December weather forecast
Underhill Center, VT

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Weather in December

December, the first month of the winter in Underhill Center, is still a freezing cold month, with an average temperature varying between 18.5°F (-7.5°C) and 28.6°F (-1.9°C).

Temperature

Underhill Center in December experiences a subtle temperature decline, with average high-temperatures reducing from a wintry 39.9°F (4.4°C) in November to a subzero cold 28.6°F (-1.9°C). An average low-temperature of 18.5°F (-7.5°C) is anticipated throughout the nights in Underhill Center during December.

Humidity

In December, the average relative humidity is 86%.

Rainfall

In Underhill Center, during December, the rain falls for 10.5 days and regularly aggregates up to 2.72" (69mm) of precipitation. Throughout the year, there are 165.8 rainfall days, and 33.07" (840mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Underhill Center, Vermont. In Underhill Center, in December, snow falls for 21 days, with typically accumulated 11.3" (287mm) of snow. In Underhill Center, during the entire year, snow falls for 110.5 days and aggregates up to 70.87" (1800mm) of snow.

Daylight

With an average of 8h and 54min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:08 am and sunset at 4:13 pm. On the last day of December, sunrise is at 7:27 am and sunset at 4:21 pm EST.

Sunshine

In December, the average sunshine in Underhill Center is 3h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum high daily UV index of 1 during December translates into the following directions:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.

Frequently asked questions

How cold is it in December?

The high-temperature, in December, in Underhill Center, is 28.6°F (-1.9°C), while the low-temperature averages to 18.5°F (-7.5°C).

What is the average humidity in December?

The average relative humidity in December is 86%.

How many days does it rain in December?

In Underhill Center, during December, the rain falls for 10.5 days and regularly aggregates up to 2.72" (69mm) of precipitation.

How much does it snow in December?

In Underhill Center, during December, snow falls for 21 days and regularly aggregates up to 11.3" (287mm) of snow.

What is the month with the shortest days?

With an average of 8h and 54min of daylight, December has the shortest days of the year.

How many hours of daylight does Underhill Center have in December?

The average day length in December is 8h and 54min.

When is the sunrise / sunset in December in Underhill Center?

On the first day of December, sunrise is at 7:08 am and sunset at 4:13 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 4:21 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 and December, with an average maximum UV index of 1.

What is the UV index reading in December?

In Underhill Center, the average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a low health risk 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
Underhill Center, VT

Average temperature in December - Underhill Center, VT
  • Average high temperature in December: 28.6°F

The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is January (22.8°F).

  • Average low temperature in December: 18.5°F

The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (10.2°F).

Average pressure in December
Underhill Center, VT

Average pressure in December - Underhill Center, VT
  • Average pressure in December: 30.04"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
Underhill Center, VT

Average wind speed in December - Underhill Center, VT
  • Average wind speed in December: 6.5mph

The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in December
Underhill Center, VT

Average humidity in December - Underhill Center, VT
  • Average humidity in December: 86%

The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is May (77%).

Average rainfall in December
Underhill Center, VT

Average rainfall in December - Underhill Center, VT
  • Average rainfall in December: 2.72"

The wettest month (with the highest rainfall) is June (3.39").
The driest month (with the least rainfall) is September (2.09").

Average rainfall days in December
Underhill Center, VT

Average rainfall days in December - Underhill Center, VT
  • Average rainfall days in December: 10.5 days

The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is February (6.4 days).

Average snowfall in December
Underhill Center, VT

Average snowfall in December - Underhill Center, VT
  • Average snowfall in December: 11.3"

The month with the highest snowfall is January (14.92").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Underhill Center, VT

Average snowfall days in December - Underhill Center, VT
  • Average snowfall days in December: 21 days

The month with the highest number of snowfall days is January (23.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Underhill Center, VT

Average daylight in December / Average sunshine in December - Underhill Center, 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 months with the most sunshine are July and August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 2h and 36min).

Average sunshine days in December
Underhill Center, VT

Average sunshine days in December - Underhill Center, VT
  • Average sunshine days in December: 6.9 days

The month with the most sunshine days is September (15.2 days).
The month with the least sunshine days is February (4.8 days).

Average UV index in December
Underhill Center, VT

Average UV index in December - Underhill Center, VT
  • Average UV index in December: 1

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

Average cloud cover in December
Underhill Center, VT

Average cloud cover in December - Underhill Center, VT
  • Average cloud cover in December: 71

The months with the most cloud cover are January and February (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 37).

Average visibility in December
Underhill Center, VT

Average visibility in December - Underhill Center, VT
  • Average visibility in December: 4mi

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

Underhill Center, Vermont, USA

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