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
Detroit's December weather comes with a decrease in average high-temperatures, moving from an icy 42.6°F (5.9°C) in November to a freezing cold 31.1°F (-0.5°C). Nighttime temperatures in December average to 20.3°F (-6.5°C).Humidity
The average relative humidity in December is 82%.Rainfall
In Detroit, in December, during 9.7 rainfall days, 3.27" (83mm) of precipitation is typically accumulated. Throughout the year, in Detroit, there are 149.1 rainfall days, and 31.22" (793mm) of precipitation is accumulated.Snowfall
Months with snowfall in Detroit are January through May, October through December. In Detroit, in December, snow falls for 10.7 days, with typically accumulated 7.6" (193mm) of snow. In Detroit, during the entire year, snow falls for 58.6 days and aggregates up to 42.32" (1075mm) of snow.Daylight
December has the shortest days of the year, with an average of 8h and 54min of daylight.On the first day of the month, sunrise is at 6:55 am and sunset at 3:57 pm. On the last day of December, in Detroit, Maine, sunrise is at 7:14 am and sunset at 4:06 pm EST.
Sunshine
The average sunshine in December in Detroit is 4.4h.UV index
The average daily maximum UV index in December in Detroit is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum UV index of 2 during December translates into these guidelines:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Frequently asked questions
How cold is it in Detroit in December?
What is the average humidity in December in Detroit?
How many days does it rain in December in Detroit?
How many days does it snow in December in Detroit?
What is the month with the shortest days in Detroit?
What is the average length of the day in December in Detroit?
When are sunrise and sunset in December in Detroit?
How many hours of sunshine does Detroit have in December?
How high is the UV index in December in Detroit?
Average temperature in December
Detroit, ME
- Average high temperature in December: 31.1°F
The warmest month (with the highest average high temperature) is July (76.8°F).
The month with the lowest average high temperature is January (25.3°F).
- Average low temperature in December: 20.3°F
The month with the highest average low temperature is July (56.5°F).
The coldest month (with the lowest average low temperature) is January (11.8°F).
Average pressure in December
Detroit, ME
- Average pressure in December: 30.01"Hg
The month with the highest atmospheric pressure is September (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Detroit, ME
- Average wind speed in December: 7.3mph
The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Detroit, ME
- 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 and November (78%).
Average rainfall in December
Detroit, ME
- Average rainfall in December: 3.27"
The wettest months (with the highest rainfall) are April and October (3.31").
The driest month (with the least rainfall) is July (1.77").
Average rainfall days in December
Detroit, ME
- Average rainfall days in December: 9.7 days
The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is January (7 days).
Average snowfall in December
Detroit, ME
- Average snowfall in December: 7.6"
The month with the highest snowfall is January (9.49").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Detroit, ME
- Average snowfall days in December: 10.7 days
The month with the highest number of snowfall days is February (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Detroit, ME
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).
Average sunshine days in December
Detroit, ME
- Average sunshine days in December: 14.5 days
The month with the most sunshine days is September (16.7 days).
The month with the least sunshine days is April (11.2 days).
Average UV index in December
Detroit, ME
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in December
Detroit, ME
- Average cloud cover in December: 52
The months with the most cloud cover are February, March and April (Cloud cover 54).
The months with the least cloud cover are August and September (Cloud cover 39).
Average visibility in December
Detroit, ME
- Average visibility in December: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
Detroit, Maine, USA
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