December weather forecast
Jolo, WV

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Weather in December

The first month of the winter, December, is also a frosty month in Jolo, West Virginia, with an average temperature varying between 31.1°F (-0.5°C) and 44.4°F (6.9°C).

Temperature

The beginning of December brings a minor change in the average high-temperature, shifting from a cool 52.5°F (11.4°C) in November to a frosty 44.4°F (6.9°C). In Jolo, the average temperature during the nights of December drops to a subzero cold 31.1°F (-0.5°C).

Humidity

In Jolo, West Virginia, the average relative humidity in December is 81%.

Rainfall

In Jolo, West Virginia, in December, during 11.6 rainfall days, 2.8" (71mm) of precipitation is typically accumulated. In Jolo, during the entire year, the rain falls for 172.5 days and collects up to 29.41" (747mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. The month with the most snowfall is December, when snow falls for 7.8 days and typically aggregates up to 4.41" (112mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 36min of daylight.
On the first day of December, sunrise is at 7:23 am and sunset at 5:09 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 5:19 pm EST.

Sunshine

The average sunshine in December is 4.7h.

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: A maximum high daily UV index of 2 during December translates into the following directions:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Updated: Aug 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in December?

An average high-temperature, in December, in Jolo, is 44.4°F (6.9°C) and the average low-temperature is 31.1°F (-0.5°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, in August is calculated to be 87.8°F (31°C).

What is the average humidity in December?

The average relative humidity in December is 81%.

How much does it rain in December?

In Jolo, West Virginia, in December, during 11.6 rainfall days, 2.8" (71mm) of precipitation is typically accumulated.

What is the snowiest month?

The month with the most snowfall is December, when snow falls for 7.8 days and typically aggregates up to 4.41" (112mm) of snow.

How many days does it snow in December?

In Jolo, in December, during 7.8 snowfall days, 4.41" (112mm) of snow is typically accumulated.

What is the month with the shortest days?

With an average of 9h and 36min of daylight, December has the shortest days of the year.

How many hours of daylight does Jolo have in December?

In Jolo, the average day length in December is 9h and 38min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:23 am and sunset at 5:09 pm. On the last day of the month, in Jolo, sunrise is at 7:41 am and sunset at 5:19 pm EST.

How long on average sun shines in December?

In December, the average sunshine duration is 4.7h.

When is the lowest UV index in Jolo?

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

What is the UV index reading in December?

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health threat from exposure to the Sun's 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
Jolo, WV

Average temperature in December - Jolo, WV
  • Average high temperature in December: 44.4°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (39.2°F).

  • Average low temperature in December: 31.1°F

The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (25°F).

Average pressure in December
Jolo, WV

Average pressure in December - Jolo, 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 (29.99"Hg).

Average wind speed in December
Jolo, WV

Average wind speed in December - Jolo, WV
  • Average wind speed in December: 6.5mph

The windiest month (with the highest average wind speed) is January (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in December
Jolo, WV

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

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

Average rainfall in December
Jolo, WV

Average rainfall in December - Jolo, WV
  • Average rainfall in December: 2.8"

The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is September (1.54").

Average rainfall days in December
Jolo, WV

Average rainfall days in December - Jolo, WV
  • Average rainfall days in December: 11.6 days

The month with the highest number of rainy days is May (19.7 days).
The months with the least rainy days are January and November (10.1 days).

Average snowfall in December
Jolo, WV

Average snowfall in December - Jolo, WV
  • Average snowfall in December: 4.41"

The month with the highest snowfall is December (4.41").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Jolo, WV

Average snowfall days in December - Jolo, WV
  • Average snowfall days in December: 7.8 days

The month with the highest number of snowfall days is January (10.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Jolo, 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 4min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

Average sunshine days in December
Jolo, WV

Average sunshine days in December - Jolo, WV
  • Average sunshine days in December: 13.8 days

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is May (9.2 days).

Average UV index in December
Jolo, WV

Average UV index in December - Jolo, WV
  • Average UV index in December: 2

The months with the highest UV index are June 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
Jolo, WV

Average cloud cover in December - Jolo, WV
  • Average cloud cover in December: 55

The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are June and August (Cloud cover 36).

Average visibility in December
Jolo, WV

Average visibility in December - Jolo, 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).

Jolo, West Virginia, USA

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