December 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 December

The first month of the winter, December, is still a cold month in Muskegon, Michigan, with average temperature varying between 34.5°F (1.4°C) and 28.4°F (-2°C).

Temperature

In December, the average high-temperature drops, from a frosty 44.4°F (6.9°C) in November, to a cold 34.5°F (1.4°C). The average low-temperature, in Muskegon, is 28.4°F (-2°C).

Humidity

The average relative humidity in December is 82%.

Rainfall

In Muskegon, during 6.6 rainfall days, 0.59" (15mm) of precipitation is typically accumulated. Throughout the year, there are 124.4 rainfall days, and 11.42" (290mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. In December, it is snowing for 13.7 days. Throughout December, 1.26" (32mm) of snow is accumulated. In Muskegon, during the entire year, snow falls for 60.4 days, and aggregates up to 7.64" (194mm) of snow.

Ocean temperature

In Muskegon, the average water temperature is 41°F (5°C).
Note: At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

Daylight

With an average of 9h of daylight, December has the shortest days of the year in Muskegon.

Sunshine

The average sunshine in Muskegon is 2.8h.

UV index

Months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to the UV radiation for the average person.
Note: In December, the average maximum UV index of 1 translate into the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in December in Muskegon?

The average high-temperature, in December, in Muskegon, is 34.5°F (1.4°C), while the average low-temperature is 28.4°F (-2°C).

What is the average humidity in December in Muskegon?

In December, the average relative humidity in Muskegon, Michigan, is 82%.

How many days does it rain in December in Muskegon?

In Muskegon, Michigan, during December, the rain falls for 6.6 days and regularly aggregates up to 0.59" (15mm) of precipitation.

How much does it snow in Muskegon in December?

In Muskegon, in December, during 13.7 snowfall days, 1.26" (32mm) of snow is typically accumulated.

What is the ocean temperature in December in Muskegon?

In Muskegon, Michigan, in December, the average water temperature is 41°F (5°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

What is the month with the shortest days in Muskegon?

December has the shortest days of the year, with an average of 9h of daylight.

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

In Muskegon, Michigan, the average length of the day in December is 9h.

How long on average sun shines in December in Muskegon?

The average sunshine in December in Muskegon, Michigan, is 2.8h.

When is the lowest UV index in Muskegon?

January and December, with an average maximum UV index of 1, are months with the lowest UV index in Muskegon, Michigan.

What is the UV index reading in December in Muskegon?

In December, the average daily maximum UV index is 1. A UV Index of 2, and less, symbolizes a low health threat from the exposure to the Sun's UV radiation.

Average temperature in December
Muskegon, MI

Average temperature in December - Muskegon, MI
  • Average high temperature in December: 34.5°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 December: 28.4°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 December
Muskegon, MI

Average pressure in December - Muskegon, MI
  • Average pressure in December: 30.07"

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 December
Muskegon, MI

Average wind speed in December - Muskegon, MI
  • Average wind speed in December: 12.1mph

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 December
Muskegon, MI

Average humidity in December - Muskegon, MI
  • Average humidity in December: 82%

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 December
Muskegon, MI

Average rainfall in December - Muskegon, MI
  • Average rainfall in December: 0.59"

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 December
Muskegon, MI

Average rainfall days in December - Muskegon, MI
  • Average rainfall days in December: 6.6 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 December
Muskegon, MI

Average snowfall in December - Muskegon, MI
  • Average snowfall in December: 1.26"

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 December
Muskegon, MI

Average snowfall days in December - Muskegon, MI
  • Average snowfall days in December: 13.7 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 December
Muskegon, MI

Average sea temperature in December - Muskegon, MI
  • Average sea temperature in December: 41°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 December /
Average sunshine in December
Muskegon, MI

Average daylight in December / Average sunshine in December - Muskegon, MI
  • Average daylight in December: 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 December: 2.8h

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 December
Muskegon, MI

Average sunshine days in December - Muskegon, MI
  • Average sunshine days in December: 13.5 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 December
Muskegon, MI

Average UV index in December - Muskegon, MI
  • Average UV index in December: 1

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 December
Muskegon, MI

Average cloud cover in December - Muskegon, MI
  • Average cloud cover in December: 71

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 December
Muskegon, MI

Average visibility in December - Muskegon, MI
  • Average visibility in December: 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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