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 brings a slight change in high-temperatures, falling from a chilly 49.8°F (9.9°C) in November to an icy 40.1°F (4.5°C). During December, the temperature in Pompton Lakes tends to dip to an average of 29.1°F (-1.6°C) at night.Humidity
In December, the average relative humidity is 79%.Rainfall
In Pompton Lakes, New Jersey, in December, it is raining for 11.1 days, with typically 3.11" (79mm) of accumulated precipitation. In Pompton Lakes, during the entire year, the rain falls for 163.1 days and collects up to 31.34" (796mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In December, it is snowing for 4.8 days. Throughout December, 1.93" (49mm) of snow is accumulated. Throughout the year, there are 29.7 snowfall days, and 13.31" (338mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 18min of daylight.On the first day of December in Pompton Lakes, sunrise is at 7:03 am and sunset at 4:29 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 4:39 pm EST.
Sunshine
In Pompton Lakes, the average sunshine in December is 4.6h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 2 during December translates into the following guidance:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Frequently asked questions
Is December cold in Pompton Lakes?
What is the average humidity in December in Pompton Lakes?
How much does it rain in Pompton Lakes in December?
How much does it snow in Pompton Lakes in December?
What is the month with the shortest days in Pompton Lakes?
What is the average length of the day in December in Pompton Lakes?
When are sunrise and sunset in December in Pompton Lakes?
How long on average sun shines in December in Pompton Lakes?
What are the months with the lowest UV index in Pompton Lakes?
How high is the UV index in December in Pompton Lakes?
Average temperature in December
Pompton Lakes, NJ
- Average high temperature in December: 40.1°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 (34.5°F).
- Average low temperature in December: 29.1°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in December
Pompton 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
Pompton Lakes, NJ
- Average wind speed in December: 7.3mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Pompton Lakes, NJ
- Average humidity in December: 79%
The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (73%).
Average rainfall in December
Pompton Lakes, NJ
- Average rainfall in December: 3.11"
The wettest month (with the highest rainfall) is July (3.23").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in December
Pompton Lakes, NJ
- Average rainfall days in December: 11.1 days
The month with the highest number of rainy days is June (17.5 days).
The month with the least rainy days is January (8.4 days).
Average snowfall in December
Pompton Lakes, NJ
- Average snowfall in December: 1.93"
The month with the highest snowfall is February (3.82").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Pompton Lakes, NJ
- Average snowfall days in December: 4.8 days
The month with the highest number of snowfall days is February (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Pompton Lakes, NJ
- Average daylight in December: 9h and 2min
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 4min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).
Average sunshine days in December
Pompton Lakes, NJ
- Average sunshine days in December: 15.5 days
The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is June (10.7 days).
Average UV index in December
Pompton 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, March, November and December (UV index 2).
Average cloud cover in December
Pompton Lakes, NJ
- Average cloud cover in December: 50
The months with the most cloud cover are February and March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in December
Pompton Lakes, NJ
- Average visibility in December: 6mi
The months with the highest visibility are March, April, July, August, October, November and December (6mi).
The months with the lowest visibility are January, February, May, June and September (5mi).
Pompton Lakes, New Jersey, USA
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