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's arrival coincides with a soft drop in the average high-temperature, subtly decreasing from November's cool 53.4°F (11.9°C) to a frosty 45.3°F (7.4°C). During the month of December, an average temperature of 32.9°F (0.5°C) is noted during the nights.Humidity
May, October and December, with an average relative humidity of 76%, are the most humid months.Rainfall
In December, in Aspen Hill Park, the rain falls for 10.2 days. Throughout December, 2.76" (70mm) of precipitation is accumulated. Throughout the year, there are 161.3 rainfall days, and 33.19" (843mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In Aspen Hill Park, in December, snow falls for 2.9 days, with typically accumulated 1.38" (35mm) of snow. Throughout the year, there are 17.1 snowfall days, and 10.2" (259mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 30min of daylight.On the first day of December, sunrise is at 7:09 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 4:56 pm EST.
Sunshine
The month with the least sunshine is December, with an average of 4.9h of sunshine.UV index
January, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: In December, the maximum UV index of 2 suggests this advice:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Frequently asked questions
What is the average December temperature in Aspen Hill Park?
What are the most humid months in Aspen Hill Park?
What is the average humidity in December in Aspen Hill Park?
How many days does it rain in December in Aspen Hill Park?
How many days does it snow in December in Aspen Hill Park?
What is the month with the shortest days in Aspen Hill Park?
How many hours of daylight does Aspen Hill Park have in December?
What time are sunrise and sunset in December in Aspen Hill Park?
What is the month with the least sunshine in Aspen Hill Park?
How many hours of sunshine does Aspen Hill Park have in December?
When is the lowest UV index in Aspen Hill Park?
How high is the UV index in December in Aspen Hill Park?
Average temperature in December
Aspen Hill Park, MD
- Average high temperature in December: 45.3°F
The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in December: 32.9°F
The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).
Average pressure in December
Aspen Hill 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
Aspen Hill Park, MD
- Average wind speed in December: 7.1mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in December
Aspen Hill Park, MD
- Average humidity in December: 76%
The months with the highest relative humidity are May, October and December (76%).
The month with the lowest relative humidity is July (70%).
Average rainfall in December
Aspen Hill Park, MD
- Average rainfall in December: 2.76"
The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is January (2.17").
Average rainfall days in December
Aspen Hill Park, MD
- Average rainfall days in December: 10.2 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in December
Aspen Hill Park, MD
- Average snowfall in December: 1.38"
The months with the highest snowfall are January and March (3.03").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Aspen Hill Park, MD
- Average snowfall days in December: 2.9 days
The months with the highest number of snowfall days are January and February (5.1 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
Aspen Hill 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: 4h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).
Average sunshine days in December
Aspen Hill Park, MD
- Average sunshine days in December: 17.5 days
The month with the most sunshine days is November (19.5 days).
The months with the least sunshine days are May and July (11 days).
Average UV index in December
Aspen Hill 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, November and December (UV index 2).
Average cloud cover in December
Aspen Hill Park, MD
- Average cloud cover in December: 45
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in December
Aspen Hill 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).
Aspen Hill Park, Maryland, USA
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