December weather forecast
Mount Clemens, MI

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Weather in December

The first month of the winter, December, is still a cold month in Mount Clemens, Michigan, with temperature in the range of an average low of 26.8°F (-2.9°C) and an average high of 34.7°F (1.5°C).

Temperature

Mount Clemens's December weather shows a moderate shift in high-temperatures, falling from November's frosty 45.5°F (7.5°C) to a wintry 34.7°F (1.5°C). Mount Clemens encounters a negligible difference from daytime peaks throughout the December nights, with a low-temperature average of 26.8°F (-2.9°C).

Humidity

The average relative humidity in December is 82%.

Rainfall

The month with the least rainfall is December, when the rain falls for 7.3 days and typically collects 1.18" (30mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Mount Clemens, Michigan, in December, snow falls for 8.5 days, with typically accumulated 1.81" (46mm) of snow. In Mount Clemens, during the entire year, snow falls for 43.5 days and aggregates up to 12.72" (323mm) of snow.

Ocean temperature

In December, the average ocean temperature is 39.7°F (4.3°C).
Note: In the activity of swimming, this is perceived as lethal and exceedingly dangerous. The cold water elicits sharp pain and instant hyperventilation. A specialized swimsuit is crucial to mitigate thermal detriment.

Daylight

The month with the shortest days is December, with an average of 9h and 6min of daylight.
On the first day of December, sunrise is at 7:42 am and sunset at 4:59 pm. On the last day of the month, sunrise is at 8:01 am and sunset at 5:08 pm EST.

Sunshine

The average sunshine in December is 3.5h.

UV index

The month with the lowest UV index is 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 UV radiation for the average person.
Note: In December, the maximum UV index of 1 translates into these guidelines:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.

Frequently asked questions

How cold is it in December?

In Mount Clemens, 34.7°F (1.5°C) is the average high-temperature and 26.8°F (-2.9°C) is the average low-temperature during December.

What is the average humidity in December?

In Mount Clemens, the average relative humidity in December is 82%.

What is the driest month?

December is the month with the least rainfall. Rain falls for 7.3 days and accumulates 1.18" (30mm) of precipitation.

How much does it rain in December?

In Mount Clemens, in December, during 7.3 rainfall days, 1.18" (30mm) of precipitation is typically accumulated.

How much does it snow in December?

In December, it is snowing for 8.5 days. Throughout December, 1.81" (46mm) of snow is accumulated.

How cold is the water in December?

In Mount Clemens, the average seawater temperature in December is 39.7°F (4.3°C). For swimming, this is considered very dangerous and immediately life-threatening. Total loss of breathing control instantly occurs, and clear thinking becomes almost impossible. A specialized swimsuit is obligatory to minimize thermal loss.

What is the month with the shortest days?

With an average of 9h and 6min of daylight, December has the shortest days of the year.

How many hours of daylight does Mount Clemens have in December?

In Mount Clemens, the average day length in December is 9h and 7min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 7:42 am and sunset at 4:59 pm. On the last day of the month, sunrise is at 8:01 am and sunset at 5:08 pm EST.

How long on average sun shines in December?

In December, the average sunshine duration is 3.5h.

What is the month with the lowest UV index?

December is the month with the lowest UV index, with an average maximum UV index of 1.

What is the UV index intensity in December?

In December, the average daily maximum UV index is 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Mount Clemens, MI

Average temperature in December - Mount Clemens, MI
  • Average high temperature in December: 34.7°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (28.6°F).

  • Average low temperature in December: 26.8°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).

Average pressure in December
Mount Clemens, MI

Average pressure in December - Mount Clemens, MI
  • Average pressure in December: 30.07"Hg

The months with the highest atmospheric pressure are March and November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in December
Mount Clemens, MI

Average wind speed in December - Mount Clemens, MI
  • Average wind speed in December: 10.3mph

The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).

Average humidity in December
Mount Clemens, MI

Average humidity in December - Mount Clemens, MI
  • Average humidity in December: 82%

The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April, May, July, August, September and October (76%).

Average rainfall in December
Mount Clemens, MI

Average rainfall in December - Mount Clemens, MI
  • Average rainfall in December: 1.18"

The wettest month (with the highest rainfall) is May (2.8").
The driest month (with the least rainfall) is December (1.18").

Average rainfall days in December
Mount Clemens, MI

Average rainfall days in December - Mount Clemens, MI
  • Average rainfall days in December: 7.3 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (5.9 days).

Average snowfall in December
Mount Clemens, MI

Average snowfall in December - Mount Clemens, MI
  • Average snowfall in December: 1.81"

The month with the highest snowfall is February (4.41").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Mount Clemens, MI

Average snowfall days in December - Mount Clemens, MI
  • Average snowfall days in December: 8.5 days

The month with the highest number of snowfall days is February (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average sea temperature in December
Mount Clemens, MI

Average sea temperature in December - Mount Clemens, MI
  • Average sea temperature in December: 39.8°F

The best month for swimming (with the highest average sea temperature) is August (73.9°F).
The coldest month (with the lowest average sea temperature) is February (32.5°F).

Average daylight in December /
Average sunshine in December
Mount Clemens, MI

Average daylight in December / Average sunshine in December - Mount Clemens, MI
  • Average daylight in December: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in December: 3h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

Average sunshine days in December
Mount Clemens, MI

Average sunshine days in December - Mount Clemens, MI
  • Average sunshine days in December: 15.8 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is July (10.5 days).

Average UV index in December
Mount Clemens, MI

Average UV index in December - Mount Clemens, MI
  • Average UV index in December: 1

The months with the highest UV index are July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in December
Mount Clemens, MI

Average cloud cover in December - Mount Clemens, MI
  • Average cloud cover in December: 63

The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is July (Cloud cover 28).

Average visibility in December
Mount Clemens, MI

Average visibility in December - Mount Clemens, MI
  • Average visibility in December: 6mi

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

Mount Clemens, Michigan, USA

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