Av. high : Average high in ºF - Av.low : Average low in ºF - Av. precip. : Average precipitation in inch - Days precip. : Days with precipitation - Hours sun. : Hours of sunshine
Hi : Average high in ºF - Lo : Average low in ºF - Pre. : Average precipitation in inch - DP : Days with precipitation - Sun : Hours of sunshine
Chinook Climate Graph - Montana Climate Chart
Daily normals Chinook - Montana - January
Day
High
ºF
Low
ºF
Prec/mo
inch
Prec/yr
inch
Snow/mo
inch
Snow/yr
inch
1 Jan
28.1
3.2
0.04
0.04
0.31
0.80
2 Jan
28.1
3.1
0.04
0.04
0.51
1.30
3 Jan
28.1
3.1
0.08
0.08
0.79
2.00
4 Jan
28.1
3.1
0.08
0.08
0.98
2.50
5 Jan
28.1
3.0
0.12
0.12
1.30
3.30
6 Jan
28.1
3.0
0.12
0.12
1.50
3.80
7 Jan
28.1
3.0
0.16
0.16
1.81
4.60
8 Jan
28.2
3.1
0.16
0.16
2.01
5.10
9 Jan
28.2
3.1
0.20
0.20
2.28
5.80
10 Jan
28.3
3.1
0.20
0.20
2.60
6.60
11 Jan
28.3
3.2
0.24
0.24
2.80
7.10
12 Jan
28.4
3.2
0.24
0.24
3.11
7.90
13 Jan
28.4
3.3
0.28
0.28
3.31
8.40
14 Jan
28.5
3.4
0.28
0.28
3.50
8.90
15 Jan
28.6
3.4
0.28
0.28
3.70
9.40
16 Jan
28.7
3.5
0.31
0.31
3.90
9.90
17 Jan
28.8
3.6
0.31
0.31
4.09
10.40
18 Jan
28.9
3.7
0.35
0.35
4.29
10.90
19 Jan
29.0
3.8
0.35
0.35
4.49
11.40
20 Jan
29.1
3.9
0.35
0.35
4.69
11.90
21 Jan
29.2
4.1
0.39
0.39
4.88
12.40
22 Jan
29.3
4.2
0.39
0.39
5.00
12.70
23 Jan
29.4
4.3
0.39
0.39
5.20
13.20
24 Jan
29.5
4.4
0.39
0.39
5.31
13.50
25 Jan
29.7
4.5
0.43
0.43
5.39
13.70
26 Jan
29.8
4.7
0.43
0.43
5.59
14.20
27 Jan
29.9
4.8
0.43
0.43
5.71
14.50
28 Jan
30.1
4.9
0.43
0.43
5.91
15.00
29 Jan
30.2
5.1
0.47
0.47
6.10
15.50
30 Jan
30.3
5.2
0.47
0.47
6.18
15.70
31 Jan
30.5
5.4
0.47
0.47
6.42
16.30
Weather history Chinook - December 2019
Day
High
ºF
Low
ºF
Precip.
inch
Snow
inch
Snow d.
inch
01 Dec
18.0
-5.1
0.00
0.00
5.0
02 Dec
37.0
-5.1
0.00
0.00
5.0
03 Dec
42.1
30.0
0.00
0.00
0.0
04 Dec
45.0
30.9
0.00
0.00
2.0
05 Dec
52.0
26.1
0.00
0.00
0.0
06 Dec
34.0
17.1
0.00
0.00
0.0
07 Dec
32.0
16.0
0.00
0.00
0.0
08 Dec
46.9
12.9
0.01
2.01
2.0
09 Dec
21.0
-13.0
0.02
2.99
5.0
10 Dec
26.1
5.0
0.00
0.00
5.0
11 Dec
26.1
5.0
0.00
0.00
5.0
12 Dec
19.0
3.0
0.00
0.00
5.0
13 Dec
23.0
7.0
0.00
0.00
5.0
14 Dec
17.1
7.0
0.00
0.00
5.0
15 Dec
16.0
7.0
0.00
0.00
5.0
16 Dec
25.0
7.0
0.00
0.00
5.0
17 Dec
34.0
7.0
0.00
0.00
5.0
18 Dec
42.1
28.0
0.00
0.00
5.0
19 Dec
41.0
14.0
0.00
0.00
4.0
20 Dec
28.0
9.0
0.00
0.00
4.0
21 Dec
55.0
19.0
0.00
0.00
3.0
22 Dec
60.1
28.9
0.00
0.00
0.0
23 Dec
39.0
21.9
0.00
0.00
0.0
24 Dec
28.9
23.0
0.00
0.00
0.0
25 Dec
28.0
21.0
0.01
0.51
0.0
26 Dec
32.0
7.0
0.00
0.00
0.0
27 Dec
24.1
3.9
0.00
0.00
0.0
Past weather Chinook
Dec 19
Normal
Average high temperature Av. high temp.
33.1 ºF
30 ºF
Average low temperature Av. low temp.
12.4 ºF
6 ºF
Total precipitation Total precip.
0.04 inch
0.48 inch
Total snowfall Total snowfall
5.51 inch
6 inch
Highest max temperature Highest max temp.
60.1 ºF
-
Lowest max temperature Lowest max temp.
16.0 ºF
-
Highest min temperature Highest min temp.
30.9 ºF
-
Lowest min temperature Lowest min temp.
-13.0 ºF
-
Past weather December 2019 incomplete - Missing data