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

Day	High ºF	Low ºF	Precip. inch	Snow inch	Snow d. inch
01 Jun	60.1	48.9	0.25	0.00	0.0
02 Jun	66.9	46.0	0.01	0.00	0.0
03 Jun	72.0	43.0	0.00	0.00	0.0
04 Jun	70.0	54.0	0.02	0.00	0.0
05 Jun	68.0	37.9	0.00	0.00	0.0
06 Jun	-	-	-	-	-
07 Jun	-	-	-	-	-
08 Jun	-	-	-	-	-
09 Jun	-	-	-	-	-
10 Jun	-	-	-	-	-
11 Jun	-	-	-	-	-
12 Jun	-	-	-	-	-
13 Jun	-	-	-	-	-
14 Jun	-	-	-	-	-
15 Jun	-	-	-	-	-
16 Jun	-	-	-	-	-
17 Jun	-	-	-	-	-
18 Jun	-	-	-	-	-
19 Jun	-	-	-	-	-
20 Jun	-	-	-	-	-
21 Jun	-	-	-	-	-
22 Jun	-	-	-	-	-
23 Jun	-	-	-	-	-
24 Jun	-	-	-	-	-
25 Jun	-	-	-	-	-
26 Jun	-	-	-	-	-
27 Jun	-	-	-	-	-
28 Jun	-	-	-	-	-
29 Jun	-	-	-	-	-
30 Jun	-	-	-	-	-

	Jun 26	Normal
Average high temperature Av. high temp.	67.4 ºF	33 ºF
Average low temperature Av. low temp.	46.0 ºF	22 ºF
Total precipitation Total precip.	0.28 inch	4.25 inch
Total snowfall Total snowfall	0.00 inch	25 inch

Highest max temperature Highest max temp.	72.0 ºF	-
Lowest max temperature Lowest max temp.	60.1 ºF	-
Highest min temperature Highest min temp.	54.0 ºF	-
Lowest min temperature Lowest min temp.	37.9 ºF	-

Past weather June 2026 incomplete - Missing data

USGS National Map — Open interactive map

Station Data

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

Monthly: 1991-2020 normals
History: 2007-2026

Abbreviations

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