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Boise Weather in 2003

Historical record of Boise, Idaho weather for the year 2003 based on NOAA data.
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2003 Boise Weather Extremes
Highest temperature 108 °F July 22
Lowest temperature 16 °F December 30
Highest daily low 75 °F July 23
Lowest daily high 29 °F December 30
Most daily precipitation 0.7 inches January 27
Most daily snow 1.9 inches April 6
Total annual precipitation 10.1 inches -
Total annual snow 7.9 inches -
January 2003 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
41 29 0.00 0.0
46 36 0.00 0.0
51 37 0.00 0.0
51 35 0.00 0.0
45 31 0.00 0.0
45 29 0.00 0.0
43 25 0.00 0.0
33 22 0.00 0.0
30 23 0.00 0.0
37 27 0.00 0.0
45 29 0.00 0.0
50 30 0.02 0.0
54 43 0.11 0.0
48 37 0.14 0.0
44 28 0.00 0.0
44 29 0.00 0.0
39 25 0.00 0.0
33 32 0.00 0.0
39 32 0.00 0.0
34 32 0.00 0.0
34 31 0.03 0.0
47 30 0.07 0.0
50 34 0.02 0.0
48 29 0.05 0.0
49 39 0.10 0.0
53 44 0.00 0.0
52 36 0.72 0.0
47 32 0.00 0.0
49 32 0.04 0.0
51 42 0.26 0.0
58 48 0.00 0.0
February 2003 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
53 34 0.13 0.0
46 32 0.00 0.0
43 29 0.01 0.1
42 27 0.00 0.0
38 22 0.00 0.0
37 22 0.00 0.0
38 23 0.00 0.0
37 22 0.00 0.0
45 22 0.00 0.0
47 25 0.00 0.0
49 25 0.00 0.0
54 29 0.00 0.0
43 36 0.27 0.0
48 34 0.20 0.0
56 35 0.00 0.0
52 37 0.19 0.0
49 37 0.00 0.0
46 32 0.04 0.2
49 31 0.00 0.0
49 35 0.00 0.0
53 42 0.00 0.0
49 32 0.02 0.0
42 24 0.00 0.0
35 19 0.00 0.0
39 18 0.00 0.0
44 23 0.00 0.0
45 26 0.00 0.0
41 22 0.01 0.1
March 2003 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
45 26 0.03 0.8
49 24 0.00 0.0
47 32 0.00 0.0
43 29 0.00 0.0
51 28 0.00 0.0
54 43 0.00 0.0
54 42 0.11 0.0
56 36 0.00 0.0
53 43 0.07 0.0
59 42 0.01 0.0
62 41 0.00 0.0
67 46 0.00 0.0
71 57 0.00 0.0
65 50 0.00 0.0
61 44 0.26 0.0
54 37 0.00 0.0
58 30 0.00 0.0
56 33 0.00 0.0
59 28 0.00 0.0
57 39 0.00 0.0
56 37 0.00 0.0
58 48 0.15 0.0
50 34 0.02 0.0
52 28 0.00 0.0
47 39 0.54 0.0
49 33 0.29 0.0
48 30 0.00 0.0
51 26 0.00 0.0
59 34 0.00 0.0
70 36 0.00 0.0
72 51 0.00 0.0
April 2003 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
55 43 0.03 0.0
47 34 0.06 0.0
44 32 0.07 0.1
50 33 0.00 0.0
48 33 0.04 0.1
45 32 0.23 1.9
55 30 0.00 0.0
70 36 0.00 0.0
70 42 0.00 0.0
77 46 0.00 0.0
70 52 0.00 0.0
66 46 0.00 0.0
59 45 0.08 0.0
51 39 0.00 0.0
58 34 0.00 0.0
58 41 0.04 0.0
60 40 0.01 0.0
56 35 0.00 0.0
61 30 0.00 0.0
73 44 0.00 0.0
67 51 0.02 0.0
65 46 0.06 0.0
65 45 0.00 0.0
69 43 0.29 0.0
56 42 0.02 0.0
50 38 0.13 0.0
60 37 0.00 0.0
59 40 0.05 0.0
57 38 0.00 0.0
52 42 0.26 0.0
May 2003 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
63 39 0.00 0.0
70 46 0.00 0.0
59 48 0.24 0.0
53 41 0.62 0.0
55 37 0.01 0.0
59 37 0.00 0.0
56 39 0.00 0.0
60 37 0.00 0.0
55 45 0.01 0.0
63 39 0.00 0.0
61 46 0.18 0.0
62 46 0.08 0.0
71 42 0.00 0.0
80 49 0.00 0.0
73 49 0.00 0.0
60 39 0.00 0.0
56 35 0.00 0.0
56 33 0.00 0.0
64 32 0.00 0.0
74 43 0.00 0.0
76 48 0.00 0.0
86 53 0.00 0.0
90 55 0.00 0.0
97 63 0.00 0.0
79 59 0.00 0.0
80 55 0.00 0.0
89 57 0.00 0.0
99 61 0.00 0.0
95 60 0.00 0.0
78 59 0.21 0.0
78 53 0.00 0.0
June 2003 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
80 51 0.00 0.0
77 51 0.00 0.0
80 48 0.00 0.0
82 48 0.00 0.0
85 51 0.00 0.0
88 56 0.00 0.0
84 56 0.00 0.0
93 58 0.00 0.0
87 57 0.00 0.0
85 55 0.00 0.0
81 50 0.00 0.0
88 54 0.00 0.0
84 63 0.00 0.0
86 55 0.00 0.0
90 54 0.00 0.0
89 56 0.00 0.0
94 57 0.00 0.0
101 69 0.00 0.0
85 59 0.02 0.0
70 54 0.13 0.0
69 45 0.00 0.0
66 46 0.00 0.0
76 44 0.00 0.0
82 46 0.03 0.0
82 49 0.00 0.0
86 55 0.00 0.0
91 58 0.00 0.0
91 57 0.00 0.0
101 62 0.00 0.0
92 70 0.00 0.0
July 2003 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
89 57 0.00 0.0
87 54 0.00 0.0
90 58 0.00 0.0
91 57 0.00 0.0
91 57 0.00 0.0
91 57 0.00 0.0
96 59 0.00 0.0
87 61 0.00 0.0
97 61 0.00 0.0
101 62 0.00 0.0
102 63 0.00 0.0
102 65 0.00 0.0
91 63 0.00 0.0
92 59 0.00 0.0
101 64 0.00 0.0
100 65 0.00 0.0
102 65 0.00 0.0
103 68 0.00 0.0
103 69 0.00 0.0
103 71 0.00 0.0
101 65 0.00 0.0
108 70 0.00 0.0
107 75 0.00 0.0
95 67 0.04 0.0
92 67 0.03 0.0
94 64 0.20 0.0
92 60 0.00 0.0
99 66 0.00 0.0
102 68 0.00 0.0
106 73 0.00 0.0
101 67 0.00 0.0
August 2003 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
101 67 0.00 0.0
90 71 0.00 0.0
82 66 0.01 0.0
92 64 0.00 0.0
98 62 0.01 0.0
92 63 0.00 0.0
91 64 0.00 0.0
94 63 0.00 0.0
98 64 0.00 0.0
100 65 0.00 0.0
95 65 0.00 0.0
89 61 0.00 0.0
93 61 0.00 0.0
96 61 0.00 0.0
97 70 0.00 0.0
87 65 0.00 0.0
87 55 0.00 0.0
93 63 0.00 0.0
102 67 0.00 0.0
92 63 0.00 0.0
89 66 0.01 0.0
85 63 0.28 0.0
85 58 0.00 0.0
91 60 0.00 0.0
98 63 0.00 0.0
86 65 0.02 0.0
89 62 0.00 0.0
88 57 0.00 0.0
85 59 0.00 0.0
88 60 0.00 0.0
89 60 0.00 0.0
September 2003 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
88 63 0.00 0.0
92 61 0.00 0.0
96 67 0.00 0.0
92 63 0.00 0.0
92 67 0.00 0.0
93 64 0.00 0.0
85 62 0.00 0.0
70 52 0.02 0.0
67 49 0.00 0.0
69 45 0.00 0.0
77 50 0.00 0.0
70 54 0.00 0.0
71 41 0.00 0.0
81 48 0.00 0.0
79 51 0.00 0.0
67 49 0.01 0.0
62 42 0.01 0.0
70 43 0.00 0.0
79 49 0.00 0.0
73 43 0.00 0.0
77 46 0.00 0.0
82 47 0.00 0.0
83 49 0.00 0.0
85 52 0.00 0.0
85 50 0.00 0.0
88 53 0.00 0.0
84 53 0.00 0.0
87 57 0.00 0.0
87 57 0.00 0.0
87 58 0.00 0.0
October 2003 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
83 56 0.00 0.0
81 65 0.00 0.0
79 58 0.00 0.0
85 57 0.00 0.0
83 55 0.00 0.0
85 54 0.00 0.0
74 59 0.00 0.0
82 54 0.00 0.0
64 46 0.00 0.0
58 39 0.00 0.0
64 39 0.00 0.0
61 45 0.00 0.0
59 34 0.00 0.0
63 41 0.00 0.0
63 36 0.00 0.0
71 45 0.00 0.0
77 46 0.00 0.0
82 50 0.00 0.0
81 55 0.00 0.0
84 55 0.00 0.0
84 52 0.00 0.0
80 50 0.00 0.0
63 41 0.00 0.0
60 34 0.00 0.0
60 31 0.00 0.0
70 37 0.00 0.0
75 43 0.00 0.0
72 46 0.00 0.0
66 31 0.00 0.0
43 28 0.00 0.0
42 23 0.00 0.0
November 2003 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
42 17 0.00 0.0
46 26 0.00 0.0
39 31 0.05 0.0
38 18 0.00 0.0
40 22 0.00 0.0
48 20 0.00 0.0
47 26 0.00 0.0
56 29 0.00 0.0
49 34 0.06 0.0
51 37 0.00 0.0
57 35 0.05 0.0
52 27 0.00 0.0
44 26 0.00 0.0
50 24 0.00 0.0
49 38 0.09 0.0
49 41 0.37 0.0
49 38 0.00 0.0
57 39 0.00 0.0
62 44 0.00 0.0
44 30 0.00 0.0
39 23 0.00 0.0
32 19 0.00 0.0
37 19 0.00 0.0
42 27 0.00 0.0
39 24 0.01 0.1
41 27 0.02 0.2
42 24 0.00 0.0
49 32 0.00 0.0
48 38 0.27 0.0
47 41 0.10 0.0
December 2003 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
52 38 0.00 0.0
55 37 0.00 0.0
55 35 0.00 0.0
53 28 0.00 0.0
58 45 0.00 0.0
56 44 0.15 0.0
45 33 0.13 0.0
43 32 0.00 0.0
42 32 0.00 0.0
42 34 0.00 0.0
40 28 0.00 0.0
39 29 0.16 0.0
49 38 0.26 0.0
51 29 0.02 0.0
39 29 0.00 0.0
41 29 0.00 0.0
45 31 0.00 0.0
42 29 0.00 0.0
45 27 0.00 0.0
43 30 0.06 0.0
45 30 0.02 0.0
44 28 0.00 0.0
46 25 0.00 0.0
46 37 0.31 0.0
42 30 0.09 0.0
34 24 0.00 0.0
33 18 0.00 0.0
36 26 0.04 1.6
37 28 0.25 0.9
29 16 0.00 0.0
36 24 0.13 1.7
Weather Station Details
Years Station Coordinates
1940–2022 location