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
The commencement of December includes a gentle temperature shift, with the average high-temperature dropping a bit from a mild 55.6°F (13.1°C) in November to a chilly 48.4°F (9.1°C). In Willards, the December nights cool down to an average low of 39.2°F (4°C).Humidity
In Willards, the average relative humidity in December is 76%.Rainfall
In Willards, in December, it is raining for 10.4 days, with typically 1.26" (32mm) of accumulated precipitation. In Willards, during the entire year, the rain falls for 139.3 days and collects up to 16.85" (428mm) of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Willards, during December, snow falls for 2 days and regularly aggregates up to 0.24" (6mm) of snow. In Willards, during the entire year, snow falls for 8.6 days and aggregates up to 1.34" (34mm) of snow.Daylight
With an average of 9h and 30min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:00 am and sunset at 4:41 pm. On the last day of December, sunrise is at 7:18 am and sunset at 4:51 pm EST.
Sunshine
In December, the average sunshine is 5.4h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the average person.Note: In December, the maximum UV index of 2 suggests this advice:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December?
What is the average humidity in December?
How much 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?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Willards, MD
- Average high temperature in December: 48.4°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (42.4°F).
- Average low temperature in December: 39.2°F
The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (32.5°F).
Average pressure in December
Willards, MD
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Willards, MD
- Average wind speed in December: 11.4mph
The windiest month (with the highest average wind speed) is January (12.1mph).
The calmest month (with the lowest average wind speed) is August (8.1mph).
Average humidity in December
Willards, MD
- Average humidity in December: 76%
The month with the highest relative humidity is May (81%).
The months with the lowest relative humidity are January and November (74%).
Average rainfall in December
Willards, MD
- Average rainfall in December: 1.26"
The wettest month (with the highest rainfall) is July (2.05").
The driest month (with the least rainfall) is January (1.06").
Average rainfall days in December
Willards, MD
- Average rainfall days in December: 10.4 days
The month with the highest number of rainy days is July (15.5 days).
The month with the least rainy days is January (8.1 days).
Average snowfall in December
Willards, MD
- Average snowfall in December: 0.24"
The month with the highest snowfall is January (0.43").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Willards, MD
- Average snowfall days in December: 2 days
The month with the highest number of snowfall days is January (2.9 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
Willards, 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 2min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 5h and 18min).
Average sunshine days in December
Willards, MD
- Average sunshine days in December: 17.4 days
The month with the most sunshine days is January (18.9 days).
The month with the least sunshine days is July (12.4 days).
Average UV index in December
Willards, 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 and December (UV index 2).
Average cloud cover in December
Willards, MD
- Average cloud cover in December: 42
The month with the most cloud cover is March (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 25).
Average visibility in December
Willards, 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).
Willards, Maryland, USA
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