Climate Kewanee - Illinois

	JanJa	FebFe	MarMa	AprAp	MayMa	JunJu
Average high in ºF Av. high Hi	30	35	47	61	71	80
Average low in ºF Av. low Lo	13	17	27	38	49	59
Av. precipitation in inch Av. precip. Pre.	1.59	1.74	2.63	3.43	4.14	4.58
Av. snowfall in inch Snowfall Sn	8	6	3	1	0	0

	JulJu	AugAu	SepSe	OctOc	NovNo	DecDe
Average high in ºF Av. high Hi	83	82	75	63	48	33
Average low in ºF Av. low Lo	63	60	51	40	30	17
Av. precipitation in inch Av. precip. Pre.	3.94	4.22	3.51	2.87	2.83	2.12
Av. snowfall in inch Snowfall Sn	0	0	0	0	1	8

Kewanee Climate Graph - Illinois Climate Chart

Day	High ºF	Low ºF	Prec/mo inch	Prec/yr inch	Snow/mo inch	Snow/yr inch
1 Jan	29.8	13.6	0.04	0.04	0.31	0.80
2 Jan	29.7	13.5	0.12	0.12	0.59	1.50
3 Jan	29.6	13.4	0.16	0.16	0.79	2.00
4 Jan	29.5	13.3	0.20	0.20	1.10	2.80
5 Jan	29.5	13.2	0.28	0.28	1.42	3.60
6 Jan	29.4	13.1	0.31	0.31	1.69	4.30
7 Jan	29.4	13.0	0.35	0.35	2.01	5.10
8 Jan	29.3	13.0	0.43	0.43	2.20	5.60
9 Jan	29.3	12.9	0.47	0.47	2.52	6.40
10 Jan	29.3	12.8	0.51	0.51	2.80	7.10
11 Jan	29.3	12.8	0.55	0.55	3.11	7.90
12 Jan	29.3	12.8	0.63	0.63	3.31	8.40

Day	High ºF	Low ºF	Precip. inch	Snow inch	Snow d. inch
01 Jun	80.1	62.1	T	0.00	0.0
02 Jun	82.9	53.1	0.00	0.00	0.0
03 Jun	82.9	51.1	0.00	0.00	0.0
04 Jun	81.0	52.0	0.00	0.00	0.0
05 Jun	84.9	54.0	0.00	0.00	0.0
06 Jun	81.0	66.0	0.75	0.00	0.0
07 Jun	90.0	69.1	0.04	0.00	0.0
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.	83.3 ºF	30 ºF
Average low temperature Av. low temp.	58.2 ºF	13 ºF
Total precipitation Total precip.	0.79 inch	1.59 inch
Total snowfall Total snowfall	0.00 inch	8 inch

Highest max temperature Highest max temp.	90.0 ºF	-
Lowest max temperature Lowest max temp.	80.1 ºF	-
Highest min temperature Highest min temp.	69.1 ºF	-
Lowest min temperature Lowest min temp.	51.1 ºF	-

Past weather June 2026 incomplete - Missing data

USGS National Map — Open interactive map

Station Data

Monthly averages Kewanee
Longitude: -89.9639, Latitude: 41.2052
Average weather Kewanee, IL - 61443

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, ...