Muskegon
Michigan, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Muskegon, MI

An aerial view over the scenic Muskegon Town in Michigan, with a close view of several docked boats and yachts, and the city
An aerial view over the scenic Muskegon Town in Michigan, with a close view of several docked boats and yachts, and the city's deep road vein network
December, the first month of the winter, in Muskegon, is also a wintry month, with average temperature varying between 35.1°F (1.7°C) and 24.3°F (-4.3°C).

Temperature

In Muskegon, the average high-temperature decreases, from a frosty 46.4°F (8°C) in November, to a wintry 35.1°F (1.7°C). In December, the average low-temperature is 24.3°F (-4.3°C).

Rainfall

In Muskegon, during 15.7 rainfall days, 2.6" (64.8mm) of precipitation is typically accumulated. In Muskegon, during the entire year, the rain falls for 141.2 days and collects up to 33.4" (848.9mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December.

Ocean temperature

In Muskegon, the average seawater temperature in December is 41°F (5°C). Swimming in 41°F (5°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

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

Sunshine

Months with the least sunshine in Muskegon are November and December, with an average of 3h of sunshine.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to the Sun's UV rays for average individuals.
The daily maximum UV index of 1 in December interpret into the following advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in December in Muskegon?

In Muskegon, in December, the average high-temperature is 35.1°F (1.7°C), and the average low-temperature is 24.3°F (-4.3°C).

How many days does it rain in December in Muskegon?

In December, in Muskegon, Michigan, the rain falls for 15.7 days. Throughout December, 2.6" (64.8mm) of precipitation is accumulated.

How many days does it snow in December in Muskegon?

In Muskegon, in December, snow falls for 12.9 days, with typically accumulated 28.3" (718.8mm) of snow.

What is the water temperature in December in Muskegon?

In Muskegon, Michigan, in December, the average water temperature is 41°F (5°C). Swimming in 41°F (5°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

What is the month with the shortest days in Muskegon?

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

How many hours of daylight does Muskegon have in December?

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

What is the month with the least sunshine in Muskegon?

November and December, with an average of 3h of sunshine, are months with the least sunshine.

How long on average sun shines in December in Muskegon?

In December, the average sunshine in Muskegon is 3h.

What are the months with 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 Muskegon, Michigan, the average daily maximum UV index in December 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 high temperature in December: 35.1°F

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (30.8°F).

  • Average low temperature in December: 24.3°F

The month with the highest average low temperature is July (60.9°F).
The coldest month (with the lowest average low temperature) is January (19.1°F).

Average rainfall in December - Muskegon, MI
  • Average rainfall in December: 2.6"

The wettest month (with the highest rainfall) is September (3.9").
The driest month (with the lowest rainfall) is February (1.8").

Average rainfall days in December - Muskegon, MI
  • Average rainfall days in December: 15.7 days

Months with the highest number of rainy days are January and December (15.7 days).
Months with the lowest number of rainy days are June and August (9 days).

Average snowfall in December - Muskegon, MI
  • Average snowfall in December: 28.3"

The month with the highest snowfall is January (29.7").
Months with the lowest snowfall are May, June, July, August and September (0").

Average snowfall days in December - Muskegon, MI
  • Average snowfall days in December: 12.9 days

The month with the highest number of snowfall days is January (15.3 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

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).
Coldest months (with the lowest average sea temperature) are February, March and April (37°F).

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 shortest days is December (Average daylight: 9h).

  • Average sunshine in December: 3h

Months with most sunshine are June and July (Average sunshine: 10h).
Months with least sunshine are November and December (Average sunshine: 3).

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

Months with the highest UV index are June, July and August (UV index 8).
Months with the lowest UV index are January and December (UV index 1).