Montpelier
Vermont, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Montpelier, VT

Sunset in the scenic leafy town of Montpelier, Vermont, in autumn
Sunset in the scenic leafy town of Montpelier, Vermont, in autumn
The first month of the winter, December, is also a subzero cold month in Montpelier, Vermont, with average temperature ranging between max 31.6°F (-0.2°C) and min 14.4°F (-9.8°C).

Temperature

In December, the average high-temperature drops, from a chilly 43.9°F (6.6°C) in November, to a subzero cold 31.6°F (-0.2°C). In December, the average low-temperature is 14.4°F (-9.8°C).

Rainfall

In Montpelier, in December, during 14.4 rainfall days, 2.7" (69.6mm) of precipitation is typically accumulated. Throughout the year, in Montpelier, there are 148.6 rainfall days, and 37.3" (946.6mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In Montpelier, snow falls for 11.7 days, with typically accumulated 21.9" (556.3mm) of snow. In Montpelier, during the entire year, snow falls for 50.2 days, and aggregates up to 94.2" (2392.7mm) of snow.

Daylight

The month with the shortest days is December, with an average of 8.9h of daylight.

Sunshine

November and December, with an average of 3h of sunshine, are months with the least sunshine in Montpelier.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to the UV radiation for ordinary individuals.
Note: The daily maximum UV index of 1 in December interpret into the following advice:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in December in Montpelier?

The average high-temperature, in December, is 31.6°F (-0.2°C), while the average low-temperature is 14.4°F (-9.8°C).

How many days does it rain in December in Montpelier?

In Montpelier, in December, during 14.4 rainfall days, 2.7" (69.6mm) of precipitation is typically accumulated.

How many days does it snow in December in Montpelier?

In Montpelier, in December, snow falls for 11.7 days, with typically accumulated 21.9" (556.3mm) of snow.

What is the month with the shortest days in Montpelier?

December has the shortest days of the year, with an average of 8.9h of daylight.

How many hours of daylight does Montpelier have in December?

In Montpelier, the average length of the day in December is 8.9h.

What is the month with the least sunshine in Montpelier?

Months with the least sunshine in Montpelier, Vermont, are November and December, with an average of 3h of sunshine.

How long on average sun shines in December in Montpelier?

The average sunshine in December in Montpelier, Vermont, is 3h.

When is the lowest UV index in Montpelier?

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

How high is the UV index in December in Montpelier?

The average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from the exposure to the Sun's UV radiation.
Average temperature in December - Montpelier, VT
  • Average high temperature in December: 31.6°F

The warmest month (with the highest average high temperature) is July (78.5°F).
The month with the lowest average high temperature is January (26.4°F).

  • Average low temperature in December: 14.4°F

The month with the highest average low temperature is July (55.7°F).
The coldest month (with the lowest average low temperature) is January (7°F).

Average rainfall in December - Montpelier, VT
  • Average rainfall in December: 2.7"

The wettest month (with the highest rainfall) is July (4.1").
The driest month (with the lowest rainfall) is February (2").

Average rainfall days in December - Montpelier, VT
  • Average rainfall days in December: 14.4 days

The month with the highest number of rainy days is December (14.4 days).
The month with the lowest number of rainy days is September (10.4 days).

Average snowfall in December - Montpelier, VT
  • Average snowfall in December: 21.9"

The month with the highest snowfall is January (22.6").
Months with the lowest snowfall are May, June, July, August and September (0").

Average snowfall days in December - Montpelier, VT
  • Average snowfall days in December: 11.7 days

The month with the highest number of snowfall days is January (12 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

Average daylight in December / Average sunshine in December - Montpelier, VT
  • Average daylight in December: 8.9h

The month with the longest days is June (Average daylight: 15.5h).
The month with shortest days is December (Average daylight: 8.9h).

  • Average sunshine in December: 3h

Months with most sunshine are June and July (Average sunshine: 9h).
Months with least sunshine are November and December (Average sunshine: 3).

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

Months with the highest UV index are June and July (UV index 8).
Months with the lowest UV index are January and December (UV index 1).