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 refreshing 56.1°F (13.4°C) to a chilly 49.1°F (9.5°C). Mappsville's temperature drops to an average low of 39.4°F (4.1°C) during the nights of December.Humidity
The average relative humidity in December in Mappsville is 76%.Rainfall
In December, in Mappsville, the rain falls for 10.5 days. Throughout December, 1.26" (32mm) of precipitation is accumulated. In Mappsville, during the entire year, the rain falls for 128 days and collects up to 16.1" (409mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. In Mappsville, during December, snow falls for 0.9 days and regularly aggregates up to 0.08" (2mm) of snow. In Mappsville, during the entire year, snow falls for 5.5 days and aggregates up to 0.79" (20mm) of snow.Daylight
With an average of 9h and 36min of daylight, December has the shortest days of the year in Mappsville, Virginia.On the first day of the month, sunrise is at 6:59 am and sunset at 4:43 pm. On the last day of December, in Mappsville, sunrise is at 7:17 am and sunset at 4:53 pm EST.
Sunshine
In Mappsville, the average sunshine in December is 5.3h.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: In December, the maximum UV index of 2 transforms into these recommendations:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
What are December temperatures in Mappsville?
What is the average humidity in December in Mappsville?
How much does it rain in Mappsville in December?
How many days does it snow in December in Mappsville?
What is the month with the shortest days in Mappsville?
How many hours of daylight does Mappsville have in December?
When is the sunrise / sunset in December in Mappsville?
How many hours of sunshine does Mappsville have in December?
When is the lowest UV index in Mappsville?
What is the UV index intensity in December in Mappsville?
Average temperature in December
Mappsville, VA
- Average high temperature in December: 49.1°F
The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (43.5°F).
- Average low temperature in December: 39.4°F
The month with the highest average low temperature is July (73.4°F).
The coldest month (with the lowest average low temperature) is January (33.3°F).
Average pressure in December
Mappsville, VA
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Mappsville, VA
- Average wind speed in December: 10.9mph
The windiest month (with the highest average wind speed) is January (11.7mph).
The calmest month (with the lowest average wind speed) is August (7.9mph).
Average humidity in December
Mappsville, VA
- Average humidity in December: 76%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is January (73%).
Average rainfall in December
Mappsville, VA
- Average rainfall in December: 1.26"
The wettest month (with the highest rainfall) is July (1.97").
The driest month (with the least rainfall) is May (1.06").
Average rainfall days in December
Mappsville, VA
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is July (13.3 days).
The month with the least rainy days is November (7.9 days).
Average snowfall in December
Mappsville, VA
- Average snowfall in December: 0.08"
The month with the highest snowfall is March (0.28").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Mappsville, VA
- Average snowfall days in December: 0.9 days
The months with the highest number of snowfall days are January and February (1.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Mappsville, 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 54min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).
Average sunshine days in December
Mappsville, VA
- Average sunshine days in December: 18.5 days
The month with the most sunshine days is November (21 days).
The month with the least sunshine days is July (14.7 days).
Average UV index in December
Mappsville, 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
Mappsville, VA
- Average cloud cover in December: 43
The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 26).
Average visibility in December
Mappsville, 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).
Mappsville, Virginia, USA
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