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 corresponds with a decrease in average high-temperatures, from November's cool 51.4°F (10.8°C) to a wintry 41.9°F (5.5°C). An average minimum temperature of 30.7°F (-0.7°C) marks the month of December.Humidity
The average relative humidity in December is 82%.Rainfall
In Blennerhassett, in December, during 12.5 rainfall days, 2.72" (69mm) of precipitation is typically accumulated. Throughout the year, in Blennerhassett, West Virginia, there are 175.1 rainfall days, and 30.59" (777mm) of precipitation is accumulated.Snowfall
Months with snowfall in Blennerhassett are January through April, October through December. In Blennerhassett, during December, snow falls for 9.2 days and regularly aggregates up to 1.93" (49mm) of snow. In Blennerhassett, during the entire year, snow falls for 42.5 days and aggregates up to 12.4" (315mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 30min of daylight.On the first day of the month, sunrise is at 7:27 am and sunset at 5:03 pm. On the last day of December, in Blennerhassett, sunrise is at 7:46 am and sunset at 5:13 pm EST.
Sunshine
In Blennerhassett, the average sunshine in December is 3.9h.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 low health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 2 in December converts into the following recommendations:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Frequently asked questions
Is December cold in Blennerhassett?
What is the average humidity in December in Blennerhassett?
How many days does it rain in December in Blennerhassett?
How many days does it snow in December in Blennerhassett?
What is the month with the shortest days in Blennerhassett?
How many hours of daylight does Blennerhassett have in December?
What time are sunrise and sunset in December in Blennerhassett?
How many hours of sunshine does Blennerhassett have in December?
What are the months with the lowest UV index in Blennerhassett?
How high is the UV index in December in Blennerhassett?
Average temperature in December
Blennerhassett, WV
- Average high temperature in December: 41.9°F
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (36.3°F).
- Average low temperature in December: 30.7°F
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).
Average pressure in December
Blennerhassett, WV
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in December
Blennerhassett, WV
- Average wind speed in December: 6.3mph
The windiest month (with the highest average wind speed) is February (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in December
Blennerhassett, WV
- Average humidity in December: 82%
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is August (75%).
Average rainfall in December
Blennerhassett, WV
- Average rainfall in December: 2.72"
The wettest month (with the highest rainfall) is May (3.43").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in December
Blennerhassett, WV
- Average rainfall days in December: 12.5 days
The month with the highest number of rainy days is May (19.5 days).
The month with the least rainy days is November (10.4 days).
Average snowfall in December
Blennerhassett, WV
- Average snowfall in December: 1.93"
The month with the highest snowfall is February (3.54").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Blennerhassett, WV
- Average snowfall days in December: 9.2 days
The month with the highest number of snowfall days is January (13.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Blennerhassett, 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: 3h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in December
Blennerhassett, WV
- Average sunshine days in December: 11.1 days
The month with the most sunshine days is November (17 days).
The month with the least sunshine days is February (9.2 days).
Average UV index in December
Blennerhassett, WV
- Average UV index in December: 2
The months with the highest UV index are 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
Blennerhassett, WV
- Average cloud cover in December: 60
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Blennerhassett, WV
- Average visibility in December: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Blennerhassett, West Virginia, USA
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