December weather forecastFairview, NJ

December

Weather in December

The first month of the winter, December, is still a cold month in Fairview, New Jersey, with temperature in the range of an average low of 32.7°F (0.4°C) and an average high of 42.1°F (5.6°C).

Temperature

The onset of December introduces a moderate change in Fairview's weather, with average high-temperatures falling from November's cool 51.1°F (10.6°C) to a cold 42.1°F (5.6°C). During December, Fairview sees a mean low-temperature of 32.7°F (0.4°C).

Humidity

In Fairview, the average relative humidity in December is 75%.

Rainfall

In Fairview, in December, it is raining for 8.5 days, with typically 0.98" (25mm) of accumulated precipitation. In Fairview, New Jersey, during the entire year, the rain falls for 112.4 days and collects up to 10.2" (259mm) of precipitation.

Snowfall

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

Daylight

With an average of 9h and 18min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:01 am and sunset at 4:28 pm. On the last day of December, sunrise is at 7:20 am and sunset at 4:38 pm EST.

Sunshine

In December, the average sunshine is 4.9h.

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 value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 2 in December interprets into the following advice:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Updated: Aug 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature, in December, in Fairview, is 42.1°F (5.6°C), while the low-temperature averages to 32.7°F (0.4°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in August is estimated at 86°F (30°C).

The average relative humidity in December is 75%.

In December, the rain falls for 8.5 days. Throughout December, 0.98" (25mm) of precipitation is accumulated.

The months with the most snowfall are February, March and December, with an average 0.47" (12mm) of accumulated snow.

In Fairview, in December, snow falls for 2.9 days, with typically accumulated 0.47" (12mm) of snow.

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

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

In December, on the first day of the month, sunrise is at 7:01 am and sunset at 4:28 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 4:38 pm EST.

In Fairview, New Jersey, the average sunshine duration in December is 4.9h.

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

In Fairview, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health threat from exposure to the Sun's 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
Fairview, NJ

  • Average high temperature in December: 42.1°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (36.3°F).

  • Average low temperature in December: 32.7°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

Average pressure in December
Fairview, NJ

  • 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
Fairview, NJ

  • Average wind speed in December: 9.1mph

The windiest month (with the highest average wind speed) is January (9.6mph).
The calmest month (with the lowest average wind speed) is July (6.4mph).

Average humidity in December
Fairview, NJ

  • Average humidity in December: 75%

The month with the highest relative humidity is February (76%).
The month with the lowest relative humidity is August (70%).

Average rainfall in December
Fairview, NJ

  • Average rainfall in December: 0.98"

The wettest month (with the highest rainfall) is July (1.22").
The driest month (with the least rainfall) is February (0.51").

Average rainfall days in December
Fairview, NJ

  • Average rainfall days in December: 8.5 days

The month with the highest number of rainy days is July (12.3 days).
The month with the least rainy days is January (5.6 days).

Average snowfall in December
Fairview, NJ

  • Average snowfall in December: 0.47"

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

Average snowfall days in December
Fairview, NJ

  • Average snowfall days in December: 2.9 days

The month with the highest number of snowfall days is February (4.2 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
Fairview, NJ

  • Average daylight in December: 9h and 18min

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 54min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in December
Fairview, NJ

  • Average sunshine days in December: 19.6 days

The month with the most sunshine days is January (21.8 days).
The month with the least sunshine days is June (16.1 days).

Average UV index in December
Fairview, 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
Fairview, NJ

  • Average cloud cover in December: 47

The months with the most cloud cover are February, March and December (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in December
Fairview, 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).