August weather forecast
Rochester Hills, MI

Weather in August

The last month of the summer, August, is another warm month in Rochester Hills, Michigan, with temperature in the range of an average high of 78.4°F (25.8°C) and an average low of 62.2°F (16.8°C).

Temperature

In August, the average high-temperature is practically the same as in July - a still moderately hot 78.4°F (25.8°C). In Rochester Hills, in August, the average low-temperature is 62.2°F (16.8°C).

Humidity

April, May, July and August, with an average relative humidity of 75%, are the least humid months.

Rainfall

In August, the rain falls for 15 days. Throughout August, 1.61" (41mm) of precipitation is accumulated. Throughout the year, there are 146.2 rainfall days, and 18.5" (470mm) of precipitation is accumulated.

Snowfall

In Rochester Hills, snow does not fall in June through September.

Daylight

In August, the average length of the day in Rochester Hills is 13h and 52min.
On the first day of August in Rochester Hills, Michigan, sunrise is at 6:24 am and sunset at 8:53 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 8:09 pm EDT.

Sunshine

In Rochester Hills, the average sunshine in August is 10.3h.

UV index

July and August, with an average maximum UV index of 6, are months with the highest UV index in Rochester Hills. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily maximum UV index of 6 in August interpret into the following advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in August in Rochester Hills?

In Rochester Hills, in August, the average high-temperature is 78.4°F (25.8°C), and the average low-temperature is 62.2°F (16.8°C).

What are the least humid months in Rochester Hills?

April, May, July and August, with an average relative humidity of 75%, are the least humid months in Rochester Hills.

What is the average humidity in August in Rochester Hills?

In Rochester Hills, the average relative humidity in August is 75%.

How much does it rain in Rochester Hills in August?

In Rochester Hills, Michigan, in August, it is raining for 15 days, with typically 1.61" (41mm) of accumulated precipitation.

When it does not snow in Rochester Hills?

June through September are months without snowfall in Rochester Hills.

What is the average length of the day in August in Rochester Hills?

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

What time are sunrise and sunset in August in Rochester Hills?

In August, on the first day of the month, sunrise is at 6:24 am and sunset at 8:53 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 8:09 pm EDT.

How many hours of sunshine does Rochester Hills have in August?

In August, the average sunshine duration in Rochester Hills is 10.3h.

What are the months with the highest UV index in Rochester Hills?

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

What is the UV index intensity in August in Rochester Hills?

In Rochester Hills, Michigan, the average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Rochester Hills, MI

Average temperature in August - Rochester Hills, MI
  • Average high temperature in August: 78.4°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (28°F).

  • Average low temperature in August: 62.2°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).

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Average pressure in August
Rochester Hills, MI

Average pressure in August - Rochester Hills, 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
Rochester Hills, MI

Average wind speed in August - Rochester Hills, MI
  • Average wind speed in August: 6.7mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).

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Average humidity in August
Rochester Hills, MI

Average humidity in August - Rochester Hills, MI
  • Average humidity in August: 75%

The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are April, May, July and August (75%).

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Average rainfall in August
Rochester Hills, MI

Average rainfall in August - Rochester Hills, MI
  • Average rainfall in August: 1.61"

The wettest month (with the highest rainfall) is May (2.28").
The driest months (with the least rainfall) are February and December (1.02").

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Average rainfall days in August
Rochester Hills, MI

Average rainfall days in August - Rochester Hills, MI
  • Average rainfall days in August: 15 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (6.4 days).

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Average snowfall in August
Rochester Hills, MI

Average snowfall in August - Rochester Hills, MI
  • Average snowfall in August: 0"

The month with the highest snowfall is February (4.02").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Rochester Hills, MI

Average snowfall days in August - Rochester Hills, MI
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (15.7 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
Rochester Hills, MI

Average daylight in August / Average sunshine in August - Rochester Hills, MI
  • Average daylight in August: 13h and 52min

The month with the longest days is June (Average daylight: 15h and 16min).
The month with the shortest days is December (Average daylight: 9h and 7min).

  • Average sunshine in August: 10h and 18min

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 6min).

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Average sunshine days in August
Rochester Hills, MI

Average sunshine days in August - Rochester Hills, MI
  • Average sunshine days in August: 13.5 days

The month with the most sunshine days is November (14.9 days).
The month with the least sunshine days is February (9.8 days).

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Average UV index in August
Rochester Hills, MI

Average UV index in August - Rochester Hills, 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
Rochester Hills, MI

Average cloud cover in August - Rochester Hills, MI
  • Average cloud cover in August: 30

The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is July (Cloud cover 29).

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Average visibility in August
Rochester Hills, MI

Average visibility in August - Rochester Hills, MI
  • Average visibility in August: 6mi

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).

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