December weather forecastMonterey Beach, NJ

December

Weather in December

December, the first month of the winter in Monterey Beach, is also a frosty month, with temperature in the range of an average high of 45.1°F (7.3°C) and an average low of 37.8°F (3.2°C).

Temperature

December's arrival subtly correlates with a reduction in the average high-temperature, down from a fresh 53.2°F (11.8°C) in November to a chilly 45.1°F (7.3°C). Monterey Beach registers an average low-temperature of 37.8°F (3.2°C) throughout December, a modest decrease from its daytime highs.

Humidity

In Monterey Beach, the average relative humidity in December is 76%.

Rainfall

The month with the most rainfall in Monterey Beach is December, when the rain falls for 11.8 days and typically aggregates up to 3.7" (94mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In December, it is snowing for 1.9 days. Throughout December, 1.1" (28mm) of snow is accumulated. In Monterey Beach, during the entire year, snow falls for 13.1 days and aggregates up to 4.65" (118mm) of snow.

Daylight

With an average of 9h and 24min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 6:59 am and sunset at 4:31 pm. On the last day of December, sunrise is at 7:17 am and sunset at 4:41 pm EST.

Sunshine

The average sunshine in December is 5.1h.

UV index

The months with the lowest UV index are January through March and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the average person.
Note: A maximum high UV index of 2 in December translates into the following recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Updated: Jul 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In December, the average high-temperature and low-temperature are 45.1°F (7.3°C) and 37.8°F (3.2°C) respectively.

The average relative humidity in December is 76%.

December is the month with the most rainfall. Rain falls for 11.8 days and accumulates 3.7" (94mm) of precipitation.

In Monterey Beach, in December, it is raining for 11.8 days, with typically 3.7" (94mm) of accumulated precipitation.

In Monterey Beach, in December, during 1.9 snowfall days, 1.1" (28mm) of snow is typically accumulated.

With an average of 9h and 24min of daylight, December has the shortest days of the year.

In Monterey Beach, the average day length in December is 9h and 23min.

On the first day of December, sunrise is at 6:59 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 4:41 pm EST.

The average sunshine duration in December is 5.1h.

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

In December, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Monterey Beach, NJ

  • Average high temperature in December: 45.1°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (39°F).

  • Average low temperature in December: 37.8°F

The month with the highest average low temperature is August (71.6°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).

Average pressure in December
Monterey Beach, 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
Monterey Beach, NJ

  • Average wind speed in December: 12.9mph

The windiest month (with the highest average wind speed) is January (13.5mph).
The calmest month (with the lowest average wind speed) is July (8.8mph).

Average humidity in December
Monterey Beach, NJ

  • Average humidity in December: 76%

The months with the highest relative humidity are May and June (81%).
The months with the lowest relative humidity are January and November (74%).

Average rainfall in December
Monterey Beach, NJ

  • Average rainfall in December: 3.7"

The wettest month (with the highest rainfall) is December (3.7").
The driest month (with the least rainfall) is January (2.01").

Average rainfall days in December
Monterey Beach, NJ

  • Average rainfall days in December: 11.8 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 days).

Average snowfall in December
Monterey Beach, NJ

  • Average snowfall in December: 1.1"

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

Average snowfall days in December
Monterey Beach, NJ

  • Average snowfall days in December: 1.9 days

The month with the highest number of snowfall days is January (4.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Monterey Beach, NJ

  • Average daylight in December: 9h and 24min

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 24min).

  • 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 54min).

Average sunshine days in December
Monterey Beach, NJ

  • Average sunshine days in December: 15.9 days

The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is July (13.1 days).

Average UV index in December
Monterey Beach, 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 and December (UV index 2).

Average cloud cover in December
Monterey Beach, NJ

  • Average cloud cover in December: 47

The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 28).

Average visibility in December
Monterey Beach, 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).