Illinois April Weather

Illinois weather averages and all-time records in the month of April from 1991–2020 based on data made available by the NOAA.

State:

Month:

Illinois Cities

April weather averages for various places in Illinois, from 1991–2020.

City	Average (°F)		Record (°F)		Monthly (inches)
City	High	Low	High	Low	Precipitation	Snow
Aledo	61.3	37.9	93	10	3.9	0.6
Aurora	60.2	38.2	92	8	4.0	0.6
Belleville	70.2	46.2	91	18	4.9	0.0
Bloomington-Normal	62.5	38.7	95	5	3.8	0.5
Carbondale	67.8	44.3	92	20	5.5	0.0
Carlyle	65.3	44.6	90	22	4.8	n/a
Champaign	64.0	40.7	91	12	3.7	n/a
Charleston	66.7	44.2	92	14	5.0	0.2
Chicago	59.5	41.3	91	10	4.1	1.0
Danville	65.6	42.5	94	12	4.4	0.0
Decatur	64.9	42.9	94	15	4.2	0.3
Dixon	59.8	37.7	93	8	3.8	0.7
Du Quoin	68.1	46.6	92	20	5.4	0.2
Elgin	58.2	36.8	91	11	4.0	0.7
Elizabeth	58.7	35.0	88	9	4.0	1.1
Fairfield	67.9	45.0	91	17	4.9	0.0
Freeport	58.5	36.4	93	9	3.7	0.9
Galesburg	61.8	40.2	91	9	3.8	0.9
Geneseo	62.0	40.4	92	12	3.9	0.6
Hoopeston	63.9	41.2	93	4	4.0	0.4
Jacksonville	64.9	39.9	94	10	4.3	0.3
Joliet	60.3	39.1	92	11	3.7	0.1
Kankakee	61.0	38.8	91	8	4.0	0.6
Kewanee	60.1	37.1	91	-2	4.0	1.2
Lincoln	64.2	40.2	93	-1	3.8	0.4
Moline	62.5	39.8	93	7	3.8	1.1
Monmouth	64.1	40.2	93	10	3.9	1.1
Morris	60.9	39.5	93	12	3.5	0.5
Morrison	60.8	36.7	99	8	4.0	0.7
Mt. Vernon	65.3	43.7	91	17	5.0	0.0
Olney	66.3	43.6	91	21	5.0	0.0
Ottawa	62.7	39.3	93	12	3.4	0.4
Pana	66.1	42.4	92	17	4.6	0.4
Paris	63.6	41.7	92	17	4.8	0.2
Peoria	63.1	41.9	92	14	4.0	0.5
Quincy	63.7	42.8	92	9	4.0	n/a
Rantoul	63.7	39.4	91	10	3.9	0.3
Rockford	59.8	37.9	93	5	3.7	0.8
Springfield	65.2	42.9	90	16	4.0	0.3
Tuscola	64.5	42.0	92	15	4.6	0.2