December weather forecast
Matinecock, NY

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Weather in December

December, the first month of the winter in Matinecock, is also an icy month, with an average temperature varying between 42.4°F (5.8°C) and 34.7°F (1.5°C).

Temperature

Matinecock's weather in December involves a mild decrease in the average high-temperature, moving down slightly from November's cool 51.1°F (10.6°C) to an icy 42.4°F (5.8°C). December sees a slight dip to an average low temperature of 34.7°F (1.5°C) from the daytime highs.

Humidity

February, May and December, with an average relative humidity of 75%, are the most humid months.

Rainfall

December is the month with the most rainfall in Matinecock. Rain falls for 12.9 days and accumulates 4.06" (103mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In Matinecock, in December, snow falls for 3.5 days, with typically accumulated 1.54" (39mm) of snow. Throughout the year, there are 22.2 snowfall days, and 7.24" (184mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 18min of daylight.
On the first day of December in Matinecock, sunrise is at 7:00 am and sunset at 4:27 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 4:36 pm EST.

Sunshine

The average sunshine in December is 4.9h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum daily UV index of 2 during December morphs into the following directions:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Updated: Jul 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it cold during December?

An average high-temperature, in December, in Matinecock, is 42.4°F (5.8°C) and the average low-temperature is 34.7°F (1.5°C). In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, is evaluated at 86°F (30°C).

What are the most humid months?

The months with the highest humidity are February, May and December, with an average relative humidity of 75%.

What is the average humidity in December?

The average relative humidity in December is 75%.

What is the rainiest month?

December is the month with the most rainfall. Rain falls for 12.9 days and accumulates 4.06" (103mm) of precipitation.

How much does it rain in December?

In Matinecock, New York, in December, it is raining for 12.9 days, with typically 4.06" (103mm) of accumulated precipitation.

How many days does it snow in December?

In Matinecock, in December, during 3.5 snowfall days, 1.54" (39mm) of snow is typically accumulated.

What is the month with the shortest days in Matinecock?

December has the shortest days of the year, with an average of 9h and 18min of daylight.

What is the average length of the day in December?

In Matinecock, the average day length in December is 9h and 18min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:00 am and sunset at 4:27 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 4:36 pm EST.

How many hours of sunshine does Matinecock have in December?

In December, the average sunshine duration is 4.9h.

What are the months with the lowest UV index?

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Matinecock.

What is the UV index intensity in December?

The average daily maximum UV index in December 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
Matinecock, NY

Average temperature in December - Matinecock, NY
  • Average high temperature in December: 42.4°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (36.5°F).

  • Average low temperature in December: 34.7°F

The months with the highest average low temperature are July and August (70.3°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).

Average pressure in December
Matinecock, NY

Average pressure in December - Matinecock, NY
  • Average pressure in December: 30.07"Hg

The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in December
Matinecock, NY

Average wind speed in December - Matinecock, NY
  • Average wind speed in December: 10.8mph

The windiest month (with the highest average wind speed) is January (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.3mph).

Average humidity in December
Matinecock, NY

Average humidity in December - Matinecock, NY
  • Average humidity in December: 75%

The months with the highest relative humidity are February, May and December (75%).
The months with the lowest relative humidity are August and November (71%).

Average rainfall in December
Matinecock, NY

Average rainfall in December - Matinecock, NY
  • Average rainfall in December: 4.06"

The wettest month (with the highest rainfall) is December (4.06").
The driest month (with the least rainfall) is September (2.4").

Average rainfall days in December
Matinecock, NY

Average rainfall days in December - Matinecock, NY
  • Average rainfall days in December: 12.9 days

The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is January (9.3 days).

Average snowfall in December
Matinecock, NY

Average snowfall in December - Matinecock, NY
  • Average snowfall in December: 1.54"

The month with the highest snowfall is March (2.01").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Matinecock, NY

Average snowfall days in December - Matinecock, NY
  • Average snowfall days in December: 3.5 days

The month with the highest number of snowfall days is January (6.8 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
Matinecock, NY

Average daylight in December / Average sunshine in December - Matinecock, NY
  • Average daylight in December: 9h and 2min

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 18min).

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in December
Matinecock, NY

Average sunshine days in December - Matinecock, NY
  • Average sunshine days in December: 15.5 days

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is July (10.6 days).

Average UV index in December
Matinecock, NY

Average UV index in December - Matinecock, NY
  • Average UV index in December: 2

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in December
Matinecock, NY

Average cloud cover in December - Matinecock, NY
  • Average cloud cover in December: 47

The months with the most cloud cover are February and December (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 29).

Average visibility in December
Matinecock, NY

Average visibility in December - Matinecock, NY
  • Average visibility in December: 6mi

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

Matinecock, New York, USA

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