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Iron Mountain August Weather

Averages and records for weather in Iron Mountain, Michigan in the month of August.

Typical Iron Mountain August Weather 1991–2020
Average daily high	78.3 °F
Average daily low	55.1 °F
Average monthly precipitation	3.3 inches
Average monthly snow	none
Daily chance of precipitation	34.1%
Daily chance of snow	0%

Iron Mountain August Weather Records 1899–2024
Highest temperature	101 °F	August 5, 1947
Lowest temperature	30 °F	August 26, 1945
Highest daily low	77 °F	August 6, 2001
Lowest daily high	50 °F	August 29, 1935
Hottest average high temperature	84.4 °F	1947
Coldest average high temperature	70.1 °F	1903
Most daily precipitation	4.1 inches	August 29, 1941
Most monthly precipitation	11.2 inches	1941
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	80.0	56.4	98	39
August 2	79.9	56.3	94	38
August 3	79.8	56.2	97	42
August 4	79.7	56.1	92	37
August 5	79.5	56.0	101	37
August 6	79.4	55.9	98	41
August 7	79.2	55.9	96	40
August 8	79.1	55.8	98	37
August 9	79.0	55.7	98	33
August 10	78.9	55.6	94	37
August 11	78.8	55.6	93	35
August 12	78.8	55.5	97	37
August 13	78.7	55.5	93	38
August 14	78.7	55.5	95	38
August 15	78.5	55.3	93	34
August 16	78.2	55.1	91	37
August 17	78.0	54.9	93	35
August 18	77.9	54.7	93	34
August 19	77.8	54.5	96	37
August 20	77.8	54.4	96	34
August 21	77.6	54.3	96	37
August 22	77.5	54.1	91	34
August 23	77.3	53.9	95	34
August 24	77.2	53.7	95	34
August 25	76.9	53.4	92	36
August 26	76.7	53.2	93	30
August 27	76.4	52.9	95	32
August 28	76.1	52.6	94	34
August 29	75.9	52.4	93	32
August 30	75.7	52.4	94	32
August 31	75.4	52.2	95	32

Weather Station Details

Years	Station	Coordinates
1899–2024	Iron Mountain	location