August weather forecast
Mattawan, MI

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Weather in August

August, the last month of the summer in Mattawan, is also a moderately hot month, with an average temperature fluctuating between 60.4°F (15.8°C) and 78.4°F (25.8°C).

Temperature

August's average high-temperature is a still moderately hot 78.4°F (25.8°C), maintaining a close comparison with July's 79.7°F (26.5°C). August is noted for a mean low-temperature of 60.4°F (15.8°C).

Humidity

In Mattawan, the average relative humidity in August is 80%.

Rainfall

In August, in Mattawan, the rain falls for 15.7 days. Throughout August, 2.44" (62mm) of precipitation is accumulated. In Mattawan, during the entire year, the rain falls for 164 days and collects up to 29.69" (754mm) of precipitation.

Snowfall

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

Daylight

In August, the average length of the day is 13h and 50min.
On the first day of the month, sunrise is at 6:36 am and sunset at 9:01 pm. On the last day of August, sunrise is at 7:08 am and sunset at 8:18 pm EDT.

Sunshine

In August, the average sunshine is 9.6h.

UV index

With an average maximum UV index of 6, August is the month with the highest UV index. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for average individuals.
Note: In August, the UV index of 6 transforms into the following advice:
Shun overexposure. Protection from sun ravages is indispensable. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
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Frequently asked questions

What is the average August temperature in Mattawan?

In August, the average high-temperature and low-temperature in Mattawan, Michigan, are 78.4°F (25.8°C) and 60.4°F (15.8°C) respectively.

What is the average humidity in August in Mattawan?

In Mattawan, the average relative humidity in August is 80%.

How many days does it rain in August in Mattawan?

In Mattawan, Michigan, in August, during 15.7 rainfall days, 2.44" (62mm) of precipitation is typically accumulated.

When it does not snow in Mattawan?

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

How many hours of daylight does Mattawan have in August?

In Mattawan, the average day length in August is 13h and 50min.

When is the sunrise / sunset in August in Mattawan?

In August, on the first day of the month, sunrise is at 6:36 am and sunset at 9:01 pm. On the last day of the month, in Mattawan, Michigan, sunrise is at 7:08 am and sunset at 8:18 pm EDT.

How long on average sun shines in August in Mattawan?

In Mattawan, the average sunshine duration in August is 9.6h.

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

With an average maximum UV index of 6, August is the month with the highest UV index in Mattawan, Michigan.

How high is the UV index in August in Mattawan?

In Mattawan, Michigan, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health 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
Mattawan, MI

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

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (28.6°F).

  • Average low temperature in August: 60.4°F

The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).

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Average pressure in August
Mattawan, MI

Average pressure in August - Mattawan, MI
  • Average pressure in August: 29.98"Hg

The months with the highest atmospheric pressure are January, 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
Mattawan, MI

Average wind speed in August - Mattawan, MI
  • Average wind speed in August: 6.3mph

The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).

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Average humidity in August
Mattawan, MI

Average humidity in August - Mattawan, MI
  • Average humidity in August: 80%

The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April and October (77%).

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Average rainfall in August
Mattawan, MI

Average rainfall in August - Mattawan, MI
  • Average rainfall in August: 2.44"

The wettest month (with the highest rainfall) is May (3.31").
The driest month (with the least rainfall) is September (1.73").

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Average rainfall days in August
Mattawan, MI

Average rainfall days in August - Mattawan, MI
  • Average rainfall days in August: 15.7 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (6.9 days).

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Average snowfall in August
Mattawan, MI

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

The month with the highest snowfall is January (6.22").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Mattawan, MI

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

The month with the highest number of snowfall days is January (19.6 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
Mattawan, MI

Average daylight in August / Average sunshine in August - Mattawan, 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 12min).

  • Average sunshine in August: 9h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

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Average sunshine days in August
Mattawan, MI

Average sunshine days in August - Mattawan, MI
  • Average sunshine days in August: 11.8 days

The month with the most sunshine days is September (13.5 days).
The month with the least sunshine days is February (7.3 days).

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Average UV index in August
Mattawan, MI

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

The month with the highest UV index is 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
Mattawan, MI

Average cloud cover in August - Mattawan, MI
  • Average cloud cover in August: 32

The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is July (Cloud cover 30).

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Average visibility in August
Mattawan, MI

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

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

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Mattawan, Michigan, USA

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