Boise Weather in 1939

Historical record of Boise, Idaho weather for the year 1939 based on NOAA data.
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1939 Boise Weather Extremes
Highest temperature 105 °F July 27
Lowest temperature 6 °F February 9
Highest daily low 69 °F July 30
Lowest daily high 26 °F February 9
Most daily precipitation 0.8 inches September 13
Most daily snow 4.5 inches February 14
Total annual precipitation 6.5 inches -
Total annual snow 16.6 inches -
January 1939 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
49 29 0.00 0.0
51 36 0.00 0.0
45 36 0.10 0.0
43 24 0.00 0.0
44 32 0.16 0.0
41 24 0.00 0.0
43 23 0.00 0.0
36 23 0.00 0.0
40 23 0.00 0.0
43 31 0.02 0.0
45 28 0.00 0.0
44 26 0.00 0.0
42 21 0.00 0.0
41 23 0.00 0.0
37 26 0.04 0.0
37 22 0.00 0.0
36 24 0.06 0.3
44 24 0.00 0.0
34 23 0.00 0.0
29 25 0.00 0.0
29 20 0.00 0.0
31 20 0.00 0.0
40 17 0.00 0.0
42 18 0.00 0.0
45 18 0.00 0.0
45 26 0.00 0.0
40 31 0.33 0.0
40 30 0.21 1.8
40 30 0.00 0.0
37 29 0.15 0.0
32 11 0.00 0.0
February 1939 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
35 17 0.00 0.0
30 15 0.00 0.0
35 21 0.00 0.0
34 25 0.02 0.0
36 24 0.18 4.0
41 31 0.13 0.0
36 28 0.03 0.0
34 25 0.03 1.0
26 6 0.00 0.0
31 19 0.04 1.0
36 19 0.00 0.0
42 34 0.06 0.0
40 26 0.00 0.0
35 30 0.56 4.5
44 34 0.00 0.0
38 22 0.00 0.0
44 22 0.00 0.0
42 23 0.00 0.0
38 25 0.00 0.0
38 18 0.00 0.0
42 17 0.00 0.0
45 20 0.00 0.0
42 26 0.00 0.0
49 25 0.00 0.0
40 29 0.00 0.0
38 22 0.00 0.0
40 23 0.03 0.0
39 20 0.06 1.0
March 1939 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
43 19 0.00 0.0
44 30 0.16 1.0
38 29 0.12 0.0
38 26 0.00 0.0
40 17 0.00 0.0
39 32 0.00 0.0
44 20 0.00 0.0
46 30 0.00 0.0
50 29 0.00 0.0
52 28 0.00 0.0
55 35 0.00 0.0
57 41 0.05 0.0
57 34 0.29 0.0
47 23 0.00 0.0
47 34 0.00 0.0
58 34 0.00 0.0
60 31 0.00 0.0
69 34 0.00 0.0
69 33 0.00 0.0
70 34 0.00 0.0
70 33 0.00 0.0
71 34 0.00 0.0
70 34 0.00 0.0
72 33 0.00 0.0
72 33 0.00 0.0
67 37 0.00 0.0
62 36 0.00 0.0
60 32 0.00 0.0
61 37 0.00 0.0
67 28 0.00 0.0
65 34 0.00 0.0
April 1939 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
66 34 0.00 0.0
68 n/a 0.00 0.0
75 n/a 0.00 0.0
62 n/a 0.00 0.0
58 n/a 0.00 0.0
62 n/a 0.00 0.0
71 30 0.00 0.0
67 35 0.00 0.0
57 42 0.00 0.0
60 25 0.00 0.0
65 33 0.00 0.0
56 32 0.00 0.0
57 26 0.00 0.0
64 30 0.00 0.0
63 37 0.00 0.0
64 29 0.00 0.0
72 36 0.00 0.0
79 34 0.00 0.0
75 43 0.00 0.0
75 33 0.00 0.0
84 36 0.00 0.0
72 45 0.00 0.0
71 42 0.00 0.0
68 41 0.06 0.0
65 37 0.00 0.0
75 42 0.00 0.0
86 46 0.00 0.0
92 53 0.00 0.0
80 56 0.09 0.0
65 41 0.00 0.0
May 1939 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
80 38 0.00 0.0
86 49 0.00 0.0
81 48 0.00 0.0
79 43 0.00 0.0
66 36 0.00 0.0
72 35 0.00 0.0
72 42 0.00 0.0
80 38 0.00 0.0
83 41 0.00 0.0
77 50 0.00 0.0
78 41 0.00 0.0
79 41 0.00 0.0
84 42 0.00 0.0
88 45 0.00 0.0
92 47 0.00 0.0
81 56 0.06 0.0
79 48 0.00 0.0
81 50 0.00 0.0
66 41 0.00 0.0
75 40 0.00 0.0
66 50 0.00 0.0
66 39 0.00 0.0
64 40 0.00 0.0
74 38 0.00 0.0
80 45 0.00 0.0
82 43 0.00 0.0
88 49 0.00 0.0
91 56 0.00 0.0
93 54 0.00 0.0
n/a 49 0.00 0.0
70 41 0.00 0.0
June 1939 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
72 39 0.00 0.0
84 38 0.00 0.0
90 58 0.00 0.0
77 44 0.00 0.0
68 40 0.00 0.0
69 36 0.00 0.0
76 45 0.00 0.0
75 44 0.00 0.0
76 52 0.00 0.0
82 44 0.00 0.0
80 48 0.00 0.0
86 44 0.00 0.0
94 50 0.00 0.0
88 46 0.00 0.0
77 55 0.09 0.0
63 43 0.22 0.0
63 37 0.00 0.0
68 41 0.00 0.0
72 50 0.00 0.0
73 50 0.00 0.0
80 45 0.00 0.0
95 51 0.00 0.0
83 54 0.00 0.0
83 43 0.00 0.0
74 44 0.00 0.0
82 45 0.00 0.0
88 44 0.00 0.0
97 51 0.00 0.0
100 61 0.00 0.0
95 60 0.00 0.0
July 1939 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
88 48 0.00 0.0
88 57 0.00 0.0
82 54 0.00 0.0
73 58 0.15 0.0
76 60 0.00 0.0
85 50 0.00 0.0
93 58 0.00 0.0
97 54 0.00 0.0
104 61 0.00 0.0
97 67 0.00 0.0
100 67 0.00 0.0
100 63 0.00 0.0
100 63 0.00 0.0
95 57 0.00 0.0
93 55 0.00 0.0
80 50 0.00 0.0
86 45 0.00 0.0
92 51 0.00 0.0
93 53 0.00 0.0
87 50 0.00 0.0
90 47 0.00 0.0
98 56 0.00 0.0
102 59 0.00 0.0
105 63 0.00 0.0
102 66 0.00 0.0
100 63 0.00 0.0
90 69 0.00 0.0
94 58 0.00 0.0
August 1939 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
94 53 0.00 0.0
99 n/a 0.00 0.0
102 58 0.00 0.0
97 63 0.00 0.0
96 60 0.00 0.0
84 56 0.00 0.0
81 43 0.00 0.0
88 44 0.00 0.0
92 44 0.00 0.0
87 53 0.00 0.0
92 64 0.00 0.0
94 57 0.00 0.0
98 52 0.00 0.0
95 55 0.00 0.0
93 52 0.00 0.0
98 50 0.00 0.0
93 60 0.00 0.0
87 53 0.00 0.0
95 52 0.00 0.0
94 56 0.00 0.0
92 50 0.00 0.0
91 49 0.00 0.0
89 51 0.00 0.0
92 62 0.00 0.0
96 61 0.00 0.0
93 55 0.00 0.0
86 60 0.00 0.0
86 53 0.00 0.0
87 42 0.00 0.0
84 57 0.00 0.0
86 46 0.00 0.0
September 1939 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
79 45 0.00 0.0
73 40 0.00 0.0
85 42 0.00 0.0
90 48 0.00 0.0
87 51 0.00 0.0
75 46 0.00 0.0
74 39 0.00 0.0
84 39 0.00 0.0
89 45 0.00 0.0
92 48 0.00 0.0
81 56 0.00 0.0
70 43 0.22 0.0
61 48 0.77 0.0
63 43 0.01 0.0
78 42 0.00 0.0
78 46 0.00 0.0
86 42 0.00 0.0
86 44 0.00 0.0
90 47 0.00 0.0
92 53 0.00 0.0
89 50 0.00 0.0
88 54 0.00 0.0
90 53 0.00 0.0
85 48 0.00 0.0
82 61 0.00 0.0
80 46 0.00 0.0
83 43 0.00 0.0
69 46 0.00 0.0
72 35 0.00 0.0
77 36 0.00 0.0
October 1939 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
65 49 0.15 0.0
61 45 0.00 0.0
65 44 0.00 0.0
68 41 0.00 0.0
60 51 0.02 0.0
57 44 0.14 0.0
60 33 0.00 0.0
64 36 0.00 0.0
67 34 0.00 0.0
70 35 0.00 0.0
76 35 0.00 0.0
72 37 0.00 0.0
77 39 0.00 0.0
80 37 0.00 0.0
79 43 0.00 0.0
81 43 0.00 0.0
74 43 0.00 0.0
67 42 0.00 0.0
68 38 0.00 0.0
67 40 0.00 0.0
71 42 0.00 0.0
76 37 0.00 0.0
79 38 0.00 0.0
63 41 0.00 0.0
47 34 0.09 0.0
42 26 0.09 0.0
44 32 0.00 0.0
56 38 0.05 0.0
55 42 0.00 0.0
67 33 0.00 0.0
58 32 0.00 0.0
November 1939 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
66 30 0.00 n/a
66 28 0.00 n/a
59 30 0.00 n/a
55 23 0.00 n/a
54 21 0.00 n/a
60 23 0.00 n/a
62 29 0.00 n/a
56 27 0.00 n/a
50 18 0.00 n/a
59 24 0.00 n/a
56 25 0.00 n/a
60 24 0.00 n/a
65 23 0.00 n/a
57 24 0.00 n/a
58 23 0.00 n/a
55 20 0.00 n/a
55 22 0.00 n/a
52 20 0.00 n/a
53 20 0.00 n/a
54 19 0.00 n/a
57 18 0.00 n/a
53 25 0.00 n/a
57 24 0.00 n/a
61 23 0.00 n/a
67 25 0.00 n/a
52 38 0.11 n/a
49 36 0.10 n/a
48 28 0.01 n/a
39 23 0.00 n/a
41 26 0.00 n/a
December 1939 Boise Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
49 26 0.00 0.0
50 36 0.00 0.0
55 31 0.00 0.0
56 26 0.00 0.0
55 25 0.00 0.0
64 36 0.03 0.0
61 38 0.00 0.0
56 45 0.00 0.0
53 44 0.30 0.0
69 46 0.02 0.0
63 36 0.03 0.0
42 26 0.00 0.0
42 31 0.00 0.0
53 29 0.00 0.0
52 40 0.02 0.0
64 47 0.04 0.0
62 42 0.06 0.0
45 25 0.00 0.0
52 27 0.00 0.0
46 31 0.15 0.0
43 28 0.00 0.0
37 29 0.00 0.0
45 28 0.00 0.0
40 26 0.00 0.0
37 15 0.00 0.0
30 15 0.00 0.0
36 23 0.00 0.0
33 25 0.01 0.0
33 28 0.24 2.0
34 31 0.10 0.0
37 32 0.19 0.0
Weather Station Details
Years Station Coordinates
1940–2023 location
1911–1939 Meridian 1 W location