December weather forecast
North Massapequa, NY

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Weather in December

December, the first month of the winter in North Massapequa, is also a frosty month, with an average temperature varying between 37°F (2.8°C) and 44.1°F (6.7°C).

Temperature

With the arrival of December, North Massapequa experiences a modest decline in average high-temperatures, transitioning from a cool 52.2°F (11.2°C) in November to a frosty 44.1°F (6.7°C). A mean low-temperature of 37°F (2.8°C) is a distinguishing feature of December in North Massapequa, indicating a slight dip from daytime highs.

Humidity

In December, the average relative humidity is 74%.

Rainfall

In North Massapequa, in December, during 12.6 rainfall days, 3.27" (83mm) of precipitation is typically accumulated. Throughout the year, in North Massapequa, there are 158.8 rainfall days, and 31.38" (797mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In December, it is snowing for 2.7 days. Throughout December, 0.59" (15mm) of snow is accumulated. In North Massapequa, during the entire year, snow falls for 16.8 days and aggregates up to 4.17" (106mm) of snow.

Daylight

The month with the shortest days in North Massapequa is December, with an average of 9h and 18min of daylight.
On the first day of the month, sunrise is at 6:59 am and sunset at 4:27 pm. On the last day of December, in North Massapequa, New York, sunrise is at 7:17 am and sunset at 4:36 pm EST.

Sunshine

The average sunshine in December is 4.9h.

UV index

January through March and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: The daily high UV index of 2 during December translates into the following recommendations:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
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Frequently asked questions

Is December cold in North Massapequa?

In North Massapequa, in December, the average high-temperature is 44.1°F (6.7°C), and the average low-temperature is 37°F (2.8°C).

What is the average humidity in December in North Massapequa?

In North Massapequa, the average relative humidity in December is 74%.

How much does it rain in North Massapequa in December?

In North Massapequa, during December, the rain falls for 12.6 days and regularly aggregates up to 3.27" (83mm) of precipitation.

How many days does it snow in December in North Massapequa?

In North Massapequa, in December, snow falls for 2.7 days, with typically accumulated 0.59" (15mm) of snow.

What is the month with the shortest days in North Massapequa?

With an average of 9h and 18min of daylight, December has the shortest days of the year in North Massapequa, New York.

What is the average length of the day in December in North Massapequa?

In December, the average day length is 9h and 19min.

When is the sunrise / sunset in December in North Massapequa?

On the first day of December in North Massapequa, New York, sunrise is at 6:59 am and sunset at 4:27 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 4:36 pm EST.

How many hours of sunshine does North Massapequa have in December?

In North Massapequa, the average sunshine duration in December is 4.9h.

What is the month with the lowest UV index in North Massapequa?

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

How high is the UV index in December in North Massapequa?

In December, the average daily maximum UV index in North Massapequa is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's 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
North Massapequa, NY

Average temperature in December - North Massapequa, NY
  • Average high temperature in December: 44.1°F

The warmest months (with the highest average high temperature) are July and August (78.4°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in December: 37°F

The months with the highest average low temperature are July and August (72°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).

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Average pressure in December
North Massapequa, NY

Average pressure in December - North Massapequa, NY
  • Average pressure in December: 30.06"Hg

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in December
North Massapequa, NY

Average wind speed in December - North Massapequa, NY
  • Average wind speed in December: 13.4mph

The windiest month (with the highest average wind speed) is January (13.9mph).
The calmest month (with the lowest average wind speed) is July (9.1mph).

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Average humidity in December
North Massapequa, NY

Average humidity in December - North Massapequa, NY
  • Average humidity in December: 74%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is November (71%).

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Average rainfall in December
North Massapequa, NY

Average rainfall in December - North Massapequa, NY
  • Average rainfall in December: 3.27"

The wettest month (with the highest rainfall) is July (3.39").
The driest month (with the least rainfall) is January (1.89").

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Average rainfall days in December
North Massapequa, NY

Average rainfall days in December - North Massapequa, NY
  • Average rainfall days in December: 12.6 days

The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is January (9.1 days).

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Average snowfall in December
North Massapequa, NY

Average snowfall in December - North Massapequa, NY
  • Average snowfall in December: 0.59"

The month with the highest snowfall is March (1.34").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
North Massapequa, NY

Average snowfall days in December - North Massapequa, NY
  • Average snowfall days in December: 2.7 days

The month with the highest number of snowfall days is January (5.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
North Massapequa, NY

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

The month with the longest days is June (Average daylight: 15h and 0min).
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 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in December
North Massapequa, NY

Average sunshine days in December - North Massapequa, NY
  • Average sunshine days in December: 13.5 days

The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is July (12.3 days).

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Average UV index in December
North Massapequa, NY

Average UV index in December - North Massapequa, 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 and December (UV index 2).

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Average cloud cover in December
North Massapequa, NY

Average cloud cover in December - North Massapequa, NY
  • Average cloud cover in December: 48

The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in December
North Massapequa, NY

Average visibility in December - North Massapequa, 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).

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North Massapequa, New York, USA

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