Helena Weather in 1974

Historical record of Helena, Montana weather for the year 1974 based on NOAA data.
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1974 Helena Weather Extremes
Highest temperature 96 °F July 14
Lowest temperature -30 °F January 6
Highest daily low 64 °F July 30
Lowest daily high -8 °F January 5
Most daily precipitation 1.2 inches August 20
Most daily snow 5.0 inches January 30
Total annual precipitation 10.5 inches -
Total annual snow 24.7 inches -
Highest Temperatures in Helena in 1974
Rank Temperature Date
1 96 °F Jul 14
1 96 °F Jun 25
3 95 °F Jul 22
3 95 °F Jun 17
5 94 °F Jul 29
5 94 °F Jul 17
7 93 °F Jul 19
7 93 °F Jun 30
7 93 °F Jun 19
10 92 °F Aug 5
10 92 °F Jul 28
10 92 °F Jul 27
10 92 °F Jul 20
10 92 °F Jul 18
10 92 °F Jun 18
Lowest Temperatures in Helena in 1974
Rank Temperature Date
1 -30 °F January 6
1 -30 °F January 5
3 -28 °F January 3
4 -26 °F January 11
5 -24 °F January 8
6 -23 °F January 10
7 -18 °F January 1
8 -16 °F January 9
9 -14 °F January 7
10 -12 °F January 12
10 -12 °F January 4
10 -12 °F January 2
January 1974 Helena Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
4 -18 0.17 2.3
10 -12 0.06 0.8
-5 -28 0.00 0.0
1 -12 0.03 0.5
-8 -30 0.00 0.0
-4 -30 0.00 0.0
14 -14 0.03 0.3
-1 -24 0.00 0.0
1 -16 0.02 0.3
5 -23 0.03 0.4
-6 -26 0.00 0.0
10 -12 0.00 0.0
48 10 0.00 0.0
51 39 0.00 0.0
58 41 0.00 0.0
56 38 0.00 0.0
49 28 0.02 0.0
45 23 0.02 0.0
41 30 0.00 0.0
36 25 0.00 0.0
32 24 0.00 0.0
36 25 0.00 0.0
42 35 0.00 0.0
42 33 0.00 0.0
45 33 0.00 0.0
37 27 0.00 0.0
43 29 0.00 0.0
42 31 0.00 0.0
48 35 0.00 0.0
41 4 0.26 5.0
37 5 0.02 0.3
February 1974 Helena Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
40 15 0.01 0.1
36 32 0.00 0.0
44 31 0.00 0.0
42 30 0.00 0.0
30 12 0.09 3.1
29 12 0.10 2.4
31 6 0.01 0.3
41 23 0.00 0.0
47 23 0.00 0.0
49 25 0.00 0.0
41 21 0.00 0.0
42 28 0.00 0.0
42 25 0.00 0.0
47 29 0.00 0.0
47 29 0.00 0.0
49 30 0.00 0.0
41 29 0.00 0.0
41 30 0.00 0.0
44 29 0.00 0.0
39 24 0.00 0.0
41 17 0.00 0.0
35 26 0.00 0.0
38 19 0.00 0.0
38 17 0.00 0.0
54 20 0.00 0.0
52 28 0.02 0.0
40 25 0.00 0.0
52 25 0.00 0.0
March 1974 Helena Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
48 35 0.12 0.0
41 28 0.00 0.0
34 25 0.00 0.0
45 26 0.00 0.0
47 32 0.00 0.0
34 25 0.00 0.0
29 18 0.01 0.0
35 18 0.03 0.4
39 13 0.00 0.0
44 17 0.00 0.0
48 19 0.00 0.0
57 25 0.00 0.0
41 29 0.00 0.0
42 23 0.00 0.0
37 23 0.00 0.0
58 30 0.00 0.0
55 32 0.00 0.0
49 21 0.02 0.2
27 8 0.07 0.9
34 4 0.00 0.0
43 15 0.04 0.7
27 13 0.00 0.0
37 12 0.00 0.0
42 26 0.00 0.0
54 24 0.00 0.0
58 36 0.00 0.0
63 33 0.00 0.0
52 39 0.01 0.0
49 32 0.00 0.0
50 28 0.08 0.0
48 26 0.00 0.0
April 1974 Helena Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
50 24 0.05 0.0
50 31 0.00 0.0
49 32 0.00 0.0
50 27 0.00 0.0
61 34 0.00 0.0
49 36 0.32 0.0
52 32 0.00 0.0
58 25 0.00 0.0
61 37 0.00 0.0
45 41 0.19 0.0
52 40 0.01 0.0
43 33 0.00 0.0
49 34 0.00 0.0
58 27 0.00 0.0
66 26 0.00 0.0
63 33 0.00 0.0
63 25 0.00 0.0
74 30 0.00 0.0
60 44 0.00 0.0
55 39 0.00 0.0
54 35 0.00 0.0
69 28 0.00 0.0
79 44 0.00 0.0
74 43 0.00 0.0
78 42 0.00 0.0
58 43 0.05 0.0
44 30 0.06 0.7
49 30 0.08 0.8
61 35 0.00 0.0
69 34 0.00 0.0
May 1974 Helena Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
65 42 0.00 0.0
58 34 0.00 0.0
64 31 0.00 0.0
69 37 0.00 0.0
76 36 0.00 0.0
66 45 0.00 0.0
67 37 0.00 0.0
68 37 0.00 0.0
64 37 0.00 0.0
53 37 0.00 0.0
59 36 0.00 0.0
53 33 0.44 0.0
50 35 0.00 0.0
52 30 0.00 0.0
49 32 0.04 0.2
52 29 0.00 0.0
46 34 0.00 0.0
50 37 0.00 0.0
49 36 0.47 0.0
41 37 0.56 0.0
52 36 0.04 0.0
65 35 0.00 0.0
68 35 0.01 0.0
68 37 0.00 0.0
70 49 0.00 0.0
76 46 0.00 0.0
69 48 0.00 0.0
66 45 0.00 0.0
55 40 0.28 0.0
53 39 0.23 0.0
61 36 0.00 0.0
June 1974 Helena Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
70 36 0.00 0.0
77 45 0.00 0.0
75 49 0.00 0.0
65 48 0.03 0.0
62 46 0.00 0.0
62 44 0.00 0.0
57 40 0.06 0.0
66 45 0.02 0.0
71 37 0.00 0.0
72 42 0.00 0.0
83 42 0.00 0.0
86 53 0.00 0.0
88 50 0.00 0.0
89 54 0.00 0.0
88 56 0.00 0.0
86 55 0.00 0.0
95 52 0.00 0.0
92 56 0.00 0.0
93 53 0.00 0.0
85 57 0.23 0.0
74 53 0.00 0.0
81 52 0.00 0.0
84 49 0.00 0.0
89 51 0.00 0.0
96 55 0.00 0.0
80 56 0.00 0.0
81 45 0.00 0.0
83 58 0.00 0.0
83 56 0.00 0.0
93 50 0.00 0.0
July 1974 Helena Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
83 60 0.00 0.0
71 52 0.10 0.0
81 45 0.00 0.0
88 48 0.00 0.0
81 60 0.00 0.0
78 55 0.02 0.0
74 54 0.07 0.0
89 50 0.00 0.0
90 52 0.00 0.0
81 55 0.23 0.0
66 48 0.00 0.0
80 45 0.00 0.0
88 49 0.00 0.0
96 56 0.00 0.0
91 63 0.01 0.0
88 57 0.00 0.0
94 56 0.00 0.0
92 57 0.00 0.0
93 57 0.00 0.0
92 61 0.00 0.0
91 55 0.00 0.0
95 57 0.02 0.0
87 54 0.00 0.0
88 54 0.00 0.0
88 55 0.00 0.0
90 51 0.00 0.0
92 52 0.00 0.0
92 52 0.00 0.0
94 57 0.00 0.0
81 64 0.04 0.0
87 51 0.00 0.0
August 1974 Helena Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
76 60 0.00 0.0
80 55 0.00 0.0
80 50 0.00 0.0
86 55 0.00 0.0
92 55 0.00 0.0
78 56 0.35 0.0
71 53 0.28 0.0
56 49 0.64 0.0
66 48 0.01 0.0
74 45 0.00 0.0
68 50 0.10 0.0
68 46 0.37 0.0
60 48 0.16 0.0
58 46 0.16 0.0
73 42 0.00 0.0
80 43 0.00 0.0
83 45 0.00 0.0
85 46 0.00 0.0
72 51 0.71 0.0
56 48 1.15 0.0
71 41 0.00 0.0
75 48 0.00 0.0
78 47 0.00 0.0
80 55 0.00 0.0
81 55 0.00 0.0
76 53 0.00 0.0
80 51 0.00 0.0
71 51 0.00 0.0
78 47 0.00 0.0
64 51 0.00 0.0
64 45 0.30 0.0
September 1974 Helena Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
59 38 0.09 0.0
65 33 0.00 0.0
74 37 0.00 0.0
75 42 0.00 0.0
69 45 0.00 0.0
77 43 0.00 0.0
77 43 0.00 0.0
76 43 0.00 0.0
75 48 0.00 0.0
62 42 0.10 0.0
45 36 0.00 0.0
52 35 0.00 0.0
65 27 0.00 0.0
72 32 0.00 0.0
79 37 0.00 0.0
76 41 0.00 0.0
79 40 0.00 0.0
79 39 0.00 0.0
65 48 0.00 0.0
65 43 0.00 0.0
69 34 0.00 0.0
74 33 0.00 0.0
74 35 0.00 0.0
75 37 0.00 0.0
83 35 0.00 0.0
75 38 0.03 0.0
52 37 0.00 0.0
68 32 0.00 0.0
57 38 0.00 0.0
51 33 0.00 0.0
October 1974 Helena Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
71 28 0.00 0.0
78 38 0.00 0.0
60 39 0.00 0.0
53 32 0.00 0.0
37 23 0.12 1.5
59 19 0.00 0.0
69 29 0.00 0.0
71 33 0.00 0.0
65 31 0.00 0.0
65 50 0.00 0.0
54 32 0.00 0.0
66 25 0.00 0.0
51 28 0.00 0.0
58 22 0.00 0.0
68 29 0.00 0.0
78 37 0.00 0.0
75 33 0.00 0.0
69 32 0.00 0.0
66 27 0.00 0.0
67 26 0.00 0.0
55 37 0.13 0.0
49 28 0.00 0.0
55 24 0.00 0.0
56 31 0.00 0.0
58 28 0.00 0.0
62 29 0.00 0.0
57 27 0.00 0.0
57 32 0.00 0.0
58 35 0.00 0.0
48 31 0.00 0.0
46 40 0.26 0.0
November 1974 Helena Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
41 35 0.12 0.0
38 31 0.05 0.0
41 22 0.00 0.0
45 18 0.00 0.0
52 21 0.00 0.0
54 22 0.00 0.0
57 32 0.00 0.0
46 31 0.01 0.0
43 25 0.00 0.0
46 25 0.00 0.0
42 22 0.00 0.0
59 27 0.07 0.3
38 23 0.00 0.0
38 19 0.00 0.0
45 21 0.00 0.0
47 21 0.00 0.0
49 19 0.00 0.0
46 34 0.00 0.0
42 28 0.00 0.0
56 28 0.00 0.0
60 48 0.00 0.0
48 24 0.00 0.0
39 21 0.00 0.0
51 31 0.00 0.0
49 27 0.00 0.0
41 20 0.00 0.0
33 22 0.05 0.5
34 16 0.00 0.0
29 15 0.00 0.0
31 11 0.00 0.0
December 1974 Helena Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
36 14 0.00 0.0
34 12 0.00 0.0
35 19 0.00 0.0
39 23 0.00 0.0
45 27 0.00 0.0
37 24 0.01 0.1
40 16 0.08 1.1
34 11 0.00 0.0
36 10 0.00 0.0
42 21 0.00 0.0
44 26 0.02 0.0
39 26 0.00 0.0
37 25 0.00 0.0
33 24 0.00 0.0
36 25 0.00 0.0
48 25 0.00 0.0
42 21 0.00 0.0
38 22 0.00 0.0
40 27 0.00 0.0
43 25 0.00 0.0
53 25 0.06 0.0
28 13 0.09 1.3
20 5 0.00 0.1
28 0 0.00 0.0
37 24 0.00 0.0
32 10 0.00 0.0
44 18 0.00 0.1
32 19 0.00 0.0
25 7 0.00 0.0
34 17 0.00 0.0
32 14 0.00 0.0
Weather Station Details
Years Station Coordinates
1939–2024 Helena Regional Airport location
1893–1938 Helna location