August weather forecast and climate
Muskegon, MI

An aerial panorama of the scenic Muskegon Town in Michigan
An aerial panorama of the scenic Muskegon Town in Michigan

Weather in August

August, the last month of the summer, in Muskegon, is also a moderately hot month, with average temperature fluctuating between 64.2°F (17.9°C) and 75.4°F (24.1°C).

Temperature

The warmest months are July and August, with an average high-temperature of 75.4°F (24.1°C).

Humidity

In Muskegon, the average relative humidity in August is 77%.

Rainfall

In August, the rain falls for 12.8 days. Throughout August, 1.06" (27mm) of precipitation is accumulated. Throughout the year, in Muskegon, there are 124.4 rainfall days, and 11.42" (290mm) of precipitation is accumulated.

Snowfall

In Muskegon snow does not fall in May through September.

Ocean temperature

The month with the warmest seawater is August, with an average ocean temperature of 69.8°F (21°C).
Note: For swimming, a surface water temperature of 69.8°F (21°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).

Daylight

In August, the average length of the day in Muskegon, Michigan, is 13.9h.

Sunshine

In Muskegon, 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 Muskegon. A UV Index reading of 6 to 7 represents a high health hazard from the exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 6 in August interpret into the following advice:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. 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. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the warmest month in Muskegon?

Warmest months in Muskegon, Michigan, are July and August, with an average high-temperature of 75.4°F (24.1°C).

What is the temperature in August in Muskegon?

In Muskegon, in August, the average high-temperature is 75.4°F (24.1°C), and the average low-temperature is 64.2°F (17.9°C).

What is the average humidity in August in Muskegon?

The average relative humidity in August is 77%.

How much does it rain in Muskegon in August?

In August, the rain falls for 12.8 days. Throughout August, 1.06" (27mm) of precipitation is accumulated.

When it does not snow in Muskegon?

In Muskegon, Michigan, snow does not fall in May through September.

What is the month with the warmest ocean in Muskegon?

August is the month with the warmest seawater in Muskegon, Michigan, with an average ocean temperature of 69.8°F (21°C).

How cold is the water in August in Muskegon?

In August, the average ocean temperature in Muskegon is 69.8°F (21°C). For swimming, a surface water temperature of 69.8°F (21°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).

What is the average length of the day in August in Muskegon?

The average length of the day in August in Muskegon is 13.9h.

How many hours of sunshine does Muskegon have in August?

The average sunshine in August in Muskegon, Michigan, is 10.3h.

When is the highest UV index in Muskegon?

Months with the highest UV index are July and August, with an average maximum UV index of 6.

What is the UV index intensity in August in Muskegon?

In August, the average daily maximum UV index in Muskegon is 6. A UV Index value of 6 to 7 symbolizes a high health threat from unprotected exposure to the UV radiation.

Average temperature in August
Muskegon, MI

Average temperature in August - Muskegon, MI
  • Average high temperature in August: 75.4°F

The warmest months (with the highest average high temperature) are July and August (75.4°F).
The month with the lowest average high temperature is January (28.9°F).

  • Average low temperature in August: 64.2°F

The month with the highest average low temperature is August (64.2°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

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Average pressure in August
Muskegon, MI

Average pressure in August - Muskegon, MI
  • Average pressure in August: 29.96"

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

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Average wind speed in August
Muskegon, MI

Average wind speed in August - Muskegon, MI
  • Average wind speed in August: 8.4mph

The windiest month (with the highest average wind speed) is November (12.4mph).
The calmest month (with the lowest average wind speed) is July (7.9mph).

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Average humidity in August
Muskegon, MI

Average humidity in August - Muskegon, MI
  • Average humidity in August: 77%

The month with the highest relative humidity is January (84%).
Months with the lowest relative humidity are April, October and November (76%).

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Average rainfall in August
Muskegon, MI

Average rainfall in August - Muskegon, MI
  • Average rainfall in August: 1.06"

The wettest month (with the highest rainfall) is October (1.38").
The driest month (with the least rainfall) is February (0.55").

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Average rainfall days in August
Muskegon, MI

Average rainfall days in August - Muskegon, MI
  • Average rainfall days in August: 12.8 days

The month with the highest number of rainy days is October (14.9 days).
The month with the least rainy days is February (4 days).

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Average snowfall in August
Muskegon, MI

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

The month with the highest snowfall is February (2.05").
Months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Muskegon, MI

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

The month with the highest number of snowfall days is January (16.6 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average sea temperature in August
Muskegon, MI

Average sea temperature in August - Muskegon, MI
  • Average sea temperature in August: 70°F

The best month for swimming (with the highest average sea temperature) is August (70°F).
The coldest months (with the lowest average sea temperature) are February, March and April (37°F).

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Average daylight in August /
Average sunshine in August
Muskegon, MI

Average daylight in August / Average sunshine in August - Muskegon, MI
  • Average daylight in August: 13.9h

The month with the longest days is June (Average daylight: 15.3h).
The month with the shortest days is December (Average daylight: 9h).

  • Average sunshine in August: 10.3h

The month with the most sunshine is July (Average sunshine: 10.9h).
The month with the least sunshine is January (Average sunshine: 2.3h).

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Average sunshine days in August
Muskegon, MI

Average sunshine days in August - Muskegon, MI
  • Average sunshine days in August: 14.6 days

The month with the most sunshine days is March (17.3 days).
The month with the least sunshine days is January (10.3 days).

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Average UV index in August
Muskegon, MI

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

Months with the highest UV index are July and August (UV index 6).
Months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in August
Muskegon, MI

Average cloud cover in August - Muskegon, MI
  • Average cloud cover in August: 25

The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is July (Cloud cover 24).

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Average visibility in August
Muskegon, MI

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

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

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