August weather forecast
Royal Oak, MI

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Weather in August

August displays typical summer weather in Royal Oak, Michigan. The temperatures remain high with an average maximum touching 79.7°F (26.5°C). Interestingly, August sees no snowfall and carries an equally high UV index of 6 similar to July. While some may take advantage of the final summer holiday before school resumes, others may cool off at the Royal Oak Farmers Market. Despite the high temperatures, many residents still enjoy BBQs and picnics under the clear skies.

Temperature

August's advent in Royal Oak notes a subtle adjustment in average high-temperature to a still warm 79.7°F (26.5°C) from July. In Royal Oak, an average temperature of 63.7°F (17.6°C) is noted during August nights.

Humidity

July and August, with an average relative humidity of 72%, are the least humid months.

Rainfall

In Royal Oak, in August, during 14.3 rainfall days, 1.97" (50mm) of precipitation is typically accumulated. In Royal Oak, Michigan, during the entire year, the rain falls for 147.7 days and collects up to 22.52" (572mm) of precipitation.

Snowfall

In Royal Oak, snow does not fall in June through September.

Daylight

In Royal Oak, Michigan, the average length of the day in August is 13h and 51min.
On the first day of August in Royal Oak, Michigan, sunrise is at 6:25 am and sunset at 8:52 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 8:07 pm EDT.

Sunshine

The average sunshine in August is 10.2h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Royal Oak. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the average person.
Note: In August, the maximum UV index of 6 translates into these guidelines:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
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Frequently asked questions

What are the temperatures in Royal Oak in August?

The average high-temperature, in August, in Royal Oak, is 79.7°F (26.5°C), while the average low-temperature is 63.7°F (17.6°C). In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 86°F (30°C).

What is the least humid month in Royal Oak?

The months with the lowest humidity are July and August, with an average relative humidity of 72%.

What is the average humidity in August in Royal Oak?

In August, the average relative humidity in Royal Oak, Michigan, is 72%.

How many days does it rain in August in Royal Oak?

In Royal Oak, Michigan, in August, during 14.3 rainfall days, 1.97" (50mm) of precipitation is typically accumulated.

When it does not snow in Royal Oak?

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

How many hours of daylight does Royal Oak have in August?

In August, the average day length is 13h and 51min.

When is the sunrise / sunset in August in Royal Oak?

On the first day of August in Royal Oak, sunrise is at 6:25 am and sunset at 8:52 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 8:07 pm EDT.

How long on average sun shines in August in Royal Oak?

In August, the average sunshine duration in Royal Oak is 10.2h.

What is the month with the highest UV index in Royal Oak?

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

How high is the UV index in August in Royal Oak?

In August, the average daily maximum UV index in Royal Oak is 6. A UV Index estimate of 6 to 7 represents a high hazard to health from exposure to the Sun's 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
Royal Oak, MI

Average temperature in August - Royal Oak, MI
  • Average high temperature in August: 79.7°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in August: 63.7°F

The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).

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Average pressure in August
Royal Oak, MI

Average pressure in August - Royal Oak, 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
Royal Oak, MI

Average wind speed in August - Royal Oak, MI
  • Average wind speed in August: 6.8mph

The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

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Average humidity in August
Royal Oak, MI

Average humidity in August - Royal Oak, MI
  • Average humidity in August: 72%

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are July and August (72%).

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Average rainfall in August
Royal Oak, MI

Average rainfall in August - Royal Oak, MI
  • Average rainfall in August: 1.97"

The wettest month (with the highest rainfall) is May (2.72").
The driest month (with the least rainfall) is February (1.3").

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Average rainfall days in August
Royal Oak, MI

Average rainfall days in August - Royal Oak, MI
  • Average rainfall days in August: 14.3 days

The month with the highest number of rainy days is May (17.3 days).
The months with the least rainy days are January and February (6.4 days).

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Average snowfall in August
Royal Oak, MI

Average snowfall in August - Royal Oak, MI
  • Average snowfall in August: 0"

The month with the highest snowfall is February (4.37").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Royal Oak, MI

Average snowfall days in August - Royal Oak, MI
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (14.3 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
Royal Oak, MI

Average daylight in August / Average sunshine in August - Royal Oak, 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 1min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

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Average sunshine days in August
Royal Oak, MI

Average sunshine days in August - Royal Oak, MI
  • Average sunshine days in August: 13.1 days

The month with the most sunshine days is November (15.3 days).
The month with the least sunshine days is February (10.3 days).

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Average UV index in August
Royal Oak, MI

Average UV index in August - Royal Oak, MI
  • Average UV index in August: 6

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in August
Royal Oak, MI

Average cloud cover in August - Royal Oak, MI
  • Average cloud cover in August: 30

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is July (Cloud cover 29).

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Average visibility in August
Royal Oak, MI

Average visibility in August - Royal Oak, 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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Royal Oak, Michigan, USA

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