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
December brings a minor shift in the average high-temperature, adjusting from a cool 52.2°F (11.2°C) in November to a frosty 43.2°F (6.2°C). Throughout December, the nighttime temperature averages to a subzero cold 30.9°F (-0.6°C).Humidity
The months with the highest humidity are May, October and December, with an average relative humidity of 79%.Rainfall
In December, in Clover Hill, the rain falls for 10.2 days. Throughout December, 2.05" (52mm) of precipitation is accumulated. In Clover Hill, during the entire year, the rain falls for 159.7 days and collects up to 30.04" (763mm) of precipitation.Snowfall
January through May, November and December are months with snowfall. In December, it is snowing for 3.2 days. Throughout December, 1.69" (43mm) of snow is accumulated. Throughout the year, there are 19.8 snowfall days, and 11.46" (291mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 7:11 am and sunset at 4:46 pm. On the last day of December, in Clover Hill, sunrise is at 7:29 am and sunset at 4:56 pm EST.
Sunshine
In Clover Hill, the average sunshine in December is 5h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: In December, a regular UV index of 2 translates into these guidelines:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the most humid month?
What is the average humidity in December?
How much does it rain in Clover Hill in December?
How much does it snow in December?
What is the month with the shortest days in Clover Hill?
What is the average length of the day in December?
When are sunrise and sunset in December?
How many hours of sunshine does Clover Hill have in December?
What is the month with the lowest UV index in Clover Hill?
What is the UV index intensity in December?
Average temperature in December
Clover Hill, MD
- Average high temperature in December: 43.2°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (37.6°F).
- Average low temperature in December: 30.9°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).
Average pressure in December
Clover Hill, MD
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Clover Hill, MD
- Average wind speed in December: 7.1mph
The windiest month (with the highest average wind speed) is March (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).
Average humidity in December
Clover Hill, MD
- Average humidity in December: 79%
The months with the highest relative humidity are May, October and December (79%).
The month with the lowest relative humidity is July (74%).
Average rainfall in December
Clover Hill, MD
- Average rainfall in December: 2.05"
The wettest month (with the highest rainfall) is May (3.54").
The driest month (with the least rainfall) is January (1.85").
Average rainfall days in December
Clover Hill, MD
- Average rainfall days in December: 10.2 days
The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is January (8.7 days).
Average snowfall in December
Clover Hill, MD
- Average snowfall in December: 1.69"
The month with the highest snowfall is January (3.66").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Clover Hill, MD
- Average snowfall days in December: 3.2 days
The months with the highest number of snowfall days are January and February (6.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Clover Hill, MD
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 5h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The months with the least sunshine are January and February (Average sunshine: 4h and 48min).
Average sunshine days in December
Clover Hill, MD
- Average sunshine days in December: 17.6 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (11.1 days).
Average UV index in December
Clover Hill, MD
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Clover Hill, MD
- Average cloud cover in December: 47
The months with the most cloud cover are January, February and March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in December
Clover Hill, MD
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, June, July, August, November and December (6mi).
The months with the lowest visibility are January, May, September and October (5mi).
Clover Hill, Maryland, USA
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