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 November shifts into December, a slight alteration in temperatures is observed, with average highs reducing from a chilly 49.1°F (9.5°C) to an icy 40.1°F (4.5°C). During the month of December, the temperature falls to an average of 27.9°F (-2.3°C).Humidity
In December, the average relative humidity is 80%.Rainfall
In December, the rain falls for 13.7 days. Throughout December, 1.93" (49mm) of precipitation is accumulated. In Corriganville, during the entire year, the rain falls for 168 days and collects up to 23.15" (588mm) of precipitation.Snowfall
Months with snowfall in Corriganville, Maryland, are January through April, October through December. In Corriganville, in December, snow falls for 7 days, with typically accumulated 1.81" (46mm) of snow. Throughout the year, there are 36.4 snowfall days, and 13.19" (335mm) 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 December in Corriganville, Maryland, sunrise is at 7:17 am and sunset at 4:51 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 5:01 pm EST.
Sunshine
In December, the average sunshine is 4.9h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index, 2 during December, leads to the following recommendations:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. Direct Sun exposure should be minimized especially during midday when radiation is most intense. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
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 many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
How long on average sun shines in December in Corriganville?
When is the lowest UV index?
How high is the UV index in December?
Average temperature in December
Corriganville, MD
- Average high temperature in December: 40.1°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (34.3°F).
- Average low temperature in December: 27.9°F
The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).
Average pressure in December
Corriganville, 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
Corriganville, MD
- Average wind speed in December: 7mph
The windiest months (with the highest average wind speed) are January and February (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in December
Corriganville, MD
- Average humidity in December: 80%
The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are April and July (75%).
Average rainfall in December
Corriganville, MD
- Average rainfall in December: 1.93"
The wettest month (with the highest rainfall) is May (2.36").
The driest month (with the least rainfall) is November (1.46").
Average rainfall days in December
Corriganville, MD
- Average rainfall days in December: 13.7 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is November (9.9 days).
Average snowfall in December
Corriganville, MD
- Average snowfall in December: 1.81"
The month with the highest snowfall is February (3.5").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Corriganville, MD
- Average snowfall days in December: 7 days
The month with the highest number of snowfall days is January (11.3 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
Corriganville, 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: 4h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in December
Corriganville, MD
- Average sunshine days in December: 13.8 days
The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is May (9.9 days).
Average UV index in December
Corriganville, MD
- Average UV index in December: 2
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in December
Corriganville, MD
- Average cloud cover in December: 50
The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in December
Corriganville, MD
- Average visibility in December: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Corriganville, Maryland, USA
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