December weather forecast
Moodus, CT

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Weather in December

The first month of the winter, December, is also an icy month in Moodus, Connecticut, with an average temperature ranging between max 40.3°F (4.6°C) and min 29.7°F (-1.3°C).

Temperature

December comes with a decrease in the average high-temperature, falling from a chilly 49.6°F (9.8°C) in November to a wintry 40.3°F (4.6°C). The low-temperature averages to a subzero cold 29.7°F (-1.3°C) during the nights of December.

Humidity

In December, the average relative humidity is 76%.

Rainfall

The month with the most rainfall is December, when the rain falls for 6.8 days and typically aggregates up to 1.02" (26mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall. In Moodus, in December, snow falls for 4.1 days, with typically accumulated 0.75" (19mm) of snow. In Moodus, during the entire year, snow falls for 22.3 days and aggregates up to 3.82" (97mm) of snow.

Daylight

With an average of 9h and 12min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 6:57 am and sunset at 4:20 pm. On the last day of December, in Moodus, sunrise is at 7:16 am and sunset at 4:30 pm EST.

Sunshine

The months with the least sunshine are February and December, with an average of 4.6h of sunshine.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The daily high UV index of 1 in December translates into this advice:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Updated: Aug 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold does it get in December?

During December, Moodus experiences an average high-temperature of 40.3°F (4.6°C) and a low-temperature of 29.7°F (-1.3°C). The average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in July is appraised at 87.8°F (31°C).

What is the average humidity in December in Moodus?

The average relative humidity in December is 76%.

What is the wettest month?

The month with the most rainfall in Moodus is December, when the rain falls for 6.8 days and typically aggregates up to 1.02" (26mm) of precipitation.

How much does it rain in December?

In Moodus, in December, during 6.8 rainfall days, 1.02" (26mm) of precipitation is typically accumulated.

How much does it snow in December?

In Moodus, Connecticut, in December, during 4.1 snowfall days, 0.75" (19mm) of snow is typically accumulated.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 12min of daylight.

What is the average length of the day in December?

In December, the average day length is 9h and 14min.

When are sunrise and sunset in December in Moodus?

In December, on the first day of the month, sunrise is at 6:57 am and sunset at 4:20 pm. On the last day of the month, in Moodus, sunrise is at 7:16 am and sunset at 4:30 pm EST.

What are the months with the least sunshine?

February and December, with an average of 4.6h of sunshine, are months with the least sunshine.

How many hours of sunshine does Moodus have in December?

In December, the average sunshine duration is 4.6h.

What is the month with the lowest UV index?

With an average maximum UV index of 1, December is the month with the lowest UV index.

What is the UV index reading in December?

The average daily maximum UV index in December is 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to Sun's UV rays.
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
Moodus, CT

Average temperature in December - Moodus, CT
  • Average high temperature in December: 40.3°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (34.3°F).

  • Average low temperature in December: 29.7°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).

Average pressure in December
Moodus, CT

Average pressure in December - Moodus, CT
  • Average pressure in December: 30.05"Hg

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in December
Moodus, CT

Average wind speed in December - Moodus, CT
  • Average wind speed in December: 8.3mph

The windiest months (with the highest average wind speed) are January and March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

Average humidity in December
Moodus, CT

Average humidity in December - Moodus, CT
  • Average humidity in December: 76%

The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is April (71%).

Average rainfall in December
Moodus, CT

Average rainfall in December - Moodus, CT
  • Average rainfall in December: 1.02"

The wettest month (with the highest rainfall) is December (1.02").
The driest month (with the least rainfall) is September (0.35").

Average rainfall days in December
Moodus, CT

Average rainfall days in December - Moodus, CT
  • Average rainfall days in December: 6.8 days

The month with the highest number of rainy days is July (11.8 days).
The month with the least rainy days is January (5.1 days).

Average snowfall in December
Moodus, CT

Average snowfall in December - Moodus, CT
  • Average snowfall in December: 0.75"

The month with the highest snowfall is March (1.26").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in December
Moodus, CT

Average snowfall days in December - Moodus, CT
  • Average snowfall days in December: 4.1 days

The month with the highest number of snowfall days is February (6.4 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Moodus, CT

Average daylight in December / Average sunshine in December - Moodus, CT
  • Average daylight in December: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in December: 4h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The months with the least sunshine are February and December (Average sunshine: 4h and 36min).

Average sunshine days in December
Moodus, CT

Average sunshine days in December - Moodus, CT
  • Average sunshine days in December: 20.2 days

The month with the most sunshine days is January (21.8 days).
The month with the least sunshine days is July (17.1 days).

Average UV index in December
Moodus, CT

Average UV index in December - Moodus, CT
  • Average UV index in December: 1

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in December
Moodus, CT

Average cloud cover in December - Moodus, CT
  • Average cloud cover in December: 49

The months with the most cloud cover are February and March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in December
Moodus, CT

Average visibility in December - Moodus, CT
  • Average visibility in December: 6mi

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

Moodus, Connecticut, USA

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