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
The shift to December brings a decrease in the average high-temperature, falling from a chilly 44.8°F (7.1°C) in November to a wintry 33.6°F (0.9°C). In Lake Orion, the nocturnal temperatures throughout December show a marginal dip from the daytime averages, settling at a freezing cold 25.2°F (-3.8°C).Humidity
The average relative humidity in December is 83%.Rainfall
The month with the least rainfall is December, when the rain falls for 6.7 days and typically collects 0.98" (25mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Lake Orion, in December, snow falls for 10.1 days, with typically accumulated 1.69" (43mm) of snow. In Lake Orion, during the entire year, snow falls for 53.1 days and aggregates up to 14.17" (360mm) 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 7:44 am and sunset at 5:00 pm. On the last day of the month, sunrise is at 8:03 am and sunset at 5:09 pm EST.
Sunshine
The average sunshine in December is 3.3h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 1 in December interprets into the following advice:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Always opt for UVA and UVB-resistant sunglasses on radiant days. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
What is the driest month?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
How many hours of sunshine does Lake Orion have in December?
What are the months with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Lake Orion, MI
- Average high temperature in December: 33.6°F
The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (27.7°F).
- Average low temperature in December: 25.2°F
The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in December
Lake Orion, 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
Lake Orion, MI
- Average wind speed in December: 9.8mph
The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).
Average humidity in December
Lake Orion, MI
- Average humidity in December: 83%
The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is April (76%).
Average rainfall in December
Lake Orion, MI
- Average rainfall in December: 0.98"
The wettest month (with the highest rainfall) is May (2.8").
The driest month (with the least rainfall) is December (0.98").
Average rainfall days in December
Lake Orion, MI
- Average rainfall days in December: 6.7 days
The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is January (4.4 days).
Average snowfall in December
Lake Orion, MI
- Average snowfall in December: 1.69"
The month with the highest snowfall is February (4.06").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Lake Orion, MI
- Average snowfall days in December: 10.1 days
The month with the highest number of snowfall days is February (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Lake Orion, 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 2min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in December
Lake Orion, MI
- Average sunshine days in December: 15.8 days
The month with the most sunshine days is November (16.4 days).
The month with the least sunshine days is July (10.6 days).
Average UV index in December
Lake Orion, MI
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Lake Orion, MI
- Average cloud cover in December: 65
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in December
Lake Orion, MI
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Lake Orion, Michigan, USA
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