Climate Heron - Montana

	JanJa	FebFe	MarMa	AprAp	MayMa	JunJu
Average high in ºF Av. high Hi	33	38	47	57	66	73
Average low in ºF Av. low Lo	22	23	27	32	38	44
Av. precipitation in inch Av. precip. Pre.	4.25	2.91	2.94	0.00	2.83	2.82
Av. snowfall in inch Snowfall Sn	25	12	9	0	0	0

	JulJu	AugAu	SepSe	OctOc	NovNo	DecDe
Average high in ºF Av. high Hi	81	81	70	55	40	32
Average low in ºF Av. low Lo	47	46	40	33	29	22
Av. precipitation in inch Av. precip. Pre.	1.38	1.07	1.73	2.69	4.61	4.15
Av. snowfall in inch Snowfall Sn	0	0	0	0	9	25

Heron Climate Graph - Montana Climate Chart

Day	High ºF	Low ºF	Prec/mo inch	Prec/yr inch	Snow/mo inch	Snow/yr inch
1 Jan	31.1	20.9	0.16	0.16	0.91	2.30
2 Jan	31.2	21.0	0.28	0.28	1.81	4.60
3 Jan	31.3	21.1	0.43	0.43	2.72	6.90
4 Jan	31.4	21.2	0.59	0.59	3.58	9.10
5 Jan	31.5	21.3	0.71	0.71	4.41	11.20
6 Jan	31.6	21.5	0.87	0.87	5.31	13.50
7 Jan	31.7	21.6	1.02	1.02	6.18	15.70
8 Jan	31.9	21.7	1.14	1.14	7.09	18.00
9 Jan	32.0	21.8	1.30	1.30	7.99	20.30
10 Jan	32.1	21.9	1.46	1.46	8.90	22.60
11 Jan	32.2	22.0	1.61	1.61	9.80	24.90
12 Jan	32.4	22.2	1.77	1.77	10.71	27.20
13 Jan	32.5	22.3	1.93	1.93	11.50	29.20
14 Jan	32.7	22.4	2.05	2.05	12.40	31.50
15 Jan	32.8	22.5	2.20	2.20	13.19	33.50
16 Jan	32.9	22.6	2.36	2.36	14.02	35.60
17 Jan	33.1	22.6	2.48	2.48	14.80	37.60
18 Jan	33.2	22.7	2.64	2.64	15.51	39.40
19 Jan	33.4	22.8	2.80	2.80	16.30	41.40
20 Jan	33.5	22.8	2.91	2.91	17.09	43.40
21 Jan	33.7	22.9	3.03	3.03	17.80	45.20
22 Jan	33.8	22.9	3.19	3.19	18.50	47.00
23 Jan	34.0	22.9	3.31	3.31	19.21	48.80
24 Jan	34.1	23.0	3.43	3.43	19.88	50.50
25 Jan	34.3	23.0	3.54	3.54	20.51	52.10
26 Jan	34.4	23.0	3.66	3.66	21.18	53.80
27 Jan	34.6	23.0	3.78	3.78	21.81	55.40
28 Jan	34.7	23.0	3.90	3.90	22.52	57.20
29 Jan	34.9	23.0	4.02	4.02	23.19	58.90
30 Jan	35.0	22.9	4.13	4.13	23.82	60.50
31 Jan	35.2	22.9	4.25	4.25	24.49	62.20

Day	High ºF	Low ºF	Precip. inch	Snow inch	Snow d. inch
01 Dec	27.0	12.0	0.00	0.00	0.0
02 Dec	30.0	25.0	0.29	3.19	3.0
03 Dec	33.1	30.0	0.11	0.20	2.0
04 Dec	35.1	32.0	0.10	0.00	2.0
05 Dec	37.0	33.1	0.24	0.00	1.0
06 Dec	39.0	34.0	0.01	0.00	0.0
07 Dec	37.0	34.0	0.27	0.00	0.0
08 Dec	39.9	35.1	0.21	0.00	0.0
09 Dec	35.1	24.1	0.00	0.00	0.0
10 Dec	35.1	24.1	0.00	0.00	0.0
11 Dec	34.0	24.1	0.12	1.42	1.0
12 Dec	37.0	32.0	0.27	0.20	1.0
13 Dec	34.0	32.0	0.82	3.58	3.0
14 Dec	33.1	30.9	0.09	0.39	3.0
15 Dec	32.0	30.0	0.03	0.91	3.0
16 Dec	32.0	27.0	0.00	0.00	3.0
17 Dec	32.0	28.0	0.00	0.00	3.0
18 Dec	32.0	24.1	0.00	0.00	3.0
19 Dec	32.0	19.0	0.06	0.98	4.0
20 Dec	37.9	30.9	1.01	0.20	2.0
21 Dec	41.0	34.0	0.58	0.00	1.0
22 Dec	41.0	33.1	0.04	0.00	1.0
23 Dec	37.9	33.1	0.01	0.00	1.0
24 Dec	37.0	33.1	0.04	0.00	0.0
25 Dec	35.1	32.0	0.00	0.12	0.0
26 Dec	33.1	28.9	0.00	0.00	0.0

	Dec 19	Normal
Average high temperature Av. high temp.	35.0 ºF	32 ºF
Average low temperature Av. low temp.	29.1 ºF	22 ºF
Total precipitation Total precip.	4.30 inch	4.15 inch
Total snowfall Total snowfall	11.19 inch	25 inch

Highest max temperature Highest max temp.	41.0 ºF	-
Lowest max temperature Lowest max temp.	27.0 ºF	-
Highest min temperature Highest min temp.	35.1 ºF	-
Lowest min temperature Lowest min temp.	12.0 ºF	-

Past weather December 2019 incomplete - Missing data

Station Data

Monthly averages Heron
Longitude: -115.96, Latitude: 48.06
Average weather Heron, MT - 59844

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, ...