Chinook, Montana Weather Forecast

Local

Chinook, MT, US

48.59, -109.23128

Normals for December

	Temp ( °F °C )			Precip ( " mm )		Degree Days
	Min	Max	Avg	MTD	YTD	Heating	Cooling
1	12 -11	35 2	24 -5	0.01 undefined	13.06 undefined	41.3	0
2	12 -11	35 2	23 -5	0.03 undefined	13.08 undefined	41.7	0
3	11 -11	35 1	23 -5	0.04 undefined	13.09 undefined	42	0
4	11 -12	34 1	23 -5	0.05 undefined	13.1 undefined	42.4	0
5	11 -12	34 1	22 -5	0.06 undefined	13.11 undefined	42.7	0
6	10 -12	34 1	22 -6	0.08 undefined	13.13 undefined	43.1	0
7	10 -12	33 1	22 -6	0.09 undefined	13.14 undefined	43.4	0
8	10 -12	33 0	21 -6	0.1 undefined	13.15 undefined	43.7	0
9	9 -13	32 0	21 -6	0.11 undefined	13.16 undefined	44.1	0
10	9 -13	32 0	21 -6	0.12 undefined	13.17 undefined	44.4	0
11	9 -13	32 0	20 -7	0.13 undefined	13.18 undefined	44.8	0
12	8 -13	31 0	20 -7	0.13 undefined	13.18 undefined	45.1	0
13	8 -13	31 0	20 -7	0.14 undefined	13.19 undefined	45.4	0
14	8 -13	31 -1	19 -7	0.15 undefined	13.2 undefined	45.7	0
15	8 -14	31 -1	19 -7	0.16 undefined	13.21 undefined	46	0
16	7 -14	30 -1	19 -7	0.18 undefined	13.23 undefined	46.3	0
17	7 -14	30 -1	18 -8	0.19 undefined	13.24 undefined	46.6	0
18	7 -14	30 -1	18 -8	0.2 undefined	13.25 undefined	46.9	0
19	6 -14	29 -1	18 -8	0.21 undefined	13.26 undefined	47.2	0
20	6 -14	29 -2	18 -8	0.23 undefined	13.28 undefined	47.5	0
21	6 -15	29 -2	17 -8	0.24 undefined	13.29 undefined	47.7	0
22	6 -15	29 -2	17 -8	0.25 undefined	13.3 undefined	47.9	0
23	5 -15	28 -2	17 -8	0.27 undefined	13.32 undefined	48.2	0
24	5 -15	28 -2	17 -9	0.28 undefined	13.33 undefined	48.4	0
25	5 -15	28 -2	16 -9	0.3 undefined	13.35 undefined	48.6	0
26	5 -15	28 -2	16 -9	0.31 undefined	13.36 undefined	48.8	0
27	5 -15	28 -2	16 -9	0.33 undefined	13.38 undefined	48.9	0
28	5 -15	27 -3	16 -9	0.34 undefined	13.39 undefined	49.1	0
29	4 -15	27 -3	16 -9	0.36 undefined	13.41 undefined	49.2	0
30	4 -15	27 -3	16 -9	0.37 undefined	13.42 undefined	49.4	0
31	4 -15	27 -3	16 -9	0.39 undefined	13.44 undefined	49.5	0