August weather forecast
Harrison, MI

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Weather in August

The last month of the summer, August, is another warm month in Harrison, Michigan, with an average temperature varying between 57.6°F (14.2°C) and 76.8°F (24.9°C).

Temperature

Upon the onset of August, Harrison witnesses an average high-temperature of a still moderately hot 76.8°F (24.9°C), showing a close resemblance to the prior month. During August, Harrison witnesses a consistent average low-temperature of 57.6°F (14.2°C).

Humidity

In August, the average relative humidity is 78%.

Rainfall

In Harrison, during August, the rain falls for 13.3 days and regularly aggregates up to 1.81" (46mm) of precipitation. In Harrison, Michigan, during the entire year, the rain falls for 127 days and collects up to 20.12" (511mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in August in Harrison is 13h and 57min.
On the first day of the month, sunrise is at 6:28 am and sunset at 9:02 pm. On the last day of August, sunrise is at 7:02 am and sunset at 8:16 pm EDT.

Sunshine

In August, the average sunshine is 9.5h.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index in Harrison. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily high UV index of 5 in August translates into this advice:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Direct Sun exposure should be minimized especially during midday when radiation is most intense. 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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Frequently asked questions

What are August temperatures in Harrison?

During August, Harrison experiences an average high-temperature of 76.8°F (24.9°C) and a low-temperature of 57.6°F (14.2°C).

What is the average humidity in August in Harrison?

The average relative humidity in August is 78%.

How much does it rain in Harrison in August?

In Harrison, during August, the rain falls for 13.3 days and regularly aggregates up to 1.81" (46mm) of precipitation.

When it does not snow in Harrison?

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

How many hours of daylight does Harrison have in August?

In August, the average day length is 13h and 57min.

When are sunrise and sunset in August in Harrison?

On the first day of August in Harrison, sunrise is at 6:28 am and sunset at 9:02 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 8:16 pm EDT.

How many hours of sunshine does Harrison have in August?

In August, the average sunshine duration is 9.5h.

What is the month with the highest UV index in Harrison?

The months with the highest UV index are May through August, with an average maximum UV index of 5.

What is the UV index intensity in August in Harrison?

The average daily maximum UV index in August in Harrison, Michigan, is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability 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
Harrison, MI

Average temperature in August - Harrison, MI
  • Average high temperature in August: 76.8°F

The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (24.8°F).

  • Average low temperature in August: 57.6°F

The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (14.9°F).

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Average pressure in August
Harrison, MI

Average pressure in August - Harrison, MI
  • Average pressure in August: 29.96"Hg

The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in August
Harrison, MI

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

The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

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Average humidity in August
Harrison, MI

Average humidity in August - Harrison, MI
  • Average humidity in August: 78%

The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is April (74%).

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Average rainfall in August
Harrison, MI

Average rainfall in August - Harrison, MI
  • Average rainfall in August: 1.81"

The wettest months (with the highest rainfall) are May and October (2.68").
The driest month (with the least rainfall) is September (0.87").

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Average rainfall days in August
Harrison, MI

Average rainfall days in August - Harrison, MI
  • Average rainfall days in August: 13.3 days

The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is February (3.6 days).

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Average snowfall in August
Harrison, MI

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

The month with the highest snowfall is January (7.09").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Harrison, MI

Average snowfall days in August - Harrison, MI
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (19.7 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
Harrison, MI

Average daylight in August / Average sunshine in August - Harrison, MI
  • Average daylight in August: 14h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in August: 9h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 6min).

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Average sunshine days in August
Harrison, MI

Average sunshine days in August - Harrison, MI
  • Average sunshine days in August: 14 days

The month with the most sunshine days is September (16 days).
The month with the least sunshine days is January (10.5 days).

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Average UV index in August
Harrison, MI

Average UV index in August - Harrison, MI
  • Average UV index in August: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).

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Average cloud cover in August
Harrison, MI

Average cloud cover in August - Harrison, MI
  • Average cloud cover in August: 36

The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is July (Cloud cover 33).

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Average visibility in August
Harrison, MI

Average visibility in August - Harrison, MI
  • Average visibility in August: 5mi

The months with the highest visibility are April, May, June, July, October and November (6mi).
The month with the lowest visibility is January (4mi).

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Harrison, Michigan, USA

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