Climate Belleville - Illinois

	JanJa	FebFe	MarMa	AprAp	MayMa	JunJu
Average high in ºF Av. high Hi	43	48	59	70	78	87
Average low in ºF Av. low Lo	23	26	35	46	56	64
Av. precipitation in inch Av. precip. Pre.	2.29	2.24	3.20	3.86	4.90	4.26
Av. snowfall in inch Snowfall Sn	3	3	1	0	0	0

	JulJu	AugAu	SepSe	OctOc	NovNo	DecDe
Average high in ºF Av. high Hi	91	90	83	72	58	45
Average low in ºF Av. low Lo	68	65	56	46	37	26
Av. precipitation in inch Av. precip. Pre.	4.05	3.30	3.28	3.44	3.92	2.91
Av. snowfall in inch Snowfall Sn	0	0	0	0	0	3

Belleville Climate Graph - Illinois Climate Chart

Day	High ºF	Low ºF	Prec/mo inch	Prec/yr inch	Snow/mo inch	Snow/yr inch
1 Jan	42.3	23.6	0.08	0.08	0.12	0.30
2 Jan	42.3	23.5	0.16	0.16	0.20	0.50
3 Jan	42.2	23.4	0.28	0.28	0.31	0.80
4 Jan	42.2	23.3	0.35	0.35	0.51	1.30
5 Jan	42.2	23.2	0.43	0.43	0.59	1.50
6 Jan	42.2	23.1	0.51	0.51	0.71	1.80
7 Jan	42.2	23.1	0.59	0.59	0.79	2.00
8 Jan	42.2	23.0	0.67	0.67	0.91	2.30
9 Jan	42.2	23.0	0.75	0.75	0.98	2.50
10 Jan	42.2	22.9	0.83	0.83	1.10	2.80
11 Jan	42.3	22.9	0.87	0.87	1.18	3.00
12 Jan	42.3	22.8	0.94	0.94	1.30	3.30

Day	High ºF	Low ºF	Precip. inch	Snow inch	Snow d. inch
01 Jun	87.8	64.9	-	-	-
02 Jun	80.4	64.4	-	-	-
03 Jun	-	-	-	-	-
04 Jun	-	-	-	-	-
05 Jun	-	-	-	-	-
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.	84.1 ºF	43 ºF
Average low temperature Av. low temp.	64.7 ºF	23 ºF
Total precipitation Total precip.	- inch	2.29 inch
Total snowfall Total snowfall	- inch	3 inch

Highest max temperature Highest max temp.	87.8 ºF	-
Lowest max temperature Lowest max temp.	80.4 ºF	-
Highest min temperature Highest min temp.	64.9 ºF	-
Lowest min temperature Lowest min temp.	64.4 ºF	-

Past weather June 2026 incomplete - Missing data

USGS National Map — Open interactive map

Station Data

Monthly averages Belleville
Longitude: -89.984, Latitude: 38.5201
Average weather Belleville, IL - 62220

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, ...