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 brings a decrease in the average high-temperature, falling from November's fresh 50.7°F (10.4°C) to a wintry 41.7°F (5.4°C). Throughout the month of December, Essex Fells witnesses an average low-temperature of 31.1°F (-0.5°C).Humidity
The months with the highest humidity are February and December, with an average relative humidity of 78%.Rainfall
In December, the rain falls for 9.5 days. Throughout December, 1.26" (32mm) of precipitation is accumulated. In Essex Fells, New Jersey, during the entire year, the rain falls for 127.3 days and collects up to 12.68" (322mm) of precipitation.Snowfall
January through April, October through December are months with snowfall in Essex Fells. In December, in Essex Fells, it is snowing for 3.3 days. Throughout December, 0.55" (14mm) of snow is accumulated. In Essex Fells, during the entire year, snow falls for 19 days and aggregates up to 3.7" (94mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 7:02 am and sunset at 4:30 pm. On the last day of December, sunrise is at 7:21 am and sunset at 4:39 pm EST.
Sunshine
The average sunshine in December is 4.9h.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 reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index of 2 during December leads to these instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Frequently asked questions
Is it cold in Essex Fells during December?
What are the most humid months in Essex Fells?
What is the average humidity in December in Essex Fells?
How much does it rain in Essex Fells in December?
How many days does it snow in December in Essex Fells?
What is the month with the shortest days in Essex Fells?
What is the average length of the day in December in Essex Fells?
What time are sunrise and sunset in December in Essex Fells?
How long on average sun shines in December in Essex Fells?
What is the month with the lowest UV index in Essex Fells?
How high is the UV index in December in Essex Fells?
Average temperature in December
Essex Fells, NJ
- Average high temperature in December: 41.7°F
The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (35.2°F).
- Average low temperature in December: 31.1°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).
Average pressure in December
Essex Fells, 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
Essex Fells, NJ
- Average wind speed in December: 8.3mph
The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).
Average humidity in December
Essex Fells, NJ
- Average humidity in December: 78%
The months with the highest relative humidity are February and December (78%).
The months with the lowest relative humidity are April and August (72%).
Average rainfall in December
Essex Fells, NJ
- Average rainfall in December: 1.26"
The wettest month (with the highest rainfall) is July (1.61").
The driest month (with the least rainfall) is January (0.67").
Average rainfall days in December
Essex Fells, NJ
- Average rainfall days in December: 9.5 days
The month with the highest number of rainy days is July (15.5 days).
The month with the least rainy days is January (6.1 days).
Average snowfall in December
Essex Fells, NJ
- Average snowfall in December: 0.55"
The month with the highest snowfall is March (1.22").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Essex Fells, NJ
- Average snowfall days in December: 3.3 days
The month with the highest number of snowfall days is February (5.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Essex Fells, 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 5min
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 42min).
Average sunshine days in December
Essex Fells, NJ
- Average sunshine days in December: 18.5 days
The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is July (12.5 days).
Average UV index in December
Essex Fells, 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
Essex Fells, NJ
- Average cloud cover in December: 47
The months with the most cloud cover are February and March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Essex Fells, 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).
Essex Fells, New Jersey, USA
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