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
Haynesville's progression into December involves a minor drop in the average high-temperature, slightly receding from a mild 56.1°F (13.4°C) in November to a frosty 48.4°F (9.1°C). Haynesville's nighttime temperature during December is consistently averaged at a wintry 36°F (2.2°C).Humidity
With an average relative humidity of 78%, December is the most humid month.Rainfall
In December, in Haynesville, the rain falls for 11.3 days. Throughout December, 2.52" (64mm) of precipitation is accumulated. In Haynesville, during the entire year, the rain falls for 159.5 days and collects up to 31.42" (798mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. In Haynesville, in December, snow falls for 2.4 days, with typically accumulated 1.18" (30mm) of snow. Throughout the year, there are 12 snowfall days, and 6.89" (175mm) 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 7:04 am and sunset at 4:47 pm. On the last day of December, in Haynesville, Virginia, sunrise is at 7:22 am and sunset at 4:57 pm EST.
Sunshine
In Haynesville, the average sunshine in December is 5.2h.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 value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum high UV index of 2 in December translates into the following recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Haynesville in December?
What is the most humid month in Haynesville?
What is the average humidity in December in Haynesville?
How many days does it rain in December in Haynesville?
How many days does it snow in December in Haynesville?
What is the month with the shortest days in Haynesville?
How many hours of daylight does Haynesville have in December?
What time are sunrise and sunset in December in Haynesville?
How many hours of sunshine does Haynesville have in December?
When is the lowest UV index in Haynesville?
What is the UV index reading in December in Haynesville?
Average temperature in December
Haynesville, VA
- Average high temperature in December: 48.4°F
The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (43.5°F).
- Average low temperature in December: 36°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 (29.5°F).
Average pressure in December
Haynesville, VA
- 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
Haynesville, VA
- Average wind speed in December: 6.7mph
The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in December
Haynesville, 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 (73%).
Average rainfall in December
Haynesville, VA
- Average rainfall in December: 2.52"
The wettest month (with the highest rainfall) is August (3.19").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in December
Haynesville, VA
- Average rainfall days in December: 11.3 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (9.9 days).
Average snowfall in December
Haynesville, VA
- Average snowfall in December: 1.18"
The month with the highest snowfall is January (1.89").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Haynesville, VA
- Average snowfall days in December: 2.4 days
The month with the highest number of snowfall days is January (3.7 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
Haynesville, VA
- Average daylight in December: 9h and 4min
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 36min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).
Average sunshine days in December
Haynesville, VA
- Average sunshine days in December: 17.8 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (11.6 days).
Average UV index in December
Haynesville, 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, February and December (UV index 2).
Average cloud cover in December
Haynesville, VA
- Average cloud cover in December: 44
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in December
Haynesville, 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).
Haynesville, Virginia, USA
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