December weather forecast
Lynn Grove, VA

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Weather in December

The first month of the winter, December, is still a chilly month in Lynn Grove, Virginia, with temperature in the range of an average high of 49.1°F (9.5°C) and an average low of 35.1°F (1.7°C).

Temperature

December signifies a minor drop in average high-temperature, transitioning from a refreshing 57°F (13.9°C) in November to a frosty 49.1°F (9.5°C). During December, Lynn Grove records an average temperature of 35.1°F (1.7°C) at night.

Humidity

With an average relative humidity of 78%, December is the most humid month.

Rainfall

In December, in Lynn Grove, Virginia, the rain falls for 10.9 days. Throughout December, 2.52" (64mm) of precipitation is accumulated. Throughout the year, there are 154.5 rainfall days, and 30.35" (771mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall in Lynn Grove. In Lynn Grove, during December, snow falls for 1.5 days and regularly aggregates up to 1.65" (42mm) of snow. Throughout the year, in Lynn Grove, there are 10.1 snowfall days, and 7.2" (183mm) of snow is accumulated.

Daylight

With an average of 9h and 36min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:06 am and sunset at 4:51 pm. On the last day of December, sunrise is at 7:24 am and sunset at 5:01 pm EST.

Sunshine

The month with the least sunshine is December, with an average of 5.1h of sunshine.

UV index

The months with the lowest UV index in Lynn Grove are January 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 the ordinary person.
Note: The maximum daily UV index of 2 during December translates into the following directions:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in December in Lynn Grove?

The high-temperature during December is 49.1°F (9.5°C) and the low-temperature is 35.1°F (1.7°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in September is calculated to be 86°F (30°C).

What is the most humid month in Lynn Grove?

The most humid month in Lynn Grove is December, with an average relative humidity of 78%.

What is the average humidity in December in Lynn Grove?

The average relative humidity in December in Lynn Grove, Virginia, is 78%.

How many days does it rain in December in Lynn Grove?

In Lynn Grove, in December, it is raining for 10.9 days, with typically 2.52" (64mm) of accumulated precipitation.

How many days does it snow in December in Lynn Grove?

In December, in Lynn Grove, it is snowing for 1.5 days. Throughout December, 1.65" (42mm) of snow is accumulated.

What is the month with the shortest days in Lynn Grove?

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

How many hours of daylight does Lynn Grove have in December?

In December, the average day length in Lynn Grove is 9h and 37min.

When are sunrise and sunset in December in Lynn Grove?

In December, on the first day of the month, sunrise is at 7:06 am and sunset at 4:51 pm. On the last day of the month, in Lynn Grove, sunrise is at 7:24 am and sunset at 5:01 pm EST.

What is the month with the least sunshine in Lynn Grove?

December has the least sunshine of the year in Lynn Grove, with an average of 5.1h of sunshine.

How long on average sun shines in December in Lynn Grove?

In Lynn Grove, the average sunshine duration in December is 5.1h.

When is the lowest UV index in Lynn Grove?

January and December, with an average maximum UV index of 2, are months with the lowest UV index in Lynn Grove, Virginia.

What is the UV index reading in December in Lynn Grove?

In December, the average daily maximum UV index in Lynn Grove is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health 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
Lynn Grove, VA

Average temperature in December - Lynn Grove, VA
  • Average high temperature in December: 49.1°F

The warmest month (with the highest average high temperature) is July (90.9°F).
The month with the lowest average high temperature is January (44.6°F).

  • Average low temperature in December: 35.1°F

The month with the highest average low temperature is July (70.2°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).

Average pressure in December
Lynn Grove, VA

Average pressure in December - Lynn Grove, VA
  • 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 (29.95"Hg).

Average wind speed in December
Lynn Grove, VA

Average wind speed in December - Lynn Grove, VA
  • Average wind speed in December: 6mph

The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in December
Lynn Grove, VA

Average humidity in December - Lynn Grove, VA
  • Average humidity in December: 78%

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (68%).

Average rainfall in December
Lynn Grove, VA

Average rainfall in December - Lynn Grove, VA
  • Average rainfall in December: 2.52"

The wettest month (with the highest rainfall) is August (2.87").
The driest month (with the least rainfall) is September (1.73").

Average rainfall days in December
Lynn Grove, VA

Average rainfall days in December - Lynn Grove, VA
  • Average rainfall days in December: 10.9 days

The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is November (9.7 days).

Average snowfall in December
Lynn Grove, VA

Average snowfall in December - Lynn Grove, VA
  • Average snowfall in December: 1.65"

The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Lynn Grove, VA

Average snowfall days in December - Lynn Grove, VA
  • Average snowfall days in December: 1.5 days

The month with the highest number of snowfall days is January (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Lynn Grove, VA

Average daylight in December / Average sunshine in December - Lynn Grove, 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 1min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

Average sunshine days in December
Lynn Grove, VA

Average sunshine days in December - Lynn Grove, VA
  • Average sunshine days in December: 18.6 days

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is May (12.1 days).

Average UV index in December
Lynn Grove, VA

Average UV index in December - Lynn Grove, VA
  • Average UV index in December: 2

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in December
Lynn Grove, VA

Average cloud cover in December - Lynn Grove, VA
  • Average cloud cover in December: 45

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in December
Lynn Grove, VA

Average visibility in December - Lynn Grove, VA
  • Average visibility in December: 5mi

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

Lynn Grove, Virginia, USA

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