December weather forecast
Glasgow, VA

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Weather in December

December, the first month of the winter in Glasgow, is also a frosty month, with temperature in the range of an average high of 45.3°F (7.4°C) and an average low of 31.1°F (-0.5°C).

Temperature

In December, the meteorological conditions change slightly, with the average high-temperature moving from a fresh 53.4°F (11.9°C) in November to a frosty 45.3°F (7.4°C). An average minimum temperature of 31.1°F (-0.5°C) marks the month of December in Glasgow.

Humidity

The months with the highest humidity are May and December, with an average relative humidity of 78%.

Rainfall

In Glasgow, in December, it is raining for 9 days, with typically 2.01" (51mm) of accumulated precipitation. Throughout the year, there are 146.4 rainfall days, and 23.86" (606mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall in Glasgow. In December, it is snowing for 2.5 days. Throughout December, 0.94" (24mm) of snow is accumulated. Throughout the year, there are 13.5 snowfall days, and 7.48" (190mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Glasgow, with an average of 9h and 36min of daylight.
On the first day of the month, sunrise is at 7:14 am and sunset at 4:59 pm. On the last day of December, in Glasgow, sunrise is at 7:32 am and sunset at 5:09 pm EST.

Sunshine

With an average of 5.4h of sunshine, December has the least sunshine of the year in Glasgow.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Glasgow. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The daily maximum UV index of 2 in December interprets into the following advice:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
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Frequently asked questions

What is the usual temperature for Glasgow in December?

In December, in Glasgow, the average high-temperature is 45.3°F (7.4°C), and the average low-temperature is 31.1°F (-0.5°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 91.4°F (33°C).

What are the most humid months in Glasgow?

The months with the highest humidity in Glasgow, Virginia, are May and December, with an average relative humidity of 78%.

What is the average humidity in December in Glasgow?

In December, the average relative humidity in Glasgow is 78%.

How much does it rain in Glasgow in December?

In December, the rain falls for 9 days. Throughout December, 2.01" (51mm) of precipitation is accumulated.

How much does it snow in Glasgow in December?

In Glasgow, Virginia, in December, during 2.5 snowfall days, 0.94" (24mm) of snow is typically accumulated.

What is the month with the shortest days in Glasgow?

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

What is the average length of the day in December in Glasgow?

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

When are sunrise and sunset in December in Glasgow?

In December, on the first day of the month, sunrise is at 7:14 am and sunset at 4:59 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 5:09 pm EST.

What is the month with the least sunshine in Glasgow?

The month with the least sunshine is December, with an average of 5.4h of sunshine.

How long on average sun shines in December in Glasgow?

In December, the average sunshine duration in Glasgow is 5.4h.

When is the lowest UV index in Glasgow?

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

What is the UV index intensity in December in Glasgow?

In Glasgow, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health threat 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
Glasgow, VA

Average temperature in December - Glasgow, VA
  • Average high temperature in December: 45.3°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 (40.6°F).

  • Average low temperature in December: 31.1°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

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Average pressure in December
Glasgow, VA

Average pressure in December - Glasgow, VA
  • 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 (29.97"Hg).

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Average wind speed in December
Glasgow, VA

Average wind speed in December - Glasgow, VA
  • Average wind speed in December: 5.4mph

The windiest months (with the highest average wind speed) are February and April (6.3mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

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Average humidity in December
Glasgow, VA

Average humidity in December - Glasgow, VA
  • Average humidity in December: 78%

The months with the highest relative humidity are May and December (78%).
The month with the lowest relative humidity is July (73%).

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Average rainfall in December
Glasgow, VA

Average rainfall in December - Glasgow, VA
  • Average rainfall in December: 2.01"

The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is September (1.54").

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Average rainfall days in December
Glasgow, VA

Average rainfall days in December - Glasgow, VA
  • Average rainfall days in December: 9 days

The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is November (7.9 days).

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Average snowfall in December
Glasgow, VA

Average snowfall in December - Glasgow, VA
  • Average snowfall in December: 0.94"

The month with the highest snowfall is March (2.2").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Glasgow, VA

Average snowfall days in December - Glasgow, VA
  • Average snowfall days in December: 2.5 days

The month with the highest number of snowfall days is February (4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Glasgow, VA

Average daylight in December / Average sunshine in December - Glasgow, VA
  • 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: 5h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

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Average sunshine days in December
Glasgow, VA

Average sunshine days in December - Glasgow, VA
  • Average sunshine days in December: 20.4 days

The month with the most sunshine days is November (21.4 days).
The month with the least sunshine days is May (9.8 days).

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Average UV index in December
Glasgow, VA

Average UV index in December - Glasgow, VA
  • 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, November and December (UV index 2).

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Average cloud cover in December
Glasgow, VA

Average cloud cover in December - Glasgow, VA
  • Average cloud cover in December: 43

The month with the most cloud cover is March (Cloud cover 45).
The months with the least cloud cover are June and July (Cloud cover 30).

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Average visibility in December
Glasgow, VA

Average visibility in December - Glasgow, VA
  • Average visibility in December: 5mi

The months with the highest visibility are June, July and November (6mi).
The months with the lowest visibility are January, February, March, April, May, August, September, October and December (5mi).

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Glasgow, Virginia, USA

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