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 is characterized by a slight reduction in average high-temperature, easing from a cool 52.3°F (11.3°C) in November to a frosty 44.4°F (6.9°C). Widener Valley experiences an average nighttime temperature of 30.9°F (-0.6°C) in the month of December.Humidity
The average relative humidity in December in Widener Valley is 80%.Rainfall
In December, in Widener Valley, the rain falls for 14.1 days. Throughout December, 2.76" (70mm) of precipitation is accumulated. Throughout the year, in Widener Valley, there are 186.7 rainfall days, and 29.02" (737mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Widener Valley. In Widener Valley, in December, during 8.2 snowfall days, 4.06" (103mm) of snow is typically accumulated. Throughout the year, there are 42.6 snowfall days, and 19.8" (503mm) of snow is accumulated.Daylight
The month with the shortest days in Widener Valley is December, with an average of 9h and 42min of daylight.On the first day of December in Widener Valley, sunrise is at 7:21 am and sunset at 5:11 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 5:21 pm EST.
Sunshine
In Widener Valley, Virginia, the average sunshine in December is 5.2h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.Note: A daily maximum UV index of 2 in December translates into the following instructions:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Frequently asked questions
How cold does it get in Widener Valley in December?
What is the average humidity in December in Widener Valley?
How many days does it rain in December in Widener Valley?
How many days does it snow in December in Widener Valley?
What is the month with the shortest days in Widener Valley?
What is the average length of the day in December in Widener Valley?
What time are sunrise and sunset in December in Widener Valley?
How long on average sun shines in December in Widener Valley?
What are the months with the lowest UV index in Widener Valley?
What is the UV index intensity in December in Widener Valley?
Average temperature in December
Widener Valley, VA
- Average high temperature in December: 44.4°F
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (39.4°F).
- Average low temperature in December: 30.9°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).
Average pressure in December
Widener Valley, VA
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in December
Widener Valley, VA
- Average wind speed in December: 6.6mph
The windiest months (with the highest average wind speed) are January and April (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in December
Widener Valley, VA
- Average humidity in December: 80%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is November (76%).
Average rainfall in December
Widener Valley, VA
- Average rainfall in December: 2.76"
The wettest month (with the highest rainfall) is February (3.43").
The driest month (with the least rainfall) is September (1.38").
Average rainfall days in December
Widener Valley, VA
- Average rainfall days in December: 14.1 days
The month with the highest number of rainy days is May (21.8 days).
The month with the least rainy days is November (11.3 days).
Average snowfall in December
Widener Valley, VA
- Average snowfall in December: 4.06"
The month with the highest snowfall is February (4.88").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Widener Valley, VA
- Average snowfall days in December: 8.2 days
The month with the highest number of snowfall days is February (10.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Widener Valley, VA
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).
Average sunshine days in December
Widener Valley, VA
- Average sunshine days in December: 12 days
The month with the most sunshine days is October (16.2 days).
The month with the least sunshine days is May (6.8 days).
Average UV index in December
Widener Valley, VA
- Average UV index in December: 2
The month with the highest UV index is August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Widener Valley, VA
- Average cloud cover in December: 51
The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are June and August (Cloud cover 35).
Average visibility in December
Widener Valley, VA
- Average visibility in December: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
Widener Valley, Virginia, USA
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