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
Bolivar's December weather shows a modest shift in high-temperatures, falling from November's fresh 52.2°F (11.2°C) to a chilly 43.3°F (6.3°C). December brings with it a nighttime average temperature of 30.7°F (-0.7°C) in Bolivar.Humidity
May, October and December, with an average relative humidity of 78%, are the most humid months in Bolivar, West Virginia.Rainfall
In December, the rain falls for 10.8 days. Throughout December, 2.52" (64mm) of precipitation is accumulated. In Bolivar, during the entire year, the rain falls for 162.1 days and collects up to 30.59" (777mm) of precipitation.Snowfall
January through May, November and December are months with snowfall. In Bolivar, during December, snow falls for 4.3 days and regularly aggregates up to 2.8" (71mm) of snow. In Bolivar, West Virginia, during the entire year, snow falls for 23.9 days and aggregates up to 15.55" (395mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 30min of daylight.On the first day of December, sunrise is at 7:12 am and sunset at 4:48 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 4:57 pm EST.
Sunshine
January, February and December, with an average of 5.1h of sunshine, are months with the least sunshine in Bolivar, West Virginia.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Bolivar. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: A typical high UV index of 2 in December suggests the following recommendations:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. When the Sun is at its strongest around midday, find shade and limit exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Frequently asked questions
How cold is it in Bolivar in December?
What are the most humid months in Bolivar?
What is the average humidity in December in Bolivar?
How many days does it rain in December in Bolivar?
How much does it snow in Bolivar in December?
What is the month with the shortest days in Bolivar?
What is the average length of the day in December in Bolivar?
What time are sunrise and sunset in December in Bolivar?
What are the months with the least sunshine in Bolivar?
How many hours of sunshine does Bolivar have in December?
When is the lowest UV index in Bolivar?
How high is the UV index in December in Bolivar?
Average temperature in December
Bolivar, WV
- Average high temperature in December: 43.3°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (37.9°F).
- Average low temperature in December: 30.7°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (24.1°F).
Average pressure in December
Bolivar, WV
- 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
Bolivar, WV
- Average wind speed in December: 6.5mph
The windiest month (with the highest average wind speed) is March (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in December
Bolivar, WV
- Average humidity in December: 78%
The months with the highest relative humidity are May, October and December (78%).
The month with the lowest relative humidity is July (73%).
Average rainfall in December
Bolivar, WV
- Average rainfall in December: 2.52"
The wettest months (with the highest rainfall) are May, July and August (3.15").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in December
Bolivar, WV
- Average rainfall days in December: 10.8 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (9.2 days).
Average snowfall in December
Bolivar, WV
- Average snowfall in December: 2.8"
The month with the highest snowfall is January (4.17").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Bolivar, WV
- Average snowfall days in December: 4.3 days
The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Bolivar, WV
- Average daylight in December: 9h and 3min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 6min).
Average sunshine days in December
Bolivar, WV
- Average sunshine days in December: 17 days
The month with the most sunshine days is November (19 days).
The month with the least sunshine days is May (11.2 days).
Average UV index in December
Bolivar, WV
- 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, November and December (UV index 2).
Average cloud cover in December
Bolivar, WV
- Average cloud cover in December: 46
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in December
Bolivar, WV
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, June, July, August, November and December (6mi).
The months with the lowest visibility are January, May, September and October (5mi).
Bolivar, West Virginia, USA
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