December weather forecastNorth Middletown, NJ

December

Weather in December

The first month of the winter, December, is also a frosty month in North Middletown, New Jersey, with an average temperature ranging between min 35.4°F (1.9°C) and max 43.9°F (6.6°C).

Temperature

December's onset corresponds with a subtle shift in the average high-temperature, slightly moving from a cool 52.2°F (11.2°C) in November to a frosty 43.9°F (6.6°C). North Middletown, during December nights, observes a steady temperature, averaging at a cold 35.4°F (1.9°C).

Humidity

The average relative humidity in December in North Middletown is 76%.

Rainfall

In North Middletown, during December, the rain falls for 9.3 days and regularly aggregates up to 1.14" (29mm) of precipitation. Throughout the year, in North Middletown, New Jersey, there are 127 rainfall days, and 12.99" (330mm) of precipitation is accumulated.

Snowfall

Months with snowfall in North Middletown are January through March, October through December. The months with the most snowfall in North Middletown are January and December, with an average 0.47" (12mm) of accumulated snow.

Ocean temperature

In North Middletown, in December, the average water temperature is 48°F (8.9°C).
Note: Dipping in 48°F (8.9°C) at temperatures less than 50°F (10°C) without proper gear can lead to pronounced cold shock and breathing difficulties.

Daylight

The month with the shortest days in North Middletown is December, with an average of 9h and 18min of daylight.
On the first day of the month, sunrise is at 7:00 am and sunset at 4:30 pm. On the last day of December, in North Middletown, sunrise is at 7:19 am and sunset at 4:40 pm EST.

Sunshine

In December, the average sunshine in North Middletown is 5.1h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the average person.
Note: The maximum UV index, 2 during December, leads to the following recommendations:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.

Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The average high-temperature, in December, in North Middletown, is 43.9°F (6.6°C), while the average low-temperature is 35.4°F (1.9°C). In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is computed to be 86°F (30°C).

In December, the average relative humidity in North Middletown is 76%.

In North Middletown, during December, the rain falls for 9.3 days and regularly aggregates up to 1.14" (29mm) of precipitation.

The months with the most snowfall in North Middletown, New Jersey, are January and December, with an average 0.47" (12mm) of accumulated snow.

In North Middletown, New Jersey, in December, snow falls for 3.4 days, with typically accumulated 0.47" (12mm) of snow.

In North Middletown, the average seawater temperature in December is 48°F (8.9°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

The month with the shortest days is December, with an average of 9h and 18min of daylight.

The average day length in December is 9h and 20min.

In December, on the first day of the month, sunrise is at 7:00 am and sunset at 4:30 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 4:40 pm EST.

In North Middletown, the average sunshine duration in December is 5.1h.

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

In December, the average daily maximum UV index in North Middletown, New Jersey, is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

52.2°F

43.9°F

37.8°F

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

11.6mph

11.8mph

12.4mph

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

0.5

3.4

4.7

Average sea temperature

Average daylight

Average sunshine

Average sunshine days

21.2

Average UV index

Average cloud cover

Average visibility

Average temperature in December
North Middletown, NJ

Average high temperature in December: 43.9°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (37.8°F).

Average low temperature in December: 35.4°F

The month with the highest average low temperature is July (70.5°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).

Average pressure in December
North Middletown, NJ

Average pressure in December: 30.08"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in December
North Middletown, NJ

Average wind speed in December: 11mph

The windiest month (with the highest average wind speed) is January (11.7mph).
The calmest month (with the lowest average wind speed) is July (7.5mph).

Average humidity in December
North Middletown, NJ

Average humidity in December: 76%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is November (73%).

Average rainfall in December
North Middletown, NJ

Average rainfall in December: 1.14"

The wettest month (with the highest rainfall) is July (1.69").
The driest month (with the least rainfall) is January (0.63").

Average rainfall days in December
North Middletown, NJ

Average rainfall days in December: 9.3 days

The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is January (6.6 days).

Average snowfall in December
North Middletown, NJ

Average snowfall in December: 0.47"

The months with the highest snowfall are January and December (0.47").
The months with the least snowfall are April, May, June, July, August and September (0").

Average snowfall days in December
North Middletown, NJ

Average snowfall days in December: 3.4 days

The month with the highest number of snowfall days is January (4.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average sea temperature in December
North Middletown, NJ

Average sea temperature in December: 48.1°F

The best month for swimming (with the highest average sea temperature) is August (74.8°F).
The coldest month (with the lowest average sea temperature) is February (40.4°F).

Average daylight in December /
Average sunshine in December
North Middletown, NJ

Average daylight in December: 9h and 18min

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: 5h and 6min

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).

Average sunshine days in December
North Middletown, NJ

Average sunshine days in December: 18 days

The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is July (13.2 days).

Average UV index in December
North Middletown, NJ

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
North Middletown, NJ

Average cloud cover in December: 46

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in December
North Middletown, NJ

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).