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 beginning of December involves a decrease in the average high-temperature, transitioning from a chilly 45.1°F (7.3°C) in November to a cold 34.2°F (1.2°C). The temperature during December nights demonstrates a small drop from the daytime highs, settling to an average of 26.6°F (-3°C).Humidity
In Coopersville, the average relative humidity in December is 83%.Rainfall
In Coopersville, in December, during 4.5 rainfall days, 0.47" (12mm) of precipitation is typically accumulated. Throughout the year, there are 88.8 rainfall days, and 7.56" (192mm) of precipitation is accumulated.Snowfall
Months with snowfall in Coopersville are January through April, November and December. In December, it is snowing for 9.2 days. Throughout December, 0.83" (21mm) of snow is accumulated. Throughout the year, there are 45.3 snowfall days, and 5.24" (133mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 6min of daylight.On the first day of the month, sunrise is at 7:56 am and sunset at 5:09 pm. On the last day of December, sunrise is at 8:15 am and sunset at 5:19 pm EST.
Sunshine
In Coopersville, the average sunshine in December is 2.7h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the ordinary person.Note: The daily high UV index of 1 in December translates into this advice:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Enhance your sun protection with tightly woven, yet airy clothing. Heed this! Snow reflection can almost augment the UV radiation of the sun by 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 many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Coopersville have in December?
When is the lowest UV index?
How high is the UV index in December?
Average temperature in December
Coopersville, MI
- Average high temperature in December: 34.2°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (28.2°F).
- Average low temperature in December: 26.6°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 (19.6°F).
Average pressure in December
Coopersville, MI
- Average pressure in December: 30.07"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
Coopersville, MI
- Average wind speed in December: 9.5mph
The windiest months (with the highest average wind speed) are February and April (9.8mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).
Average humidity in December
Coopersville, MI
- Average humidity in December: 83%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is April (74%).
Average rainfall in December
Coopersville, MI
- Average rainfall in December: 0.47"
The wettest month (with the highest rainfall) is October (0.94").
The driest month (with the least rainfall) is November (0.39").
Average rainfall days in December
Coopersville, MI
- Average rainfall days in December: 4.5 days
The month with the highest number of rainy days is April (10.7 days).
The month with the least rainy days is February (2.7 days).
Average snowfall in December
Coopersville, MI
- Average snowfall in December: 0.83"
The month with the highest snowfall is January (1.34").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Coopersville, MI
- Average snowfall days in December: 9.2 days
The month with the highest number of snowfall days is January (12.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Coopersville, 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: 2h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).
Average sunshine days in December
Coopersville, MI
- Average sunshine days in December: 19.5 days
The month with the most sunshine days is September (21.5 days).
The month with the least sunshine days is April (15.3 days).
Average UV index in December
Coopersville, MI
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Coopersville, MI
- Average cloud cover in December: 72
The month with the most cloud cover is January (Cloud cover 77).
The months with the least cloud cover are July and August (Cloud cover 29).
Average visibility in December
Coopersville, MI
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Coopersville, Michigan, USA
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