December weather forecast
Bruno, WV

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Weather in December

December, the first month of the winter in Bruno, is also a frosty month, with an average temperature varying between 45°F (7.2°C) and 32.7°F (0.4°C).

Temperature

The arrival of December suggests a slight decrease in the average high-temperature, moving from a fresh 53.2°F (11.8°C) in November to a frosty 45°F (7.2°C). Bruno's average low-temperature in the month of December is recorded at a wintry 32.7°F (0.4°C).

Humidity

In Bruno, the average relative humidity in December is 81%.

Rainfall

In December, in Bruno, West Virginia, the rain falls for 13.7 days. Throughout December, 3.23" (82mm) of precipitation is accumulated. In Bruno, during the entire year, the rain falls for 181.3 days and collects up to 34.37" (873mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Bruno. In Bruno, during December, snow falls for 7.6 days and regularly aggregates up to 3.58" (91mm) of snow. Throughout the year, in Bruno, there are 38.9 snowfall days, and 17.48" (444mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 36min of daylight.
On the first day of December, sunrise is at 7:24 am and sunset at 5:09 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 5:19 pm EST.

Sunshine

The average sunshine in December is 4.3h.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the average person.
Note: An average maximum UV index of 2 in December leads to these recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in December?

An average high-temperature, in December, in Bruno, is 45°F (7.2°C) and the average low-temperature is 32.7°F (0.4°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in August is estimated at 95°F (35°C).

What is the average humidity in December?

The average relative humidity in December is 81%.

How many days does it rain in December?

In Bruno, in December, during 13.7 rainfall days, 3.23" (82mm) of precipitation is typically accumulated.

How much does it snow in December?

In Bruno, during December, snow falls for 7.6 days and regularly aggregates up to 3.58" (91mm) of snow.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 36min of daylight.

What is the average length of the day in December?

The average day length in December in Bruno is 9h and 37min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:24 am and sunset at 5:09 pm. On the last day of the month, in Bruno, sunrise is at 7:42 am and sunset at 5:19 pm EST.

How many hours of sunshine does Bruno have in December?

The average sunshine duration in December is 4.3h.

What are the months with the lowest UV index?

The months with the lowest UV index are January, February and December, with an average maximum UV index of 2.

How high is the UV index in December?

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Bruno, WV

Average temperature in December - Bruno, WV
  • Average high temperature in December: 45°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 (39.7°F).

  • Average low temperature in December: 32.7°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

Average pressure in December
Bruno, WV

Average pressure in December - Bruno, WV
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in December
Bruno, WV

Average wind speed in December - Bruno, WV
  • Average wind speed in December: 6mph

The windiest months (with the highest average wind speed) are January, February and April (6.5mph).
The calmest month (with the lowest average wind speed) is August (4mph).

Average humidity in December
Bruno, WV

Average humidity in December - Bruno, WV
  • Average humidity in December: 81%

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April, June, July, August and November (76%).

Average rainfall in December
Bruno, WV

Average rainfall in December - Bruno, WV
  • Average rainfall in December: 3.23"

The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is September (1.85").

Average rainfall days in December
Bruno, WV

Average rainfall days in December - Bruno, WV
  • Average rainfall days in December: 13.7 days

The month with the highest number of rainy days is May (20.2 days).
The month with the least rainy days is November (10.8 days).

Average snowfall in December
Bruno, WV

Average snowfall in December - Bruno, WV
  • Average snowfall in December: 3.58"

The month with the highest snowfall is January (4.53").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Bruno, WV

Average snowfall days in December - Bruno, WV
  • Average snowfall days in December: 7.6 days

The month with the highest number of snowfall days is January (11.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Bruno, WV

Average daylight in December / Average sunshine in December - Bruno, WV
  • Average daylight in December: 9h and 4min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in December: 4h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in December
Bruno, WV

Average sunshine days in December - Bruno, WV
  • Average sunshine days in December: 11.5 days

The months with the most sunshine days are October and November (17 days).
The month with the least sunshine days is February (8.8 days).

Average UV index in December
Bruno, WV

Average UV index in December - Bruno, 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 and December (UV index 2).

Average cloud cover in December
Bruno, WV

Average cloud cover in December - Bruno, WV
  • Average cloud cover in December: 57

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in December
Bruno, WV

Average visibility in December - Bruno, 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).

Bruno, West Virginia, USA

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