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
Hi-Nella in December demonstrates a small temperature transition, adjusting from an average high of a cool 53.6°F (12°C) in November to a chilly 44.2°F (6.8°C). The average temperature during December nights dips to a wintry 33.1°F (0.6°C).Humidity
The average relative humidity in December is 76%.Rainfall
In Hi-Nella, in December, during 7.3 rainfall days, 1.26" (32mm) of precipitation is typically accumulated. Throughout the year, in Hi-Nella, there are 117 rainfall days, and 12.13" (308mm) of precipitation is accumulated.Snowfall
Months with snowfall in Hi-Nella, New Jersey, are January through March, May, November and December. In Hi-Nella, in December, during 2 snowfall days, 0.24" (6mm) of snow is typically accumulated. In Hi-Nella, during the entire year, snow falls for 11.4 days and aggregates up to 3.11" (79mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 24min of daylight.On the first day of December in Hi-Nella, New Jersey, sunrise is at 7:02 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 4:45 pm EST.
Sunshine
In Hi-Nella, the average sunshine in December 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 Hi-Nella. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
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. During bright days, sunglasses that offer UVA and UVB defense are recommended. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Frequently asked questions
Is it cold in Hi-Nella during December?
What is the average humidity in December in Hi-Nella?
How much does it rain in Hi-Nella in December?
How many days does it snow in December in Hi-Nella?
What is the month with the shortest days in Hi-Nella?
What is the average length of the day in December in Hi-Nella?
When is the sunrise / sunset in December in Hi-Nella?
How many hours of sunshine does Hi-Nella have in December?
What are the months with the lowest UV index in Hi-Nella?
What is the UV index intensity in December in Hi-Nella?
Average temperature in December
Hi-Nella, 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
Hi-Nella, 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
Hi-Nella, 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
Hi-Nella, 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
Hi-Nella, 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
Hi-Nella, 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
Hi-Nella, 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
Hi-Nella, 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
Hi-Nella, 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
Hi-Nella, 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
Hi-Nella, 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
Hi-Nella, 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
Hi-Nella, 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).
Hi-Nella, New Jersey, USA
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