Lewistown December Weather
Typical Lewistown December Weather
1991–2020
|
| Average daily high |
41.3 °F |
| Average daily low |
26.3 °F |
| Average monthly precipitation |
3.3 inches |
| Average monthly snow |
4.7 inches |
| Daily chance of precipitation |
36.1% |
| Daily chance of snow |
7.3% |
Note: Daily averages are a moving average which includes 14 days before and after
| Day |
Average (°F) |
Record (°F) |
| High |
Low |
High |
Low |
| December 1 |
45.9 |
29.5 |
69 |
9 |
| December 2 |
45.5 |
29.3 |
71 |
10 |
| December 3 |
45.2 |
29.1 |
67 |
5 |
| December 4 |
44.9 |
28.9 |
68 |
9 |
| December 5 |
44.6 |
28.6 |
68 |
8 |
| December 6 |
44.2 |
28.3 |
73 |
11 |
| December 7 |
43.8 |
28.1 |
74 |
7 |
| December 8 |
43.6 |
27.9 |
70 |
6 |
| December 9 |
43.4 |
27.8 |
67 |
7 |
| December 10 |
43.2 |
27.6 |
65 |
9 |
| December 11 |
43.0 |
27.5 |
68 |
2 |
| December 12 |
42.5 |
27.2 |
58 |
0 |
| December 13 |
42.1 |
26.9 |
58 |
5 |
| December 14 |
41.8 |
26.6 |
64 |
0 |
| December 15 |
41.4 |
26.4 |
66 |
0 |
| December 16 |
41.1 |
26.2 |
61 |
3 |
| December 17 |
40.9 |
26.0 |
68 |
-5 |
| December 18 |
40.7 |
25.8 |
58 |
-8 |
| December 19 |
40.5 |
25.6 |
60 |
8 |
| December 20 |
40.2 |
25.5 |
62 |
4 |
| December 21 |
40.1 |
25.3 |
63 |
-4 |
| December 22 |
40.0 |
25.2 |
63 |
1 |
| December 23 |
39.9 |
25.1 |
64 |
-13 |
| December 24 |
39.8 |
24.9 |
60 |
-16 |
| December 25 |
39.7 |
24.7 |
67 |
-5 |
| December 26 |
39.5 |
24.6 |
57 |
-4 |
| December 27 |
39.4 |
24.4 |
64 |
-1 |
| December 28 |
39.3 |
24.3 |
69 |
-5 |
| December 29 |
39.2 |
24.1 |
75 |
-7 |
| December 30 |
39.2 |
24.1 |
54 |
2 |
| December 31 |
39.1 |
24.0 |
61 |
0 |
Weather Station Details
| Years |
Station |
Coordinates |
| 1938–2024 |
Lewistown |
location |