Climate and monthly weather forecastMacomb, MI
Climate and monthly weather forecast
The climate of Macomb
The City of Macomb, Michigan, USA is designated within the Dfb - Humid Continental Climate Zone, according to the Köppen Climate Classification System. This unique geographical location brings with it a wide variety of weather conditions. A key characteristic of this climate designation is no dry season, coupled with a warm summer season.A closer examination of the weather patterns reveals a broad range in both high and low temperatures throughout the year. High average temperatures move from 28.6°F (-1.9°C) in January to a peak of 79.2°F (26.2°C) in July, before descending to 34.7°F (1.5°C) by December. Average low temperatures follow a similar trend, ranging from 18.7°F (-7.4°C) to 63.5°F (17.5°C) from January to July and reducing back to 26.8°F (-2.9°C) by December.
The level of humidity remains relatively constant throughout the year, around 77%-86%, suggesting a steady presence of moisture in the air. Rainfall is prevalent across the year, with April being the month of greatest precipitation at 2.8" (71mm), reducing to the lowest level of 1.18" (30mm) in December. The frequency of rainfall days varies significantly, with May featuring the most at 17.7 days and December the least at 7.3 days. As a consequence, snowfall amounts and frequency of snowfall days follow an inverse cyclic pattern, peak instances occur in February with 4.41" (112mm) over 11.3 days and wane to zero between June to September.
Sunlight hours show the seasonal gradation from a high of 15.3 hours in June to a halfway mark at 9.1 hours come December. Sunshine hours reflect similar cyclic changes between 10.6 hours in July to 3.5 hours in December.
The best time to visit Macomb
Taking into consideration the above climatological metrics, June through August might be the optimal period to visit Macomb. This period corresponds to the maximum temperature highs averaging between 73.9°F (23.3°C) to 79.2°F (26.2°C), with lows comfortably sitting at 57.6°F (14.2°C) to 63.5°F (17.5°C). Days tend to be long and full of sunshine, ranging from 15.3 hours of daylight in June to 13.9 hours in August. Visitors get to enjoy plenty of warmth without the associated excessive humidity, maintained at 76%-77%.The worst time to visit Macomb
Conversely, the winter period of January and February could be less desirable for travel to Macomb. During this time, the city experiences its lowest temperatures, between 18.7°F (-7.4°C) to 19.6°F (-6.9°C), and highest snowfall amounts, February registering 4.41" (112mm) over 11.3 days. Additionally, daylight fluctuates between 9.5 to 10.6 hours, limiting the daytime available for outdoor activities.Spring weather in Macomb
Spring, stretching from March to May, sees Macomb transitioning from the harsh winter to a more favorable weather condition. The average high temperatures skip from 40.8°F (4.9°C) in March to 65.3°F (18.5°C) by May, while overnight lows climb from 28.6°F (-1.9°C) to 48.9°F (9.4°C) in the same duration. April receives the highest rainfall of 2.8" (71mm) spread over 17.7 days, albeit with no snowfall. This season also brings more sunlight with it - from 12 hours in March to 14.6 hours come May.Summer weather in Macomb
The summer season in Macomb, starting from June to August, showcases the highest average temperatures, highest sunlight hours, and the lowest humidity levels. The temperature high averages range from 73.9°F (23.3°C) in June to 79.2°F (26.2°C) in July. Daylight hours are plentiful with 15.3 hours in June, shrinking slightly to 13.9 hours by August. Periods of rain occur, however, the overall precipitation remains below 2.5" (64mm) throughout the summer.Autumn weather in Macomb
Autumn, spanning September to November, marks a gradual drop in temperature and daylight hours. High temperatures dip from 71.4°F (21.9°C) in September to 45.5°F (7.5°C) in November, with daylight hours reducing from 12.5 to 9.8 hours. Rainfall remains fairly constant around 2" (51mm), as does humidity staying within the band of 76-77%.Winter weather in Macomb
Winter, from December to February, presents the coldest months in Macomb. The highest temperature dwindles from 34.7°F (1.5°C) in December to 28.6°F (-1.9°C) by February, reaching a low from 26.8°F (-2.9°C) to 18.7°F (-7.4°C) in the same timeframe. This period witnesses the maximum amount of snowfall, with February topping at 4.41" (112mm) over 11.3 days. These months feature the least daylight, from 9.8 hours in December to 9.5 hours by February.Weather in January
January typically begins the year with some of the coldest temperatures in Macomb, Michigan. As neighbors hunker down in their homes, winter’s grip on the city is evidently illuminated by 2.87" (73mm) of snowfall covering the streets. Weather in January »Weather in February
As February arrives, residents of Macomb encounter the continuation of winter's reign. The average snowfall raises to 4.41" (112mm), painting the environment with a thicker blanket of white. The snow-covered city witnesses an incremental increase in daylight, hinting at the upcoming transition of seasons. Weather in February »Weather in March
With the onset of March, residents notice a visible change in their surroundings. Average daily temperatures start to venture above freezing, allowing some of the accumulated snow, now at a low 1.02" (26mm), to melt away gradually. Weather in March »Weather in April
As the city of Macomb transitions completely from winter to spring, April provides increased warmth and extended daylight hours. The remaining piles of snow, now only at 0.91" (23mm), slowly shrink, signaling the exit of frosty winters. Weather in April »Weather in May
By May, Macomb residents witness the full bloom of spring, with the city’s scenery adorned in vibrant shades of green. Gone are the last traces of snow, replaced with a generous 2.8" (71mm) of rainfall that ushers in a new cycle of growth. Weather in May »Weather in June
As June approaches, summer's arrival is heralded by the splendid display of the sunlit sky. The summer solstice affords Macomb its longest day, providing over 15 hours of daylight. Macomb becomes a tableau of summer activities - picnics, swimming, cycling, and more. Weather in June »Weather in July
July, being in the heart of summer, stands as the warmest month in Macomb, with average maximum temperatures often rising to 79.2F. The city continues to flourish amidst the generous sunshine and intermittent showers. The warm and sunny daytime provides locals with ample opportunities for outdoor fun and relaxation. Weather in July »Weather in August
With August comes a slight dip in temperatures, marking the beginning of a transition from high summer to early fall. Residents make the most of the remaining sunny days, as the clouds gradually start reclaiming the skies. The thermal highs, a notch down at 78.1F, still allow for plenty of beach and pool time. Weather in August »Weather in September
September in Macomb witnesses a significant seasonal transition from summer to fall. The absence of snowfall and a reduced average high temperature of 71.4F help bring forth the colorful spectacle of autumn. The gradually cooling temperature prompts the city’s foliage to shed their green hues, opting for the typical autumn palette of reds, browns, and yellows. Weather in September »Weather in October
October ushers in a substantial shift in weather in Macomb, as average daily temperatures further decrease, seeing daytime highs dropping to 58.3F. The city becomes a spectacle of fall colors, with leaves transforming into radiant shades of orange and brown. Weather in October »Weather in November
In November, Macomb encounters its first substantial snowfall since early spring, with an average of 1.61" (41mm). The falling temperature and the increasing snowfall give a definitive indication of the rapid approach of winter. Weather in November »Weather in December
The weather in December marks the full onset of winter in Macomb, with snowfall reaching an average of 1.81" (46mm). The familiar landscape of the city is thrown into a soft focus as a white blanket covers the ground. Holiday decorations light up the snowy cityscape, inducing a warm and festive atmosphere. Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Macomb, MI
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (28.6°F).
The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).
Average pressure
Macomb, MI
- Average pressure in January:
30.07"Hg - Average pressure in February:
30.06"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
29.97"Hg - Average pressure in May:
29.98"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.97"Hg - Average pressure in September:
30.04"Hg - Average pressure in October:
30"Hg - Average pressure in November:
30.09"Hg - Average pressure in December:
30.07"Hg
The months with the highest atmospheric pressure are March and November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Macomb, MI
- Average wind speed in January:
10.6mph - Average wind speed in February:
10.3mph - Average wind speed in March:
9.9mph - Average wind speed in April:
10.2mph - Average wind speed in May:
8.3mph - Average wind speed in June:
7.7mph
- Average wind speed in July:
6.8mph - Average wind speed in August:
7.1mph - Average wind speed in September:
7.8mph - Average wind speed in October:
9.8mph - Average wind speed in November:
10.4mph - Average wind speed in December:
10.3mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).
Average humidity
Macomb, MI
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April, May, July, August, September and October (76%).
Average rainfall
Macomb, MI
- Average rainfall in January:
1.26" - Average rainfall in February:
1.3" - Average rainfall in March:
1.38" - Average rainfall in April:
2.56" - Average rainfall in May:
2.8" - Average rainfall in June:
2.4"
- Average rainfall in July:
2.48" - Average rainfall in August:
2.28" - Average rainfall in September:
1.73" - Average rainfall in October:
1.93" - Average rainfall in November:
1.42" - Average rainfall in December:
1.18"
The wettest month (with the highest rainfall) is May (2.8").
The driest month (with the least rainfall) is December (1.18").
Average rainfall days
Macomb, MI
- Average rainfall days in January:
5.9 days - Average rainfall days in February:
6.1 days - Average rainfall days in March:
11.1 days - Average rainfall days in April:
14.6 days - Average rainfall days in May:
17.7 days - Average rainfall days in June:
16.1 days
- Average rainfall days in July:
17.8 days - Average rainfall days in August:
15.3 days - Average rainfall days in September:
13.3 days - Average rainfall days in October:
13.1 days - Average rainfall days in November:
8.5 days - Average rainfall days in December:
7.3 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (5.9 days).
Average snowfall
Macomb, MI
- Average snowfall in January:
2.87" - Average snowfall in February:
4.41" - Average snowfall in March:
1.02" - Average snowfall in April:
0.91" - Average snowfall in May:
0.04" - Average snowfall in June:
0"
The month with the highest snowfall is February (4.41").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Macomb, MI
- Average snowfall days in January:
10.8 days - Average snowfall days in February:
11.3 days - Average snowfall days in March:
6.8 days - Average snowfall days in April:
1.8 days - Average snowfall days in May:
0.3 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.3 days - Average snowfall days in November:
3.7 days - Average snowfall days in December:
8.5 days
The month with the highest number of snowfall days is February (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Macomb, MI
- Average daylight in January:
9h and 30min - Average daylight in February:
10h and 36min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 24min - Average daylight in May:
14h and 36min - Average daylight in June:
15h and 18min
- Average daylight in July:
15h and 0min - Average daylight in August:
13h and 54min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 48min - Average daylight in December:
9h and 6min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in January:
3h and 12min - Average sunshine in February:
4h and 0min - Average sunshine in March:
5h and 42min - Average sunshine in April:
7h and 18min - Average sunshine in May:
8h and 54min - Average sunshine in June:
10h and 12min
- Average sunshine in July:
10h and 36min - Average sunshine in August:
10h and 18min - Average sunshine in September:
8h and 24min - Average sunshine in October:
5h and 36min - Average sunshine in November:
4h and 48min - Average sunshine in December:
3h and 30min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days
Macomb, MI
- Average sunshine days in January:
15.8 days - Average sunshine days in February:
13 days - Average sunshine days in March:
14.7 days - Average sunshine days in April:
12.3 days - Average sunshine days in May:
10.9 days - Average sunshine days in June:
11.8 days
- Average sunshine days in July:
10.5 days - Average sunshine days in August:
12.7 days - Average sunshine days in September:
14.4 days - Average sunshine days in October:
16.4 days - Average sunshine days in November:
17.5 days - Average sunshine days in December:
15.8 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is July (10.5 days).
Average UV index
Macomb, MI
The months with the highest UV index are July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Macomb, MI
The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility
Macomb, MI
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





