August weather forecast
Grosse Pointe, MI

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Weather in August

August, the last month of the summer in Grosse Pointe, is another warm month, with an average temperature fluctuating between 77.9°F (25.5°C) and 64.4°F (18°C).

Temperature

The ushering in of August brings an average high-temperature of a still moderately hot 77.9°F (25.5°C), closely mirroring the 79.3°F (26.3°C) of July. During the month of August, the temperature falls to an average of 64.4°F (18°C).

Humidity

August is the least humid month in Grosse Pointe, with an average relative humidity of 74%.

Rainfall

In August, in Grosse Pointe, Michigan, the rain falls for 9.8 days. Throughout August, 0.83" (21mm) of precipitation is accumulated. Throughout the year, in Grosse Pointe, there are 105.5 rainfall days, and 7.36" (187mm) of precipitation is accumulated.

Snowfall

June through October are months without snowfall in Grosse Pointe.

Daylight

In August, the average length of the day is 13h and 51min.
On the first day of the month, sunrise is at 6:24 am and sunset at 8:50 pm. On the last day of August, in Grosse Pointe, sunrise is at 6:56 am and sunset at 8:06 pm EDT.

Sunshine

In Grosse Pointe, the average sunshine in August is 10.5h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Grosse Pointe. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the average person.
Note: In August, the maximum UV index of 6 suggests this advice:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
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Frequently asked questions

What are August temperatures in Grosse Pointe?

August temperatures in Grosse Pointe, Michigan, vary between a high-temperature of 77.9°F (25.5°C) and a low-temperature of 64.4°F (18°C).

What is the least humid month in Grosse Pointe?

With an average relative humidity of 74%, August is the least humid month in Grosse Pointe, Michigan.

What is the average humidity in August in Grosse Pointe?

In Grosse Pointe, the average relative humidity in August is 74%.

How many days does it rain in August in Grosse Pointe?

In August, the rain falls for 9.8 days. Throughout August, 0.83" (21mm) of precipitation is accumulated.

When it does not snow in Grosse Pointe?

In Grosse Pointe, Michigan, snow does not fall in June through October.

What is the average length of the day in August in Grosse Pointe?

In Grosse Pointe, Michigan, the average day length in August is 13h and 51min.

What time are sunrise and sunset in August in Grosse Pointe?

In August, on the first day of the month, sunrise is at 6:24 am and sunset at 8:50 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 8:06 pm EDT.

How long on average sun shines in August in Grosse Pointe?

In August, the average sunshine duration in Grosse Pointe, Michigan, is 10.5h.

When is the highest UV index in Grosse Pointe?

June through August, with an average maximum UV index of 6, are months with the highest UV index.

What is the UV index intensity in August in Grosse Pointe?

The average daily maximum UV index in August in Grosse Pointe, Michigan, is 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to UV radiation.
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
Grosse Pointe, MI

Average temperature in August - Grosse Pointe, MI
  • Average high temperature in August: 77.9°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in August: 64.4°F

The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (19.2°F).

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Average pressure in August
Grosse Pointe, MI

Average pressure in August - Grosse Pointe, MI
  • Average pressure in August: 29.98"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
Grosse Pointe, MI

Average wind speed in August - Grosse Pointe, MI
  • Average wind speed in August: 7.4mph

The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest month (with the lowest average wind speed) is July (7mph).

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Average humidity in August
Grosse Pointe, MI

Average humidity in August - Grosse Pointe, MI
  • Average humidity in August: 74%

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is August (74%).

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Average rainfall in August
Grosse Pointe, MI

Average rainfall in August - Grosse Pointe, MI
  • Average rainfall in August: 0.83"

The wettest month (with the highest rainfall) is May (0.91").
The driest month (with the least rainfall) is February (0.35").

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Average rainfall days in August
Grosse Pointe, MI

Average rainfall days in August - Grosse Pointe, MI
  • Average rainfall days in August: 9.8 days

The month with the highest number of rainy days is July (12.3 days).
The month with the least rainy days is February (4.4 days).

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Average snowfall in August
Grosse Pointe, MI

Average snowfall in August - Grosse Pointe, MI
  • Average snowfall in August: 0"

The month with the highest snowfall is February (0.98").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in August
Grosse Pointe, MI

Average snowfall days in August - Grosse Pointe, MI
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (8.9 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
Grosse Pointe, MI

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

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in August: 10h and 3min

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
Grosse Pointe, MI

Average sunshine days in August - Grosse Pointe, MI
  • Average sunshine days in August: 16.9 days

The month with the most sunshine days is December (22.3 days).
The month with the least sunshine days is July (14.3 days).

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Average UV index in August
Grosse Pointe, MI

Average UV index in August - Grosse Pointe, MI
  • Average UV index in August: 6

The months with the highest UV index are June, 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
Grosse Pointe, MI

Average cloud cover in August - Grosse Pointe, MI
  • Average cloud cover in August: 28

The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is July (Cloud cover 27).

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Average visibility in August
Grosse Pointe, MI

Average visibility in August - Grosse Pointe, 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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Grosse Pointe, Michigan, USA

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