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Monmouth April Weather

Averages and records for weather in Monmouth, Illinois in the month of April.

Typical Monmouth April Weather 1991–2020
Average daily high	64.1 °F
Average daily low	40.2 °F
Average monthly precipitation	3.9 inches
Average monthly snow	1.1 inches
Daily chance of precipitation	33.0%
Daily chance of snow	0.71%

Monmouth April Weather Records 1893–2024
Highest temperature	93 °F	April 22, 1980
Lowest temperature	10 °F	April 2, 1899
Highest daily low	68 °F	April 24, 1960
Lowest daily high	29 °F	April 7, 1982
Hottest average high temperature	72.7 °F	2010
Coldest average high temperature	54.3 °F	1983
Most daily precipitation	4.2 inches	April 18, 2013
Most monthly precipitation	8.5 inches	2013
Most daily snow	15.0 inches	April 11, 1997
Most monthly snow	17.4 inches	1997

Note: Daily averages are a moving average which includes 14 days before and after

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
April 1	58.3	35.5	84	12
April 2	58.8	35.9	86	10
April 3	59.4	36.3	86	15
April 4	59.8	36.7	87	13
April 5	60.3	37.2	84	13
April 6	60.7	37.6	84	12
April 7	61.1	37.9	80	12
April 8	61.4	38.1	81	18
April 9	61.8	38.3	84	15
April 10	62.3	38.7	93	18
April 11	62.7	39.1	90	22
April 12	63.1	39.3	86	20
April 13	63.5	39.6	87	18
April 14	63.8	39.8	84	19
April 15	64.0	40.0	86	20
April 16	64.2	40.3	88	22
April 17	64.4	40.7	88	23
April 18	64.7	41.0	87	23
April 19	65.0	41.4	87	26
April 20	65.4	41.8	91	24
April 21	65.8	42.2	88	25
April 22	66.1	42.5	93	23
April 23	66.6	42.9	85	25
April 24	67.1	43.5	86	20
April 25	67.5	44.0	92	25
April 26	67.9	44.4	89	25
April 27	68.3	44.9	86	23
April 28	68.6	45.3	90	24
April 29	68.8	45.6	91	24
April 30	68.9	45.8	91	28

Weather Station Details

Years	Station	Coordinates
1893–2024	Monmouth	location