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
During the shift to December, a minor reduction in average high-temperature is observed, shifting from a moderate 57.4°F (14.1°C) in November to a fresh 50°F (10°C). Mannboro reports an average nighttime low-temperature of 35.2°F (1.8°C) in December.Humidity
December is the most humid month, with an average relative humidity of 78%.Rainfall
In Mannboro, in December, it is raining for 11.5 days, with typically 2.68" (68mm) of accumulated precipitation. In Mannboro, during the entire year, the rain falls for 163.2 days and collects up to 31.85" (809mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. In December, it is snowing for 1.4 days. Throughout December, 1.06" (27mm) of snow is accumulated. Throughout the year, there are 9.9 snowfall days, and 6.5" (165mm) of snow is accumulated.Daylight
With an average of 9h and 36min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:07 am and sunset at 4:54 pm. On the last day of December, sunrise is at 7:25 am and sunset at 5:04 pm EST.
Sunshine
December has the least sunshine of the year, with an average of 5.3h 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 low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The UV index of 2 during December translates into the following guidance:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the most humid month?
What is the average humidity in December?
How many days 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 Mannboro have in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Mannboro have in December?
What is the month with the lowest UV index?
What is the UV index intensity in December in Mannboro?
Average temperature in December
Mannboro, VA
- Average high temperature in December: 50°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (45.1°F).
- Average low temperature in December: 35.2°F
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).
Average pressure in December
Mannboro, VA
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in December
Mannboro, VA
- Average wind speed in December: 6.3mph
The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Mannboro, VA
- Average humidity in December: 78%
The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (70%).
Average rainfall in December
Mannboro, VA
- Average rainfall in December: 2.68"
The wettest month (with the highest rainfall) is August (3.15").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in December
Mannboro, VA
- Average rainfall days in December: 11.5 days
The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is November (9.7 days).
Average snowfall in December
Mannboro, VA
- Average snowfall in December: 1.06"
The month with the highest snowfall is March (1.69").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Mannboro, VA
- Average snowfall days in December: 1.4 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
Mannboro, VA
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 5h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in December
Mannboro, VA
- Average sunshine days in December: 17.8 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (11.3 days).
Average UV index in December
Mannboro, VA
- 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
Mannboro, VA
- Average cloud cover in December: 42
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in December
Mannboro, VA
- 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).
Mannboro, Virginia, USA
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