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
College Park in December experiences a gentle temperature dip, with average high-temperatures reducing from a fresh 55°F (12.8°C) in November to a chilly 46.2°F (7.9°C). Nighttime temperatures hover around an average low of 34°F (1.1°C) in December.Humidity
May, October and December, with an average relative humidity of 76%, are the most humid months.Rainfall
In December, the rain falls for 10.6 days. Throughout December, 2.68" (68mm) of precipitation is accumulated. Throughout the year, there are 158.2 rainfall days, and 30.67" (779mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In December, it is snowing for 2.5 days. Throughout December, 1.02" (26mm) of snow is accumulated. In College Park, during the entire year, snow falls for 14.4 days and aggregates up to 7.56" (192mm) of snow.Daylight
December has the shortest days of the year in College Park, with an average of 9h and 30min of daylight.On the first day of December in College Park, Maryland, sunrise is at 7:08 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 4:55 pm EST.
Sunshine
The average sunshine in December is 5.2h.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.Note: In December, the UV index of 2 transforms into the following advice:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for College Park in December?
What are the most humid months?
What is the average humidity in December?
How much does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does College Park have in December?
When are sunrise and sunset in December?
How many hours of sunshine does College Park have in December?
When is the lowest UV index?
How high is the UV index in December?
Average temperature in December
College Park, MD
- Average high temperature in December: 46.2°F
The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (40.6°F).
- Average low temperature in December: 34°F
The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).
Average pressure in December
College Park, 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
College Park, MD
- Average wind speed in December: 6.8mph
The windiest month (with the highest average wind speed) is March (7.8mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in December
College Park, MD
- Average humidity in December: 76%
The months with the highest relative humidity are May, October and December (76%).
The months with the lowest relative humidity are April and July (71%).
Average rainfall in December
College Park, MD
- Average rainfall in December: 2.68"
The wettest month (with the highest rainfall) is August (3.43").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in December
College Park, MD
- Average rainfall days in December: 10.6 days
The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is November (8.5 days).
Average snowfall in December
College Park, MD
- Average snowfall in December: 1.02"
The month with the highest snowfall is January (2.48").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
College Park, MD
- Average snowfall days in December: 2.5 days
The month with the highest number of snowfall days is January (4.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
College Park, MD
- Average daylight in December: 9h and 3min
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 30min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).
Average sunshine days in December
College Park, MD
- Average sunshine days in December: 17.4 days
The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is May (11.5 days).
Average UV index in December
College Park, 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 and December (UV index 2).
Average cloud cover in December
College Park, MD
- Average cloud cover in December: 45
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in December
College Park, MD
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
College Park, Maryland, USA
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