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 sea temperature 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
Welcoming December, Greilickville observes a shift in the average high-temperature, falling from November's icy 41.9°F (5.5°C) to a freezing cold 31.3°F (-0.4°C). Greilickville records a negligible downturn from daytime temperatures, averaging a low of 25.2°F (-3.8°C) in the month of December.Humidity
In December, the average relative humidity is 84%.Rainfall
In Greilickville, in December, during 4.3 rainfall days, 0.67" (17mm) of precipitation is typically accumulated. Throughout the year, there are 94.8 rainfall days, and 8.35" (212mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Greilickville, in December, during 12 snowfall days, 2.01" (51mm) of snow is typically accumulated. In Greilickville, during the entire year, snow falls for 62.8 days and aggregates up to 10.67" (271mm) of snow.Ocean temperature
In Greilickville, the average seawater temperature in December is 40.8°F (4.9°C).Note: During swimming events, this situation presents an imminent life risk. Instantaneous loss of breath control makes clear thinking a near impossibility. A specialized swimsuit is compulsory to limit thermal dissipation.
Daylight
The month with the shortest days is December, with an average of 8h and 54min of daylight.On the first day of December, sunrise is at 8:00 am and sunset at 5:03 pm. On the last day of the month, sunrise is at 8:19 am and sunset at 5:11 pm EST.
Sunshine
In Greilickville, the average sunshine in December is 2.3h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index of 1 in December converts into the following recommendations:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
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?
How much does it rain in December?
How many days does it snow in December?
How cold is the water in December in Greilickville?
What is the month with the shortest days?
What is the average length of the day in December in Greilickville?
When is the sunrise / sunset in December?
How many hours of sunshine does Greilickville have in December?
When is the lowest UV index?
How high is the UV index in December?
Average temperature in December
Greilickville, MI
- Average high temperature in December: 31.3°F
The warmest month (with the highest average high temperature) is August (73.6°F).
The month with the lowest average high temperature is January (25.7°F).
- Average low temperature in December: 25.2°F
The month with the highest average low temperature is August (59.5°F).
The coldest months (with the lowest average low temperature) are January and February (18.1°F).
Average pressure in December
Greilickville, MI
- Average pressure in December: 30.04"Hg
The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Greilickville, MI
- Average wind speed in December: 12mph
The windiest months (with the highest average wind speed) are January and December (12mph).
The calmest month (with the lowest average wind speed) is July (7.4mph).
Average humidity in December
Greilickville, MI
- Average humidity in December: 84%
The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April and May (77%).
Average rainfall in December
Greilickville, MI
- Average rainfall in December: 0.67"
The wettest month (with the highest rainfall) is May (0.98").
The driest month (with the least rainfall) is February (0.47").
Average rainfall days in December
Greilickville, MI
- Average rainfall days in December: 4.3 days
The month with the highest number of rainy days is May (11.5 days).
The month with the least rainy days is February (2.1 days).
Average snowfall in December
Greilickville, MI
- Average snowfall in December: 2.01"
The months with the highest snowfall are January and November (2.2").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Greilickville, MI
- Average snowfall days in December: 12 days
The month with the highest number of snowfall days is January (15.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in December
Greilickville, MI
- Average sea temperature in December: 40.9°F
The best month for swimming (with the highest average sea temperature) is August (69.7°F).
The coldest month (with the lowest average sea temperature) is March (35.4°F).
Average daylight in December /
Average sunshine in December
Greilickville, MI
- 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: 2h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 1h and 48min).
Average sunshine days in December
Greilickville, MI
- Average sunshine days in December: 16.4 days
The month with the most sunshine days is March (18.8 days).
The month with the least sunshine days is February (14.6 days).
Average UV index in December
Greilickville, MI
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in December
Greilickville, MI
- Average cloud cover in December: 78
The month with the most cloud cover is January (Cloud cover 82).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in December
Greilickville, 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).
Greilickville, Michigan, USA
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