Boise Weather in 1999

Historical record of Boise, Idaho weather for the year 1999 based on NOAA data.
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1999 Boise Weather Extremes
Highest temperature 102 °F July 27
Lowest temperature 16 °F January 27
Highest daily low 72 °F July 29
Lowest daily high 22 °F December 29
Most daily precipitation 0.4 inches January 20
Most daily snow 5.1 inches March 31
Total annual precipitation 8.6 inches -
Total annual snow 18.1 inches -
Highest Temperatures in Boise in 1999
Rank Temperature Date
1 102 °F Jul 27
2 101 °F Jul 13
3 100 °F Jul 28
3 100 °F Jun 15
5 98 °F Aug 20
5 98 °F Aug 2
5 98 °F Aug 1
5 98 °F Jul 29
5 98 °F Jul 12
5 98 °F Jul 11
5 98 °F Jul 10
5 98 °F Jul 6
Lowest Temperatures in Boise in 1999
Rank Temperature Date
1 16 °F January 27
2 18 °F February 3
3 19 °F December 25
4 20 °F December 30
4 20 °F February 11
6 21 °F December 29
6 21 °F December 26
6 21 °F December 24
6 21 °F January 25
10 22 °F December 28
10 22 °F December 27
10 22 °F November 22
10 22 °F March 5
10 22 °F February 10
January 1999 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
42 27 0.00 0.0
38 23 0.00 0.0
38 23 0.00 0.0
40 23 0.00 0.0
43 23 0.00 0.0
43 27 0.00 0.0
43 26 0.00 0.0
42 27 0.00 0.0
45 27 0.00 0.0
54 32 0.00 0.0
40 27 0.03 0.0
43 27 0.00 0.0
43 31 0.00 0.0
44 33 0.19 0.0
51 37 0.06 0.0
47 35 0.14 0.0
46 31 0.01 0.0
51 37 0.15 0.0
46 37 0.00 0.0
48 35 0.43 0.0
45 35 0.00 0.0
40 34 0.12 0.2
43 29 0.19 0.0
37 26 0.00 0.0
29 21 0.00 0.0
29 23 0.08 1.5
34 16 0.00 0.0
36 24 0.00 0.0
45 26 0.00 0.0
47 24 0.00 0.0
40 30 0.00 0.0
February 1999 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
39 26 0.00 0.0
35 28 0.12 2.7
42 18 0.00 0.0
44 29 0.02 0.2
44 25 0.00 0.0
44 34 0.13 0.0
50 35 0.30 0.0
44 30 0.01 0.1
58 27 0.07 0.2
33 22 0.00 0.0
37 20 0.00 0.0
43 23 0.00 0.0
43 28 0.00 0.0
34 27 0.11 1.2
45 27 0.00 0.0
48 33 0.02 0.1
41 29 0.22 0.7
42 30 0.12 0.1
44 29 0.00 0.0
46 26 0.00 0.0
45 32 0.11 0.4
39 28 0.03 0.0
50 38 0.07 0.0
57 41 0.15 0.0
47 33 0.10 0.0
43 30 0.00 0.0
51 35 0.02 0.0
56 42 0.36 0.0
March 1999 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
49 33 0.00 0.0
52 32 0.00 0.0
50 34 0.02 0.0
43 26 0.00 0.0
44 22 0.00 0.0
48 25 0.01 0.1
43 30 0.11 0.7
48 28 0.01 0.0
46 33 0.10 0.5
45 27 0.00 0.0
49 28 0.00 0.0
51 25 0.00 0.0
58 41 0.00 0.0
63 39 0.00 0.0
60 34 0.00 0.0
50 31 0.00 0.0
57 28 0.00 0.0
68 36 0.00 0.0
71 40 0.00 0.0
70 43 0.00 0.0
55 39 0.21 0.0
60 35 0.00 0.0
60 40 0.00 0.0
71 41 0.00 0.0
67 37 0.00 0.0
54 41 0.05 0.0
47 31 0.00 0.0
51 32 0.00 0.0
59 42 0.00 0.0
47 33 0.04 0.3
39 31 0.20 5.1
April 1999 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
53 27 0.00 0.0
49 31 0.00 0.0
46 31 0.04 0.4
48 26 0.00 0.0
47 34 0.00 0.0
58 34 0.00 0.0
62 33 0.00 0.0
51 36 0.22 0.0
45 28 0.00 0.0
50 24 0.00 0.0
60 31 0.00 0.0
66 34 0.00 0.0
62 39 0.00 0.0
59 30 0.00 0.0
59 29 0.00 0.0
68 34 0.00 0.0
75 40 0.00 0.0
77 47 0.00 0.0
67 51 0.05 0.0
62 44 0.00 0.0
54 34 0.00 0.0
62 28 0.00 0.0
71 36 0.00 0.0
68 40 0.00 0.0
74 42 0.00 0.0
62 46 0.24 0.0
60 36 0.00 0.0
55 36 0.00 0.0
51 39 0.06 0.0
69 38 0.00 0.0
May 1999 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
64 48 0.13 0.0
52 43 0.37 0.0
53 35 0.40 0.0
51 37 0.06 0.0
56 30 0.00 0.0
73 38 0.00 0.0
62 41 0.00 0.0
56 31 0.00 0.0
52 29 0.00 0.0
56 27 0.00 0.0
62 33 0.00 0.0
65 46 0.00 0.0
56 38 0.00 0.0
58 31 0.00 0.0
58 34 0.00 0.0
64 33 0.00 0.0
74 48 0.00 0.0
75 45 0.00 0.0
74 45 0.00 0.0
78 53 0.04 0.0
76 48 0.00 0.0
79 44 0.00 0.0
86 49 0.00 0.0
90 57 0.00 0.0
88 56 0.00 0.0
80 48 0.00 0.0
89 51 0.00 0.0
86 56 0.01 0.0
78 54 0.09 0.0
67 48 0.00 0.0
77 44 0.00 0.0
June 1999 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
73 51 0.10 0.0
57 47 0.28 0.0
60 44 0.02 0.0
72 49 0.03 0.0
74 49 0.00 0.0
66 46 0.01 0.0
68 39 0.00 0.0
63 43 0.00 0.0
69 37 0.00 0.0
77 43 0.00 0.0
82 49 0.00 0.0
91 56 0.00 0.0
89 62 0.00 0.0
94 62 0.00 0.0
100 64 0.03 0.0
91 64 0.00 0.0
90 62 0.00 0.0
93 66 0.00 0.0
87 58 0.00 0.0
93 55 0.00 0.0
76 64 0.00 0.0
78 54 0.00 0.0
83 52 0.00 0.0
89 64 0.00 0.0
70 52 0.00 0.0
78 47 0.00 0.0
75 47 0.00 0.0
82 48 0.00 0.0
85 60 0.00 0.0
84 57 0.00 0.0
July 1999 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
82 55 0.00 0.0
76 50 0.00 0.0
76 50 0.00 0.0
72 50 0.00 0.0
84 45 0.00 0.0
98 55 0.00 0.0
85 57 0.00 0.0
82 48 0.00 0.0
90 54 0.00 0.0
98 61 0.00 0.0
98 62 0.00 0.0
98 62 0.00 0.0
101 64 0.00 0.0
89 62 0.00 0.0
82 50 0.00 0.0
89 59 0.00 0.0
90 58 0.00 0.0
84 51 0.00 0.0
92 56 0.00 0.0
89 59 0.00 0.0
90 54 0.00 0.0
94 57 0.00 0.0
96 61 0.00 0.0
86 58 0.00 0.0
87 55 0.00 0.0
97 59 0.00 0.0
102 66 0.00 0.0
100 69 0.00 0.0
98 72 0.00 0.0
92 62 0.00 0.0
93 56 0.00 0.0
August 1999 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
98 63 0.00 0.0
98 68 0.00 0.0
87 68 0.00 0.0
94 63 0.00 0.0
92 66 0.00 0.0
97 61 0.00 0.0
81 60 0.00 0.0
90 56 0.00 0.0
96 58 0.00 0.0
87 59 0.00 0.0
74 59 0.26 0.0
85 60 0.00 0.0
83 57 0.01 0.0
75 52 0.00 0.0
78 48 0.00 0.0
89 54 0.00 0.0
97 61 0.00 0.0
96 60 0.00 0.0
94 66 0.00 0.0
98 62 0.00 0.0
90 66 0.00 0.0
91 56 0.00 0.0
88 63 0.02 0.0
93 71 0.00 0.0
95 65 0.00 0.0
96 61 0.00 0.0
95 65 0.00 0.0
90 71 0.00 0.0
97 66 0.00 0.0
89 50 0.00 0.0
66 43 0.00 0.0
September 1999 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
73 42 0.00 0.0
74 42 0.00 0.0
74 45 0.00 0.0
78 48 0.00 0.0
89 54 0.00 0.0
76 54 0.00 0.0
72 43 0.00 0.0
84 49 0.00 0.0
86 55 0.00 0.0
82 56 0.00 0.0
79 45 0.00 0.0
79 46 0.00 0.0
82 54 0.00 0.0
86 55 0.00 0.0
85 55 0.00 0.0
92 53 0.00 0.0
83 57 0.00 0.0
86 54 0.00 0.0
81 50 0.00 0.0
84 56 0.00 0.0
89 56 0.00 0.0
87 56 0.00 0.0
87 56 0.00 0.0
76 56 0.00 0.0
71 48 0.00 0.0
59 40 0.00 0.0
59 33 0.00 0.0
64 31 0.00 0.0
70 41 0.00 0.0
80 44 0.00 0.0
October 1999 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
69 45 0.00 0.0
68 40 0.00 0.0
73 39 0.00 0.0
78 41 0.00 0.0
80 46 0.00 0.0
64 47 0.00 0.0
66 40 0.00 0.0
80 50 0.00 0.0
70 47 0.00 0.0
76 41 0.00 0.0
82 50 0.00 0.0
77 48 0.00 0.0
79 46 0.00 0.0
68 43 0.00 0.0
53 34 0.00 0.0
54 25 0.00 0.0
58 31 0.00 0.0
64 33 0.00 0.0
63 38 0.00 0.0
67 40 0.00 0.0
71 40 0.00 0.0
73 42 0.00 0.0
68 44 0.00 0.0
67 38 0.00 0.0
74 39 0.00 0.0
75 39 0.00 0.0
63 31 0.00 0.0
58 44 0.11 0.0
53 36 0.00 0.0
68 36 0.00 0.0
60 33 0.00 0.0
November 1999 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
53 27 0.00 0.0
57 32 0.00 0.0
61 33 0.00 0.0
59 42 0.01 0.0
57 38 0.00 0.0
78 38 0.00 0.0
76 47 0.00 0.0
67 42 0.00 0.0
61 41 0.00 0.0
59 46 0.00 0.0
71 52 0.00 0.0
70 44 0.00 0.0
68 42 0.00 0.0
62 37 0.00 0.0
56 35 0.00 0.0
57 33 0.00 0.0
45 36 0.28 0.0
49 28 0.00 0.0
54 34 0.00 0.0
52 34 0.04 0.0
41 28 0.09 0.9
41 22 0.00 0.0
45 25 0.00 0.0
46 29 0.22 0.0
49 39 0.32 0.0
53 42 0.04 0.0
54 39 0.00 0.0
51 32 0.00 0.0
59 39 0.00 0.0
60 45 0.00 0.0
December 1999 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
47 32 0.01 0.0
40 30 0.20 0.0
39 24 0.00 0.0
39 24 0.00 0.0
36 23 0.00 0.0
44 25 0.12 0.0
39 31 0.06 0.4
38 27 0.00 0.0
38 31 0.05 0.6
38 27 0.00 0.0
35 25 0.03 0.4
48 34 0.04 0.0
43 25 0.13 0.2
36 24 0.00 0.0
38 33 0.09 0.5
44 35 0.09 0.0
47 34 0.01 0.0
49 33 0.01 0.0
42 28 0.00 0.0
45 28 0.00 0.0
47 25 0.00 0.0
43 24 0.00 0.0
41 23 0.00 0.0
36 21 0.00 0.0
26 19 0.00 0.0
24 21 0.00 0.0
24 22 0.02 0.2
24 22 0.03 0.3
22 21 0.00 0.0
25 20 0.00 0.0
26 24 0.01 0.1
Weather Station Details
Years Station Coordinates
1940–2024 location
1911–1939 Meridian 1 W location