0.00 0.0
97 54 0.00 0.0
95 57 0.00 0.0
88 54 0.00 0.0
88 48 0.00 0.0
90 58 0.00 0.0
82 52 0.00 0.0
74 43 0.00 0.0
75 42 0.00 0.0
78 45 0.00 0.0
80 46 0.00 0.0
77 42 0.00 0.0
79 42 0.00 0.0
89 55 0.00 0.0
87 54 0.00 0.0
89 59 0.00 0.0
87 59 0.00 0.0
81 61 0.50 0.0
79 53 0.00 0.0
82 49 0.00 0.0
81 53 0.00 0.0
83 52 0.00 0.0
October 1990 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
87 54 0.00 0.0
61 46 0.00 0.0
62 35 0.02 0.0
84 46 0.00 0.0
70 45 0.03 0.0
56 31 0.00 0.0
55 24 0.00 0.0
58 28 0.00 0.0
69 36 0.00 0.0
64 40 0.00 0.0
58 22 0.00 0.0
67 44 0.00 0.0
61 35 0.00 0.0
60 31 0.03 0.0
67 45 0.00 0.0
55 28 0.00 0.0
61 28 0.00 0.0
58 43 0.15 0.0
51 32 0.00 0.0
51 20 0.00 0.0
61 36 0.12 0.0
54 33 0.04 0.0
60 32 0.00 0.0
73 34 0.00 0.0
81 41 0.00 0.0
68 41 0.00 0.0
81 43 0.00 0.0
78 46 0.00 0.0
69 39 0.00 0.0
72 49 0.00 0.0
62 41 0.06 0.0
November 1990 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
47 33 0.00 0.0
47 23 0.00 0.0
51 19 0.00 0.0
49 39 0.24 0.0
48 33 0.00 0.0
50 26 0.00 0.0
43 25 0.00 0.0
52 35 0.04 0.0
64 38 0.00 0.0
69 40 0.00 0.0
62 31 0.00 0.0
63 31 0.00 0.0
68 35 0.00 0.0
51 29 0.02 0.0
48 23 0.00 0.0
52 29 0.00 0.0
54 30 0.00 0.0
49 33 0.00 0.0
49 29 0.04 0.0
42 32 0.02 0.0
44 32 0.11 0.1
54 35 0.00 0.0
57 37 0.00 0.0
62 40 0.00 0.0
58 35 0.14 0.0
39 22 0.00 0.0
38 21 0.00 0.0
44 24 0.00 0.0
51 32 0.00 0.0
49 23 0.00 0.0
December 1990 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
43 21 0.03 0.3
40 21 0.00 0.0
45 26 0.00 0.0
52 28 0.00 0.0
43 23 0.00 0.0
43 19 0.00 0.0
42 19 0.00 0.0
48 21 0.00 0.0
52 20 0.00 0.0
46 25 0.03 0.0
42 20 0.05 0.0
38 19 0.00 0.0
31 21 0.18 1.5
32 7 0.00 0.0
29 12 0.00 0.0
27 5 0.00 0.0
38 19 0.00 0.0
44 24 0.09 1.6
29 9 0.15 4.2
9 -8 0.07 1.1
-3 -23 0.01 0.1
-6 -25 0.00 0.0
-2 -18 0.00 0.0
0 -20 0.06 1.4
7 -20 0.10 1.7
14 2 0.00 0.0
31 6 0.08 1.1
30 9 0.13 2.7
10 -17 0.00 0.0
8 -9 0.00 0.0
19 6 0.00 0.0
Weather Station Details
Years Station Coordinates
1940–2022 location