August weather forecast
Macomb, MI

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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. The dropping temperatures at night make for more comfortable sleeping conditions. The constant breeze carries a subtle hint of the approaching autumn season.

Temperature

The advent of August denotes an average high-temperature of a still moderately hot 78.1°F (25.6°C), subtly different from July's 79.2°F (26.2°C). Macomb, during August nights, observes an average temperature of 63.1°F (17.3°C).

Humidity

April, May, July through October, with an average relative humidity of 76%, are the least humid months in Macomb.

Rainfall

In August, the rain falls for 15.3 days. Throughout August, 2.28" (58mm) of precipitation is accumulated. In Macomb, during the entire year, the rain falls for 146.8 days and collects up to 22.72" (577mm) of precipitation.

Snowfall

In Macomb, snow does not fall in June through September.

Daylight

In August, the average length of the day is 13h and 52min.
On the first day of August, sunrise is at 6:24 am and sunset at 8:51 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 8:07 pm EDT.

Sunshine

The average sunshine in August is 10.3h.

UV index

The months with the highest UV index are July and August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: An average maximum UV index of 6 in August leads to these recommendations:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
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Frequently asked questions

What is the temperature in August in Macomb?

In Macomb, in August, the average high-temperature is 78.1°F (25.6°C), and the average low-temperature is 63.1°F (17.3°C).

What is the least humid month in Macomb?

April, May, July through October, with an average relative humidity of 76%, are the least humid months in Macomb.

What is the average humidity in August in Macomb?

In August, the average relative humidity in Macomb is 76%.

How much does it rain in Macomb in August?

In August, in Macomb, the rain falls for 15.3 days. Throughout August, 2.28" (58mm) of precipitation is accumulated.

When it does not snow in Macomb?

In Macomb, Michigan, snow does not fall in June through September.

What is the average length of the day in August in Macomb?

In August, the average day length is 13h and 52min.

When are sunrise and sunset in August in Macomb?

On the first day of August, sunrise is at 6:24 am and sunset at 8:51 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 8:07 pm EDT.

How long on average sun shines in August in Macomb?

The average sunshine duration in August in Macomb, Michigan, is 10.3h.

When is the highest UV index in Macomb?

The months with the highest UV index in Macomb, Michigan, are July and August, with an average maximum UV index of 6.

What is the UV index intensity in August in Macomb?

The average daily maximum UV index in August in Macomb, Michigan, is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Macomb, MI

Average temperature in August - Macomb, MI
  • Average high temperature in August: 78.1°F

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).

  • Average low temperature in August: 63.1°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).

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Average pressure in August
Macomb, MI

Average pressure in August - Macomb, MI
  • Average pressure in August: 29.97"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).

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Average wind speed in August
Macomb, MI

Average wind speed in August - Macomb, MI
  • Average wind speed in August: 7.1mph

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).

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Average humidity in August
Macomb, MI

Average humidity in August - Macomb, MI
  • Average humidity in August: 76%

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%).

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Average rainfall in August
Macomb, MI

Average rainfall in August - Macomb, MI
  • Average rainfall in August: 2.28"

The wettest month (with the highest rainfall) is May (2.8").
The driest month (with the least rainfall) is December (1.18").

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Average rainfall days in August
Macomb, MI

Average rainfall days in August - Macomb, MI
  • Average rainfall days in August: 15.3 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).

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Average snowfall in August
Macomb, MI

Average snowfall in August - Macomb, MI
  • Average snowfall in August: 0"

The month with the highest snowfall is February (4.41").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Macomb, MI

Average snowfall days in August - Macomb, MI
  • Average snowfall days in August: 0 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).

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Average daylight in August /
Average sunshine in August
Macomb, MI

Average daylight in August / Average sunshine in August - Macomb, MI
  • Average daylight in August: 13h and 5min

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 August: 10h and 2min

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).

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Average sunshine days in August
Macomb, MI

Average sunshine days in August - Macomb, MI
  • Average sunshine days in August: 12.7 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).

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Average UV index in August
Macomb, MI

Average UV index in August - Macomb, MI
  • Average UV index in August: 6

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).

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Average cloud cover in August
Macomb, MI

Average cloud cover in August - Macomb, MI
  • Average cloud cover in August: 29

The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is July (Cloud cover 28).

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Average visibility in August
Macomb, MI

Average visibility in August - Macomb, MI
  • Average visibility in August: 6mi

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).

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Macomb, Michigan, USA

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