Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
December's onset corresponds with a shift in the average high-temperature, moving from a cool 53.6°F (12°C) in November to a chilly 44.2°F (6.8°C). In the month of December, the temperature generally rests at an average low of 33.1°F (0.6°C).Humidity
In December, the average relative humidity is 76%.Rainfall
In December, the rain falls for 7.3 days. Throughout December, 1.26" (32mm) of precipitation is accumulated. Throughout the year, there are 117 rainfall days, and 12.13" (308mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March, May, November and December. In Pine Valley, in December, snow falls for 2 days, with typically accumulated 0.24" (6mm) of snow. Throughout the year, there are 11.4 snowfall days, and 3.11" (79mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 7:02 am and sunset at 4:35 pm. On the last day of December, sunrise is at 7:20 am and sunset at 4:45 pm EST.
Sunshine
In December, the average sunshine is 5.1h.UV index
January, February, 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 radiation for the average person.Note: A maximum daily UV index of 2 during December morphs into the following directions:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How much does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Pine Valley have in December?
What time are sunrise and sunset in December?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Pine Valley, NJ
- Average high temperature in December: 44.2°F
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (37.9°F).
- Average low temperature in December: 33.1°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 (26.1°F).
Average pressure in December
Pine Valley, NJ
- Average pressure in December: 30.09"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Pine Valley, NJ
- Average wind speed in December: 7.6mph
The windiest month (with the highest average wind speed) is April (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in December
Pine Valley, NJ
- Average humidity in December: 76%
The month with the highest relative humidity is October (77%).
The month with the lowest relative humidity is April (71%).
Average rainfall in December
Pine Valley, NJ
- Average rainfall in December: 1.26"
The wettest month (with the highest rainfall) is August (1.38").
The driest months (with the least rainfall) are January and September (0.67").
Average rainfall days in December
Pine Valley, NJ
- Average rainfall days in December: 7.3 days
The month with the highest number of rainy days is July (13.7 days).
The month with the least rainy days is January (6.5 days).
Average snowfall in December
Pine Valley, NJ
- Average snowfall in December: 0.24"
The month with the highest snowfall is February (1.1").
The months with the least snowfall are April, June, July, August, September and October (0").
Average snowfall days in December
Pine Valley, NJ
- Average snowfall days in December: 2 days
The month with the highest number of snowfall days is January (3.5 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
Pine Valley, NJ
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 5h and 1min
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 54min).
Average sunshine days in December
Pine Valley, NJ
- Average sunshine days in December: 21.5 days
The month with the most sunshine days is November (21.7 days).
The month with the least sunshine days is July (14.3 days).
Average UV index in December
Pine Valley, NJ
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Pine Valley, NJ
- Average cloud cover in December: 46
The months with the most cloud cover are February and March (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 31).
Average visibility in December
Pine Valley, 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).
Pine Valley, New Jersey, USA
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