December weather forecastHannahsville, WV
December
Weather in December
The first month of the winter, December, is also a wintry month in Hannahsville, West Virginia, with an average temperature fluctuating between 39.2°F (4°C) and 27.3°F (-2.6°C).Temperature
Hannahsville's weather subtly changes with the onset of December, barely falling from a chilly 47.5°F (8.6°C) in November to an icy 39.2°F (4°C). Hannahsville, during the month of December, experiences an average low-temperature of 27.3°F (-2.6°C).Humidity
The average relative humidity in December is 83%.Rainfall
In Hannahsville, in December, during 14.5 rainfall days, 3.58" (91mm) of precipitation is typically accumulated. Throughout the year, there are 194.8 rainfall days, and 37.2" (945mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Hannahsville, during December, snow falls for 12.8 days and regularly aggregates up to 6.89" (175mm) of snow. Throughout the year, there are 63.8 snowfall days, and 38.74" (984mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 30min of daylight.On the first day of December, sunrise is at 7:19 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 5:06 pm EST.
Sunshine
The average sunshine in December is 3.9h.UV index
The months with the lowest UV index are January through March, 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 exposure to the Sun's UV rays for average individuals.Note: The daily high UV index of 2 in December translates into this advice:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Enhance your sun protection with tightly woven, yet airy clothing. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Hannahsville, WV
- Average high temperature in December: 39.2°F
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (33.6°F).
- Average low temperature in December: 27.3°F
The month with the highest average low temperature is July (58.3°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).
Average pressure in December
Hannahsville, WV
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in December
Hannahsville, WV
- Average wind speed in December: 7.5mph
The windiest months (with the highest average wind speed) are January and February (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in December
Hannahsville, WV
- Average humidity in December: 83%
The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are June, July and November (79%).
Average rainfall in December
Hannahsville, WV
- Average rainfall in December: 3.58"
The wettest month (with the highest rainfall) is May (4.02").
The driest month (with the least rainfall) is September (2.17").
Average rainfall days in December
Hannahsville, WV
- Average rainfall days in December: 14.5 days
The month with the highest number of rainy days is May (22 days).
The month with the least rainy days is February (11.2 days).
Average snowfall in December
Hannahsville, WV
- Average snowfall in December: 6.89"
The month with the highest snowfall is January (8.86").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Hannahsville, WV
- Average snowfall days in December: 12.8 days
The month with the highest number of snowfall days is January (16.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Hannahsville, WV
- Average daylight in December: 9h and 30min
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 54min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in December
Hannahsville, WV
- Average sunshine days in December: 8.2 days
The months with the most sunshine days are October and November (13.3 days).
The month with the least sunshine days is January (6.5 days).
Average UV index in December
Hannahsville, WV
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in December
Hannahsville, WV
- Average cloud cover in December: 62
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 40).
Average visibility in December
Hannahsville, WV
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are January, February and September (4mi).
