December weather forecastBuena, NJ
December
Weather in December
The first month of the winter, December, is also a frosty month in Buena, New Jersey, with temperature in the range of an average low of 34.2°F (1.2°C) and an average high of 45.3°F (7.4°C).Temperature
The arrival of December suggests a slight decrease in the average high-temperature, moving from a fresh 53.8°F (12.1°C) in November to a frosty 45.3°F (7.4°C). Buena, during the nights of December, experiences an average temperature drop to an icy 34.2°F (1.2°C).Humidity
The average relative humidity in December is 77%.Rainfall
In Buena, during December, the rain falls for 9.2 days and regularly aggregates up to 1.5" (38mm) of precipitation. In Buena, during the entire year, the rain falls for 119.7 days and collects up to 15" (381mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. In Buena, in December, snow falls for 2.3 days, with typically accumulated 0.51" (13mm) of snow. Throughout the year, there are 13.6 snowfall days, and 4.29" (109mm) 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 December, sunrise is at 7:01 am and sunset at 4:36 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 4:46 pm EST.
Sunshine
The average sunshine in December is 5h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Experience reduced UV exposure by about half when donning a wide-brim hat. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Buena, NJ
- Average high temperature in December: 45.3°F
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in December: 34.2°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (27°F).
Average pressure in December
Buena, 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
Buena, NJ
- Average wind speed in December: 7.9mph
The windiest month (with the highest average wind speed) is April (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).
Average humidity in December
Buena, NJ
- Average humidity in December: 77%
The months with the highest relative humidity are June, September and October (79%).
The month with the lowest relative humidity is April (72%).
Average rainfall in December
Buena, NJ
- Average rainfall in December: 1.5"
The wettest month (with the highest rainfall) is July (1.77").
The driest month (with the least rainfall) is January (0.75").
Average rainfall days in December
Buena, NJ
- Average rainfall days in December: 9.2 days
The month with the highest number of rainy days is July (14.5 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in December
Buena, NJ
- Average snowfall in December: 0.51"
The month with the highest snowfall is January (1.38").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Buena, NJ
- Average snowfall days in December: 2.3 days
The month with the highest number of snowfall days is January (4.5 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
Buena, NJ
- Average daylight in December: 9h and 24min
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 0min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in December
Buena, NJ
- Average sunshine days in December: 20 days
The month with the most sunshine days is November (21.7 days).
The month with the least sunshine days is July (14.8 days).
Average UV index in December
Buena, 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
Buena, NJ
- Average cloud cover in December: 47
The months with the most cloud cover are February and March (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 31).
Average visibility in December
Buena, 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).





