Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
Onset of December in Macomb, Michigan, comes with a temperature decline, the average high falling from a chilly 45.5°F (7.5°C) in November to a wintry 34.7°F (1.5°C). Throughout December nights, Macomb records a consistent low-temperature averaging a freezing cold 26.8°F (-2.9°C).Humidity
The average relative humidity in December in Macomb, Michigan, 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 in Macomb, Michigan, are January through May, October through December. In Macomb, in December, snow falls for 8.5 days, with typically accumulated 1.81" (46mm) of snow. In Macomb, during the entire year, snow falls for 43.5 days and aggregates up to 12.72" (323mm) of snow.Daylight
With an average of 9h and 6min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:43 am and sunset at 4:59 pm. On the last day of the month, sunrise is at 8:02 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 estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index of 1 during December translates into the following directions:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
How cold is it in Macomb in December?
What is the average humidity in December in Macomb?
What is the driest month in Macomb?
How much does it rain in Macomb in December?
How many days does it snow in December in Macomb?
What is the month with the shortest days in Macomb?
What is the average length of the day in December in Macomb?
When is the sunrise / sunset in December in Macomb?
How many hours of sunshine does Macomb have in December?
What is the month with the lowest UV index in Macomb?
How high is the UV index in December in Macomb?
Average temperature in December
Macomb, 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
Macomb, 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
Macomb, 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
Macomb, 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
Macomb, 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
Macomb, 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
Macomb, 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
Macomb, 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 daylight in December /
Average sunshine in December
Macomb, 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
Macomb, 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
Macomb, 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
Macomb, 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
Macomb, 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).
Macomb, Michigan, USA
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