Weather in Michigan

Calculated from weather data of Detroit Metro Wayne County Airport (KDTW) between 2020 and 2024.

Maximum temperatures (°F)

Month	Average	2024	2023	2022	2021	2020
January	34.0	32.0	38.0	29.0	34.0	38.0
February	39.0	46.0	43.0	35.0	31.0	37.0
March	48.0	51.0	45.0	49.0	55.0	49.0
April	58.0		61.0	56.0	61.0	56.0
May	71.0		71.0	74.0	70.0	67.0
June	80.0		78.0	81.0	82.0	82.0
July	84.0		82.0	85.0	83.0	86.0
August	82.0		79.0	83.0	84.0	83.0
September	76.0		74.0	76.0	76.0	73.0
October	63.0		62.0	64.0	66.0	59.0
November	48.0		50.0	52.0	47.0	55.0
December	40.0		46.0	39.0	44.0	39.0
Average	58.0	43.0	61.0	61.0	61.0	60.0

Average highest temperature per day

The maximum temperature is typically observed some hours after noon.

Minimum temperatures (°F)

Month	Average	2024	2023	2022	2021	2020
January	23.0	24	30	14	25	28
February	24.0	29	26	19	17	24
March	31.0	35	31	31	33	34
April	40.0		41	39	41	38
May	51.0		49	55	49	50
June	62.0		59	61	65	61
July	67.0		65	65	66	69
August	65.0		63	65	67	64
September	59.0		59	59	58	55
October	47.0		48	44	53	44
November	34.0		33	36	33	38
December	29.0		36	31	31	28
Average	43.0	29.0	45.0	44.0	45.0	44.0

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Cold and hot days

Number of days	2024	2023	2022	2021	2020
86 °F or warmer	0	13	28	30	25
77 °F or warmer	0	84	109	103	96
68 °F or warmer	4	153	158	164	142
32 °F or colder	53	80	99	101	94

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	23.8	41	29	18	18	20
February	17.5	6	17	28	19	15
March	14.8	17	25	15	3	8
April	12.5		15	13	13	10
May	9.3		5	10	10	11
June	5.8		9	3	7	3
July	4.8		7	5	11	1
August	4.0		5	5	2	5
September	5.3		3	6	7	3
October	10.2		11	5	15	9
November	14.0		12	19	14	13
December	15.6		25	11	10	16
Average	12.0	21.5	12.9	10.9	10.3	8.9

Precipitation during daylight period

Percentage of observations with observed rain, drizzle, snow or hail. Only observations between sunrise and sunset are taken into account.

Wind speed (miles per hour)

Month	Average	2024	2023	2022	2021	2020
January	10.5	11	9	12	9	10
February	11.4	10	13	12	10	12
March	11.7	12	12	13	13	11
April	11.3		10	13	11	11
May	9.9		8	11	9	10
June	9.2		8	9	10	9
July	8.2		8	10	9	7
August	8.3		9	8	8	8
September	8.4		7	9	9	9
October	10.0		10	10	9	10
November	10.7		10	12	11	12
December	10.1		8	11	11	10
Average	10.0	10.9	9.3	10.6	9.8	9.8

Average wind speed

Excluding wind gusts. Only observations between sunrise and sunset are taken into account.

Prevailing wind direction

Month	2024	2023	2022	2021	2020
January	SW	W	W	W	SW
February	W	SW	W	W	W
March	W	W	W	SW	SW
April		SW	SW	W	W
May		N	S	SW	W
June		N	W	SW	SW
July		W	SW	NW	W
August		W	SW	SW	W
September		S	W	SW	SW
October		W	SW	SW	W
November		W	SW	SW	SW
December		SW	SW	SW	W

Prevailing wind direction

Average wind direction, weighed by wind speed. Only observations between sunrise and sunset are taken into account.

Michigan weather Q&A

What is the warmest month in Michigan?

The warmest month is July with an average temperature of 84 °F over the past years.

What is the coldest month in Michigan?

The coldest month is January with an average daytime temperature of 34 °F in the past few years.

Which month is the wettest in Michigan?

Chance of precipitation is the highest in January with a probability of around 23.9 %.

Which month is the driest in Michigan?

The least rainfall and snow can be expected in August. The probability is about 4.1 %.