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
As December begins, there is a minor decrease in the average high-temperature, softly falling from a fresh 54.5°F (12.5°C) in November to a chilly 46.2°F (7.9°C). Grace Creek throughout December, records an average low-temperature of 36.5°F (2.5°C).Humidity
In Grace Creek, the average relative humidity in December is 76%.Rainfall
In Grace Creek, Maryland, in December, during 11.2 rainfall days, 2.95" (75mm) of precipitation is typically accumulated. Throughout the year, there are 157.2 rainfall days, and 33.27" (845mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In Grace Creek, in December, during 1.6 snowfall days, 0.67" (17mm) of snow is typically accumulated. In Grace Creek, during the entire year, snow falls for 9.8 days and aggregates up to 3.82" (97mm) of snow.Daylight
December has the shortest days of the year in Grace Creek, Maryland, with an average of 9h and 30min of daylight.On the first day of the month, sunrise is at 7:04 am and sunset at 4:43 pm. On the last day of December, in Grace Creek, sunrise is at 7:23 am and sunset at 4:53 pm EST.
Sunshine
The months with the least sunshine are February and December, with an average of 5.2h of sunshine.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.Note: A maximum daily UV index of 2 during December morphs into the following directions:
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. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Frequently asked questions
What are the temperatures in Grace Creek in December?
What is the average humidity in December in Grace Creek?
How many days does it rain in December in Grace Creek?
How many days does it snow in December in Grace Creek?
What is the month with the shortest days in Grace Creek?
How many hours of daylight does Grace Creek have in December?
What time are sunrise and sunset in December in Grace Creek?
What are the months with the least sunshine in Grace Creek?
How many hours of sunshine does Grace Creek have in December?
What is the month with the lowest UV index in Grace Creek?
What is the UV index reading in December in Grace Creek?
Average temperature in December
Grace Creek, MD
- Average high temperature in December: 46.2°F
The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (40.5°F).
- Average low temperature in December: 36.5°F
The month with the highest average low temperature is July (71.8°F).
The coldest month (with the lowest average low temperature) is January (30°F).
Average pressure in December
Grace Creek, MD
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Grace Creek, MD
- Average wind speed in December: 9.2mph
The windiest months (with the highest average wind speed) are February and March (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in December
Grace Creek, MD
- Average humidity in December: 76%
The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are January and November (73%).
Average rainfall in December
Grace Creek, MD
- Average rainfall in December: 2.95"
The wettest month (with the highest rainfall) is August (4.17").
The driest month (with the least rainfall) is January (1.93").
Average rainfall days in December
Grace Creek, MD
- Average rainfall days in December: 11.2 days
The month with the highest number of rainy days is May (17.2 days).
The months with the least rainy days are January and November (8.8 days).
Average snowfall in December
Grace Creek, MD
- Average snowfall in December: 0.67"
The month with the highest snowfall is March (1.22").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Grace Creek, MD
- Average snowfall days in December: 1.6 days
The month with the highest number of snowfall days is January (3.2 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
Grace Creek, MD
- Average daylight in December: 9h and 3min
The month with the longest days is June (Average daylight: 14h and 48min).
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 54min).
The months with the least sunshine are February and December (Average sunshine: 5h and 12min).
Average sunshine days in December
Grace Creek, MD
- Average sunshine days in December: 17.7 days
The month with the most sunshine days is November (19.7 days).
The months with the least sunshine days are May and August (11.8 days).
Average UV index in December
Grace Creek, 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
Grace Creek, MD
- Average cloud cover in December: 43
The month with the most cloud cover is March (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in December
Grace Creek, MD
- 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).
Grace Creek, Maryland, USA
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