December weather forecastVienna, WV
December
Weather in December
December completes the climatic round-up for Vienna, welcoming winter once again. The month bears the holiday spirit, infusing the town with festive cheer. Icicles glistening on rooftops, frost decorating windows, and powdery snow on roads become typical views. Winter shows its undeniable presence with an average high of 41.9°F (5.5°C) and a low of 30.7°F (-0.7°C). Thus ensues the season of merry twinkling lights, cozy fireplaces, and bundles wrapping up in layers for warmth.Temperature
As December commences, the average high-temperature shows a reduction, transitioning from a cool 51.4°F (10.8°C) in November to a wintry 41.9°F (5.5°C). The nighttime temperature, during December, averages of 30.7°F (-0.7°C).Humidity
The average relative humidity in December is 82%.Rainfall
In Vienna, in December, during 12.5 rainfall days, 2.72" (69mm) of precipitation is typically accumulated. In Vienna, during the entire year, the rain falls for 175.1 days and collects up to 30.59" (777mm) of precipitation.Snowfall
Months with snowfall in Vienna are January through April, October through December. In December, in Vienna, it is snowing for 9.2 days. Throughout December, 1.93" (49mm) of snow is accumulated. In Vienna, 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 December, sunrise is at 7:27 am and sunset at 5:03 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 5:13 pm EST.
Sunshine
In December, the average sunshine in Vienna is 3.9h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for average individuals.Note: In December, a daily UV index of 2 turns into the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Vienna, 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
Vienna, 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
Vienna, 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
Vienna, 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
Vienna, 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
Vienna, 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
Vienna, 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
Vienna, 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
Vienna, 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: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in December
Vienna, 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
Vienna, 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
Vienna, 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
Vienna, 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).
