December weather forecast
Lunenburg, VT

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Weather in December

December, the first month of the winter in Lunenburg, is still a freezing cold month, with an average temperature fluctuating between 27.7°F (-2.4°C) and 17.2°F (-8.2°C).

Temperature

The onset of December introduces a moderate change in Lunenburg's weather, with average high-temperatures falling from November's cold 38.8°F (3.8°C) to a subzero cold 27.7°F (-2.4°C). During the month of December, Lunenburg experiences a steady low-temperature average of 17.2°F (-8.2°C).

Humidity

In Lunenburg, the average relative humidity in December is 86%.

Rainfall

In Lunenburg, during December, the rain falls for 9.2 days and regularly aggregates up to 2.48" (63mm) of precipitation. In Lunenburg, during the entire year, the rain falls for 150.5 days and collects up to 27.99" (711mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Lunenburg, during December, snow falls for 20 days and regularly aggregates up to 9.53" (242mm) of snow. In Lunenburg, during the entire year, snow falls for 104.2 days and aggregates up to 61.02" (1550mm) of snow.

Daylight

The month with the shortest days is December, with an average of 8h and 54min of daylight.
On the first day of December, sunrise is at 7:03 am and sunset at 4:08 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 4:17 pm EST.

Sunshine

In December, the average sunshine is 3h.

UV index

January, February and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In December, the maximum UV index of 1 suggests these recommendations:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Updated: Jun 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in Lunenburg in December?

The high-temperature during December is 27.7°F (-2.4°C) and the low-temperature is 17.2°F (-8.2°C).

What is the average humidity in December?

In Lunenburg, the average relative humidity in December is 86%.

How many days does it rain in December?

In Lunenburg, in December, during 9.2 rainfall days, 2.48" (63mm) of precipitation is typically accumulated.

How much does it snow in December?

In Lunenburg, Vermont, in December, during 20 snowfall days, 9.53" (242mm) of snow is typically accumulated.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 8h and 54min of daylight.

What is the average length of the day in December?

In December, the average day length is 8h and 54min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:03 am and sunset at 4:08 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 4:17 pm EST.

How long on average sun shines in December?

In December, the average sunshine duration is 3h.

When is the lowest UV index?

The months with the lowest UV index are January, February and December, with an average maximum UV index of 1.

What is the UV index reading in December in Lunenburg?

In Lunenburg, the average daily maximum UV index in December is 1. A UV Index value of 2, and less, symbolizes 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
Lunenburg, VT

Average temperature in December - Lunenburg, VT
  • Average high temperature in December: 27.7°F

The warmest month (with the highest average high temperature) is July (75.6°F).
The month with the lowest average high temperature is January (22.5°F).

  • Average low temperature in December: 17.2°F

The month with the highest average low temperature is July (53.2°F).
The coldest month (with the lowest average low temperature) is January (9°F).

Average pressure in December
Lunenburg, VT

Average pressure in December - Lunenburg, VT
  • Average pressure in December: 30.03"Hg

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in December
Lunenburg, VT

Average wind speed in December - Lunenburg, VT
  • Average wind speed in December: 5.8mph

The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

Average humidity in December
Lunenburg, VT

Average humidity in December - Lunenburg, VT
  • Average humidity in December: 86%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is May (76%).

Average rainfall in December
Lunenburg, VT

Average rainfall in December - Lunenburg, VT
  • Average rainfall in December: 2.48"

The wettest month (with the highest rainfall) is October (2.95").
The driest month (with the least rainfall) is August (1.97").

Average rainfall days in December
Lunenburg, VT

Average rainfall days in December - Lunenburg, VT
  • Average rainfall days in December: 9.2 days

The month with the highest number of rainy days is June (17.4 days).
The month with the least rainy days is February (5 days).

Average snowfall in December
Lunenburg, VT

Average snowfall in December - Lunenburg, VT
  • Average snowfall in December: 9.53"

The month with the highest snowfall is February (13.43").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Lunenburg, VT

Average snowfall days in December - Lunenburg, VT
  • Average snowfall days in December: 20 days

The month with the highest number of snowfall days is January (21.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Lunenburg, VT

Average daylight in December / Average sunshine in December - Lunenburg, VT
  • Average daylight in December: 8h and 5min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in December: 3h and 0min

The month with the most sunshine is August (Average sunshine: 9h and 30min).
The months with the least sunshine are January and February (Average sunshine: 2h and 36min).

Average sunshine days in December
Lunenburg, VT

Average sunshine days in December - Lunenburg, VT
  • Average sunshine days in December: 8 days

The month with the most sunshine days is September (15.4 days).
The month with the least sunshine days is February (6.3 days).

Average UV index in December
Lunenburg, VT

Average UV index in December - Lunenburg, VT
  • Average UV index in December: 1

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).

Average cloud cover in December
Lunenburg, VT

Average cloud cover in December - Lunenburg, VT
  • Average cloud cover in December: 72

The month with the most cloud cover is February (Cloud cover 76).
The month with the least cloud cover is July (Cloud cover 42).

Average visibility in December
Lunenburg, VT

Average visibility in December - Lunenburg, VT
  • Average visibility in December: 4mi

The months with the highest visibility are May, June, July and November (5mi).
The months with the lowest visibility are January, February, March, April, August, September, October and December (4mi).

Lunenburg, Vermont, USA

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