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Morris August Weather

Averages and records for weather in Morris, Illinois in the month of August.

Typical Morris August Weather 1991–2020
Average daily high	82.8 °F
Average daily low	62.9 °F
Average monthly precipitation	4.2 inches
Average monthly snow	none
Daily chance of precipitation	30.6%
Daily chance of snow	0%

Morris August Weather Records 1911–2024
Highest temperature	107 °F	August 9, 1934
Lowest temperature	34 °F	August 30, 1946
Highest daily low	80 °F	August 22, 1936
Lowest daily high	62 °F	August 12, 2004
Hottest average high temperature	93.0 °F	1947
Coldest average high temperature	76.5 °F	1915
Most daily precipitation	4.9 inches	August 24, 2007
Most monthly precipitation	12.6 inches	2007
Most daily snow	none	-
Most monthly snow	none	-

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

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
August 1	84.0	64.4	98	47
August 2	83.9	64.2	100	46
August 3	83.7	64.1	103	45
August 4	83.6	64.0	104	46
August 5	83.4	63.8	104	47
August 6	83.3	63.7	102	46
August 7	83.2	63.6	101	48
August 8	83.2	63.6	101	50
August 9	83.1	63.5	107	47
August 10	83.0	63.4	100	47
August 11	83.0	63.3	100	48
August 12	82.9	63.2	103	42
August 13	82.9	63.2	99	45
August 14	82.9	63.1	100	42
August 15	82.9	63.1	98	44
August 16	82.8	63.0	98	46
August 17	82.6	62.8	100	49
August 18	82.5	62.7	103	41
August 19	82.4	62.7	102	46
August 20	82.4	62.6	99	42
August 21	82.4	62.4	101	44
August 22	82.3	62.2	101	45
August 23	82.3	62.1	100	46
August 24	82.2	61.9	99	43
August 25	82.1	61.7	99	42
August 26	81.9	61.6	96	41
August 27	81.8	61.4	97	45
August 28	81.8	61.2	99	41
August 29	81.7	61.0	99	39
August 30	81.6	60.8	101	34
August 31	81.4	60.5	98	38

Weather Station Details

Years	Station	Coordinates
1911–2024	Morris 1 Nw	location