Climate Grass Range - Montana

	JanJa	FebFe	MarMa	AprAp	MayMa	JunJu
Average high in ºF Av. high Hi	38	40	47	57	66	74
Average low in ºF Av. low Lo	14	16	23	31	40	47
Av. precipitation in inch Av. precip. Pre.	0.61	0.39	1.00	1.56	3.13	2.95
Av. snowfall in inch Snowfall Sn	8	6	10	5	1	0

	JulJu	AugAu	SepSe	OctOc	NovNo	DecDe
Average high in ºF Av. high Hi	83	83	71	59	46	37
Average low in ºF Av. low Lo	53	51	42	33	22	14
Av. precipitation in inch Av. precip. Pre.	1.85	1.54	1.19	1.05	0.63	0.66
Av. snowfall in inch Snowfall Sn	0	0	0	3	5	9

Grass Range Climate Graph - Montana Climate Chart

Day	High ºF	Low ºF	Prec/mo inch	Prec/yr inch	Snow/mo inch	Snow/yr inch
1 Jan	36.9	13.2	0.04	0.04	0.31	0.80
2 Jan	37.0	13.2	0.04	0.04	0.59	1.50
3 Jan	37.1	13.3	0.08	0.08	0.91	2.30
4 Jan	37.2	13.3	0.08	0.08	1.18	3.00
5 Jan	37.2	13.4	0.12	0.12	1.50	3.80
6 Jan	37.3	13.4	0.16	0.16	1.69	4.30
7 Jan	37.4	13.5	0.16	0.16	2.01	5.10
8 Jan	37.5	13.6	0.20	0.20	2.40	6.10
9 Jan	37.5	13.6	0.20	0.20	2.72	6.90
10 Jan	37.6	13.7	0.24	0.24	2.99	7.60
11 Jan	37.6	13.7	0.24	0.24	3.31	8.40
12 Jan	37.7	13.8	0.28	0.28	3.58	9.10
13 Jan	37.7	13.9	0.28	0.28	3.90	9.90
14 Jan	37.8	13.9	0.31	0.31	4.21	10.70
15 Jan	37.8	14.0	0.35	0.35	4.41	11.20
16 Jan	37.8	14.0	0.35	0.35	4.69	11.90
17 Jan	37.9	14.1	0.35	0.35	5.00	12.70
18 Jan	37.9	14.1	0.39	0.39	5.20	13.20
19 Jan	37.9	14.2	0.39	0.39	5.51	14.00
20 Jan	37.9	14.2	0.43	0.43	5.71	14.50
21 Jan	37.9	14.3	0.43	0.43	5.98	15.20
22 Jan	37.9	14.3	0.47	0.47	6.18	15.70
23 Jan	38.0	14.4	0.47	0.47	6.42	16.30
24 Jan	38.0	14.4	0.51	0.51	6.69	17.00
25 Jan	38.0	14.5	0.51	0.51	6.89	17.50
26 Jan	38.0	14.5	0.51	0.51	7.09	18.00
27 Jan	38.0	14.6	0.55	0.55	7.40	18.80
28 Jan	38.0	14.6	0.55	0.55	7.60	19.30
29 Jan	38.1	14.6	0.59	0.59	7.80	19.80
30 Jan	38.1	14.7	0.59	0.59	8.11	20.60
31 Jan	38.1	14.7	0.59	0.59	8.31	21.10

Day	High ºF	Low ºF	Precip. inch	Snow inch	Snow d. inch
01 Dec	30.0	0.0	0.00	-	8.0
02 Dec	44.1	19.0	0.00	-	5.0
03 Dec	46.9	28.0	0.00	-	3.0
04 Dec	51.1	30.9	0.00	-	1.0
05 Dec	42.1	26.1	0.00	0.00	1.0
06 Dec	48.0	21.9	0.00	-	1.0
07 Dec	53.1	28.9	0.00	-	1.0
08 Dec	42.1	10.9	0.06	0.98	2.0
09 Dec	33.1	3.9	0.04	0.98	3.0
10 Dec	39.9	10.0	0.05	0.98	3.0
11 Dec	41.0	8.1	0.00	0.00	2.0
12 Dec	46.9	24.1	0.00	-	1.0
13 Dec	39.9	17.1	0.04	0.98	2.0
14 Dec	27.0	9.0	0.00	-	2.0
15 Dec	33.1	21.9	0.00	-	2.0
16 Dec	32.0	19.0	0.00	0.00	2.0
17 Dec	44.1	18.0	0.00	-	2.0
18 Dec	46.0	28.9	0.00	0.00	2.0
19 Dec	46.0	21.9	-	-	2.0
20 Dec	55.0	27.0	0.00	-	2.0
21 Dec	59.0	33.1	0.00	-	1.0
22 Dec	54.0	28.9	0.00	0.00	1.0
23 Dec	55.9	19.9	0.00	-	1.0
24 Dec	37.9	26.1	0.00	-	1.0
25 Dec	30.9	18.0	0.00	-	1.0
26 Dec	35.1	14.0	0.00	-	1.0

	Dec 19	Normal
Average high temperature Av. high temp.	42.9 ºF	37 ºF
Average low temperature Av. low temp.	19.8 ºF	14 ºF
Total precipitation Total precip.	0.19 inch	0.66 inch
Total snowfall Total snowfall	- inch	9 inch

Highest max temperature Highest max temp.	59.0 ºF	-
Lowest max temperature Lowest max temp.	27.0 ºF	-
Highest min temperature Highest min temp.	33.1 ºF	-
Lowest min temperature Lowest min temp.	0.0 ºF	-

Past weather December 2019 incomplete - Missing data

Station Data

Monthly averages Grass Range
Longitude: -108.8, Latitude: 47.03
Average weather Grass Range, MT - 59032

Monthly: 1981-2010 normals
History: 2007-2019

Abbreviations

Average precipitation in : Av. precipitation in
Jan: January, Feb: February, ...Jan: January, Feb: February, ...Ja: January, Fe: February, ...