#	County	Weather & Climate Score	Overall Score
1	Glacier County, MT	47	52.6
2	Beaverhead County, MT	46.5	63
3	Meagher County, MT	46	65.5
4	Teton County, MT	45.6	62.9
5	Lake County, MT	45.5	40.5
6	Deer Lodge County, MT	45.4	48.9
7	Pondera County, MT	45.3	51.5
8	Silver Bow County, MT	45.1	36.4
9	Judith Basin County, MT	44.4	77.5
10	Madison County, MT	43.9	65.6
11	Broadwater County, MT	43.5	54.5
12	Flathead County, MT	42.9	39.8
13	Jefferson County, MT	42.4	58
14	Powell County, MT	42.1	59.4
15	Wheatland County, MT	41.2	63.2
16	Park County, MT	41.1	48.9
17	Sweet Grass County, MT	41	64.6
18	Lewis and Clark County, MT	40.6	38.4
19	Cascade County, MT	40.1	33.5
20	Gallatin County, MT	40.1	44.2
21	Toole County, MT	39.8	49.1
22	Granite County, MT	39.5	57.4
23	Fergus County, MT	38.3	56.6
24	Missoula County, MT	38.3	35.1
25	Sanders County, MT	38.1	60.6
26	Stillwater County, MT	38.1	58.8
27	Ravalli County, MT	37.6	58.4
28	Lincoln County, MT	37.1	57.7
29	Liberty County, MT	36.2	57.1
30	Sheridan County, MT	36.2	49.3
31	Carbon County, MT	36	64.8
32	Golden Valley County, MT	36	69.9
33	Wibaux County, MT	35.3	63.2
34	Chouteau County, MT	35	65.7
35	Blaine County, MT	34.9	54.1
36	Phillips County, MT	34.4	62.3
37	Daniels County, MT	34.2	67.8
38	Carter County, MT	34.1	72.6
39	Mineral County, MT	33.3	54.1
40	Richland County, MT	33.3	52.7
41	Valley County, MT	33.1	56.1
42	Petroleum County, MT	32.8	80.1
43	Yellowstone County, MT	32.8	32.6
44	Roosevelt County, MT	32.7	46.5
45	McCone County, MT	32.4	75.3
46	Treasure County, MT	32.2	69.5
47	Dawson County, MT	32	47.7
48	Hill County, MT	31.9	34.1
49	Powder River County, MT	31.6	67.7
50	Prairie County, MT	31.2	60.2
51	Rosebud County, MT	31	60.2
52	Garfield County, MT	30.3	67.7
53	Fallon County, MT	30.1	72.4
54	Big Horn County, MT	29.9	42.9
55	Musselshell County, MT	28.7	59.7
56	Custer County, MT	28.3	48

Data Source

Weather & Climate data from WeatherByCounty. See full details at WeatherByCounty. Data updated February 2026.