Climate Salem - Illinois

	JanJa	FebFe	MarMa	AprAp	MayMa	JunJu
Average high in ºF Av. high Hi	38	43	54	66	75	84
Average low in ºF Av. low Lo	20	24	33	44	54	63
Av. precipitation in inch Av. precip. Pre.	2.83	2.64	3.69	3.77	5.02	4.18
Av. snowfall in inch Snowfall Sn	4	4	1	0	0	0

	JulJu	AugAu	SepSe	OctOc	NovNo	DecDe
Average high in ºF Av. high Hi	88	87	80	68	55	41
Average low in ºF Av. low Lo	67	65	56	45	35	24
Av. precipitation in inch Av. precip. Pre.	4.02	3.39	3.17	3.74	4.20	3.23
Av. snowfall in inch Snowfall Sn	0	0	0	0	0	3

Salem Climate Graph - Illinois Climate Chart

Day	High ºF	Low ºF	Prec/mo inch	Prec/yr inch	Snow/mo inch	Snow/yr inch
1 Jan	38.0	21.2	0.12	0.12	0.12	0.30
2 Jan	37.9	21.1	0.20	0.20	0.31	0.80
3 Jan	37.9	21.0	0.31	0.31	0.39	1.00
4 Jan	37.8	21.0	0.39	0.39	0.51	1.30
5 Jan	37.8	20.9	0.51	0.51	0.71	1.80
6 Jan	37.7	20.8	0.59	0.59	0.79	2.00
7 Jan	37.7	20.7	0.71	0.71	0.98	2.50
8 Jan	37.7	20.6	0.79	0.79	1.10	2.80
9 Jan	37.6	20.6	0.87	0.87	1.18	3.00
10 Jan	37.6	20.5	0.98	0.98	1.42	3.60
11 Jan	37.6	20.5	1.06	1.06	1.50	3.80
12 Jan	37.6	20.4	1.14	1.14	1.61	4.10

Day	High ºF	Low ºF	Precip. inch	Snow inch	Snow d. inch
01 Jun	80.1	64.0	0.30	-	-

	Jun 26	Normal
Average high temperature Av. high temp.	80.1 ºF	38 ºF
Average low temperature Av. low temp.	64.0 ºF	20 ºF
Total precipitation Total precip.	0.30 inch	2.83 inch
Total snowfall Total snowfall	- inch	4 inch

Highest max temperature Highest max temp.	80.1 ºF	-
Lowest max temperature Lowest max temp.	80.1 ºF	-
Highest min temperature Highest min temp.	64.0 ºF	-
Lowest min temperature Lowest min temp.	64.0 ºF	-

Past weather June 2026 incomplete - Missing data

USGS National Map — Open interactive map

Station Data

Monthly averages Salem
Longitude: -88.9642, Latitude: 38.6429
Average weather Salem, IL - 62881

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, ...