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
With the beginning of December, the average high-temperature shows a small decrease, transitioning from a fresh 52.7°F (11.5°C) in November to a frosty 44.6°F (7°C). In Cedar Glen Lakes, December nights witness a steady temperature drop to a wintry 34.3°F (1.3°C).Humidity
The average relative humidity in December is 78%.Rainfall
In Cedar Glen Lakes, in December, during 8.1 rainfall days, 1.06" (27mm) of precipitation is typically accumulated. Throughout the year, in Cedar Glen Lakes, there are 114.4 rainfall days, and 10.28" (261mm) of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall. In Cedar Glen Lakes, in December, during 2.2 snowfall days, 0.59" (15mm) of snow is typically accumulated. Throughout the year, there are 12.4 snowfall days, and 2.36" (60mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 7:00 am and sunset at 4:33 pm. On the last day of December, sunrise is at 7:19 am and sunset at 4:42 pm EST.
Sunshine
The average sunshine in December in Cedar Glen Lakes 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 in Cedar Glen Lakes, New Jersey. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the average person.Note: The daily high UV index of 2 during December translates into the following recommendations:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Cedar Glen Lakes?
What is the average humidity in December in Cedar Glen Lakes?
How much does it rain in Cedar Glen Lakes in December?
How much does it snow in Cedar Glen Lakes in December?
What is the month with the shortest days in Cedar Glen Lakes?
What is the average length of the day in December in Cedar Glen Lakes?
What time are sunrise and sunset in December in Cedar Glen Lakes?
How long on average sun shines in December in Cedar Glen Lakes?
What are the months with the lowest UV index in Cedar Glen Lakes?
What is the UV index reading in December in Cedar Glen Lakes?
Average temperature in December
Cedar Glen Lakes, NJ
- Average high temperature in December: 44.6°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (37.9°F).
- Average low temperature in December: 34.3°F
The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (27°F).
Average pressure in December
Cedar Glen Lakes, 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
Cedar Glen Lakes, NJ
- Average wind speed in December: 9.3mph
The windiest month (with the highest average wind speed) is March (10mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in December
Cedar Glen Lakes, NJ
- Average humidity in December: 78%
The months with the highest relative humidity are May and June (79%).
The month with the lowest relative humidity is April (73%).
Average rainfall in December
Cedar Glen Lakes, NJ
- Average rainfall in December: 1.06"
The wettest month (with the highest rainfall) is July (1.38").
The driest months (with the least rainfall) are January and September (0.55").
Average rainfall days in December
Cedar Glen Lakes, NJ
- Average rainfall days in December: 8.1 days
The month with the highest number of rainy days is July (13.7 days).
The month with the least rainy days is January (5.6 days).
Average snowfall in December
Cedar Glen Lakes, NJ
- Average snowfall in December: 0.59"
The month with the highest snowfall is January (0.63").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Cedar Glen Lakes, NJ
- Average snowfall days in December: 2.2 days
The month with the highest number of snowfall days is January (3.7 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
Cedar Glen Lakes, NJ
- Average daylight in December: 9h and 2min
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 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 48min).
Average sunshine days in December
Cedar Glen Lakes, NJ
- Average sunshine days in December: 21.5 days
The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is July (14.1 days).
Average UV index in December
Cedar Glen Lakes, 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, November and December (UV index 2).
Average cloud cover in December
Cedar Glen Lakes, 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 30).
Average visibility in December
Cedar Glen Lakes, 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).
Cedar Glen Lakes, New Jersey, USA
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