Missoula Weather in 2020

Historical record of Missoula, Montana weather for the year 2020 based on NOAA data.
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2020 Missoula Weather Extremes
Highest temperature 100 °F August 17
Lowest temperature -7 °F October 25
Highest daily low 65 °F August 18
Lowest daily high 18 °F October 26
Most daily precipitation 1.0 inches June 29
Most daily snow 8.4 inches October 23
Total annual precipitation 14.0 inches -
Total annual snow 44.5 inches -
Highest Temperatures in Missoula in 2020
Rank Temperature Date
1 100 °F Aug 17
1 100 °F Jul 31
3 98 °F Aug 2
4 96 °F Aug 16
4 96 °F Aug 1
4 96 °F Jul 30
4 96 °F Jul 27
8 95 °F Sep 5
8 95 °F Aug 5
8 95 °F Jul 28
Lowest Temperatures in Missoula in 2020
Rank Temperature Date
1 -7 °F October 25
2 -5 °F October 26
3 6 °F February 20
4 8 °F February 21
4 8 °F February 3
6 9 °F January 15
7 10 °F December 24
7 10 °F December 7
7 10 °F December 5
10 11 °F December 23
10 11 °F December 6
10 11 °F November 9
10 11 °F October 24
January 2020 Missoula Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
39 31 0.30 0.0
34 30 0.01 0.2
43 25 0.02 0.3
38 20 0.03 0.0
38 28 0.02 0.4
38 25 0.00 0.0
46 30 0.00 0.0
40 27 0.02 0.0
32 22 0.00 0.0
30 14 0.03 0.4
36 24 0.00 0.0
37 30 0.01 0.1
33 23 0.00 0.0
31 18 0.04 0.5
31 9 0.01 0.1
40 25 0.00 0.0
34 22 0.03 1.0
33 18 0.00 0.0
44 25 0.00 0.0
38 18 0.00 0.0
38 26 0.04 0.1
45 31 0.00 0.0
38 31 0.00 0.0
39 27 0.08 0.0
34 27 0.05 0.0
34 29 0.04 0.0
43 28 0.01 0.0
40 28 0.06 0.0
40 32 0.00 0.0
45 25 0.00 0.0
53 27 0.00 0.0
February 2020 Missoula Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
60 36 0.00 0.0
36 14 0.04 0.5
28 8 0.00 0.0
32 14 0.02 0.2
30 24 0.17 1.8
39 28 0.18 2.0
36 31 0.05 1.2
38 26 0.15 0.4
33 14 0.01 0.1
36 26 0.07 1.0
38 26 0.02 0.5
37 28 0.06 0.6
41 21 0.00 0.0
39 26 0.04 0.5
39 27 0.00 0.0
40 28 0.01 0.4
36 21 0.21 3.5
32 13 0.00 0.0
30 12 0.00 0.0
30 6 0.00 0.0
37 8 0.00 0.0
51 14 0.00 0.0
43 26 0.02 0.0
39 27 0.00 0.0
42 26 0.00 0.0
42 30 0.00 0.0
45 26 0.00 0.0
59 21 0.00 0.0
45 30 0.01 0.2
March 2020 Missoula Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
42 25 0.01 0.0
42 31 0.00 0.0
52 36 0.00 0.0
47 27 0.00 0.0
58 21 0.00 0.0
65 27 0.00 0.0
57 31 0.00 0.0
48 26 0.00 0.0
46 27 0.00 0.0
53 19 0.00 0.0
51 29 0.04 0.0
46 19 0.00 0.0
39 22 0.00 0.0
29 15 0.00 0.0
32 14 0.00 0.0
47 13 0.00 0.0
54 18 0.00 0.0
50 31 0.00 0.0
49 27 0.00 0.0
56 21 0.00 0.0
57 25 0.00 0.0
57 27 0.00 0.0
57 29 0.00 0.0
43 27 0.02 0.0
46 25 0.03 0.1
44 28 0.00 0.0
47 32 0.00 0.0
53 34 0.00 0.0
58 34 0.01 0.0
57 36 0.07 0.0
43 32 0.03 0.0
April 2020 Missoula Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
38 23 0.11 1.3
38 22 0.01 0.0
43 21 0.01 0.1
49 24 0.00 0.0
57 31 0.01 0.0
59 32 0.02 0.0
62 35 0.00 0.0
66 28 0.00 0.0
69 28 0.00 0.0
71 31 0.00 0.0
54 27 0.62 1.2
38 18 0.00 0.0
44 22 0.00 0.0
53 26 0.11 0.0
46 33 0.59 2.1
48 23 0.00 0.0
64 23 0.00 0.0
59 32 0.00 0.0
62 36 0.00 0.0
67 32 0.00 0.0
68 33 0.00 0.0
64 32 0.02 0.0
58 41 0.22 0.0
60 35 0.00 0.0
63 43 0.00 0.0
66 43 0.00 0.0
62 42 0.02 0.0
69 39 0.00 0.0
79 36 0.01 0.0
62 43 0.03 0.0
May 2020 Missoula Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
65 38 0.00 0.0
73 31 0.00 0.0
56 33 0.02 0.0
60 28 0.00 0.0
72 30 0.00 0.0
64 41 0.00 0.0
58 38 0.00 0.0
65 33 0.00 0.0
69 44 0.00 0.0
67 46 0.00 0.0
57 42 0.05 0.0
54 40 0.28 0.0
61 42 0.03 0.0
66 37 0.00 0.0
57 39 0.69 0.0
65 36 0.00 0.0
74 42 0.00 0.0
60 49 0.35 0.0
66 46 0.42 0.0
64 49 0.65 0.0
57 45 0.00 0.0
59 40 0.02 0.0
54 37 0.02 0.0
67 36 0.00 0.0
70 37 0.01 0.0
73 50 0.01 0.0
76 42 0.00 0.0
82 40 0.00 0.0
83 49 0.00 0.0
92 51 0.00 0.0
71 49 0.04 0.0
June 2020 Missoula Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
60 41 0.01 0.0
77 40 0.00 0.0
77 48 0.00 0.0
74 49 0.00 0.0
81 43 0.00 0.0
63 51 0.11 0.0
58 45 0.01 0.0
62 43 0.20 0.0
60 35 0.00 0.0
74 46 0.02 0.0
85 42 0.00 0.0
90 54 0.01 0.0
78 45 0.03 0.0
62 43 0.05 0.0
61 34 0.00 0.0
66 48 0.00 0.0
63 50 0.00 0.0
71 48 0.00 0.0
76 45 0.01 0.0
70 45 0.05 0.0
80 53 0.01 0.0
83 45 0.00 0.0
89 51 0.00 0.0
90 52 0.00 0.0
86 52 0.00 0.0
91 53 0.00 0.0
81 54 0.00 0.0
69 48 0.44 0.0
55 49 0.97 0.0
59 48 0.61 0.0
July 2020 Missoula Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
68 41 0.02 0.0
75 42 0.00 0.0
86 45 0.00 0.0
85 50 0.00 0.0
81 45 0.00 0.0
86 47 0.00 0.0
74 51 0.00 0.0
73 48 0.00 0.0
84 42 0.00 0.0
78 53 0.27 0.0
90 45 0.00 0.0
76 53 0.00 0.0
77 46 0.00 0.0
79 42 0.00 0.0
85 45 0.00 0.0
88 48 0.00 0.0
81 53 0.00 0.0
84 49 0.00 0.0
86 49 0.00 0.0
89 52 0.00 0.0
93 54 0.00 0.0
90 53 0.00 0.0
80 59 0.00 0.0
86 51 0.00 0.0
84 49 0.00 0.0
89 47 0.00 0.0
96 50 0.00 0.0
95 56 0.00 0.0
90 55 0.00 0.0
96 48 0.00 0.0
100 56 0.00 0.0
August 2020 Missoula Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
96 63 0.00 0.0
98 62 0.00 0.0
89 59 0.00 0.0
90 50 0.00 0.0
95 49 0.00 0.0
90 56 0.00 0.0
75 52 0.00 0.0
83 44 0.00 0.0
82 49 0.00 0.0
87 46 0.00 0.0
91 49 0.00 0.0
75 55 0.00 0.0
76 41 0.00 0.0
84 41 0.00 0.0
91 46 0.00 0.0
96 47 0.00 0.0
100 60 0.00 0.0
91 65 0.01 0.0
91 61 0.26 0.0
82 57 0.00 0.0
94 49 0.00 0.0
85 56 0.00 0.0
93 48 0.00 0.0
83 53 0.00 0.0
75 50 0.00 0.0
87 49 0.00 0.0
87 52 0.00 0.0
86 46 0.00 0.0
88 43 0.00 0.0
76 54 0.00 0.0
58 46 0.11 0.0
September 2020 Missoula Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
84 42 0.00 0.0
86 45 0.00 0.0
90 49 0.00 0.0
94 50 0.00 0.0
95 50 0.00 0.0
91 48 0.00 0.0
67 40 0.03 0.0
63 31 0.00 0.0
78 33 0.00 0.0
85 39 0.00 0.0
87 43 0.00 0.0
86 45 0.00 0.0
75 45 0.00 0.0
74 44 0.00 0.0
76 41 0.00 0.0
79 41 0.00 0.0
75 41 0.00 0.0
72 43 0.00 0.0
66 51 0.11 0.0
71 45 0.00 0.0
80 39 0.00 0.0
73 41 0.00 0.0
74 45 0.00 0.0
65 41 0.01 0.0
60 33 0.09 0.0
60 45 0.06 0.0
64 40 0.00 0.0
69 33 0.00 0.0
79 36 0.00 0.0
79 37 0.00 0.0
October 2020 Missoula Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
70 37 0.00 0.0
78 43 0.00 0.0
76 40 0.00 0.0
79 39 0.00 0.0
78 37 0.00 0.0
80 40 0.00 0.0
80 41 0.00 0.0
77 37 0.00 0.0
77 41 0.00 0.0
64 33 0.09 0.0
53 41 0.04 0.0
58 41 0.21 0.0
53 36 0.23 0.0
53 38 0.13 0.0
53 35 0.01 0.0
57 38 0.17 0.0
50 40 0.38 0.0
42 33 0.12 0.0
53 38 0.27 0.0
52 38 0.03 0.0
50 32 0.25 0.4
34 24 0.00 0.0
28 20 0.67 8.4
28 11 0.33 5.4
20 -7 0.00 0.0
18 -5 0.00 0.0
36 14 0.00 0.0
40 16 0.00 0.0
46 20 0.00 0.0
53 19 0.03 0.0
49 26 0.00 0.0
November 2020 Missoula Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
49 24 0.00 0.0
52 22 0.00 0.0
53 23 0.00 0.0
64 34 0.00 0.0
69 35 0.01 0.0
54 39 0.00 0.0
45 33 0.20 0.1
35 20 0.05 0.5
26 11 0.00 0.1
34 18 0.15 2.9
33 24 0.07 1.0
32 18 0.00 0.0
39 15 0.04 0.0
41 30 0.00 0.0
48 31 0.01 0.1
42 30 0.02 0.0
53 27 0.01 0.0
50 37 0.08 0.0
42 32 0.02 0.0
44 26 0.00 0.0
38 21 0.00 0.0
38 15 0.00 0.0
32 19 0.00 0.0
42 24 0.00 0.0
42 28 0.00 0.0
41 28 0.00 0.0
43 20 0.00 0.0
36 17 0.00 0.0
38 17 0.00 0.0
39 12 0.00 0.0
December 2020 Missoula Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
42 23 0.00 0.0
36 16 0.00 0.0
36 15 0.00 0.0
34 13 0.00 0.0
34 10 0.00 0.0
33 11 0.00 0.0
32 10 0.00 0.0
47 19 0.00 0.0
49 24 0.00 0.0
44 21 0.00 0.0
27 16 0.05 1.3
30 18 0.00 0.1
25 17 0.02 0.4
30 19 0.01 0.3
35 20 0.04 0.5
43 27 0.00 0.0
43 30 0.02 0.0
40 30 0.00 0.0
46 28 0.00 0.0
48 36 0.04 0.0
42 27 0.09 0.0
46 20 0.10 1.7
34 11 0.00 0.0
29 10 0.00 0.0
29 14 0.00 0.0
36 25 0.03 0.0
37 18 0.00 0.1
30 12 0.00 0.0
28 14 0.00 0.0
28 19 0.01 0.3
36 21 0.00 0.1
Weather Station Details
Years Station Coordinates
1948–2024 Missoula International Airport location
1893–1947 Missoula 6 NW WFO location