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 onset of December, the average high-temperature subtly recedes from November's cool 52.7°F (11.5°C) to a frosty 44.4°F (6.9°C). In Lake Riviera, the nightly December temperatures experience a slight descent from daily highs to an average low of 36.1°F (2.3°C).Humidity
In December, the average relative humidity is 76%.Rainfall
In Lake Riviera, in December, it is raining for 10 days, with typically 1.69" (43mm) of accumulated precipitation. Throughout the year, there are 137.7 rainfall days, and 19.09" (485mm) of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall. In Lake Riviera, during December, snow falls for 2.4 days and regularly aggregates up to 0.79" (20mm) of snow. Throughout the year, in Lake Riviera, there are 13.8 snowfall days, and 3.27" (83mm) of snow is accumulated.Daylight
With an average of 9h and 24min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 6:59 am and sunset at 4:31 pm. On the last day of December, in Lake Riviera, sunrise is at 7:18 am and sunset at 4:41 pm EST.
Sunshine
In Lake Riviera, the average sunshine in December is 5.1h.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 low threat to health from exposure to the Sun's UV rays for the ordinary person.Note: A maximum daily UV index of 2 during December morphs into the following directions:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Frequently asked questions
How cold is December in Lake Riviera?
What is the average humidity in December in Lake Riviera?
How many days does it rain in December in Lake Riviera?
How many days does it snow in December in Lake Riviera?
What is the month with the shortest days in Lake Riviera?
What is the average length of the day in December in Lake Riviera?
When are sunrise and sunset in December in Lake Riviera?
How long on average sun shines in December in Lake Riviera?
When is the lowest UV index in Lake Riviera?
What is the UV index reading in December in Lake Riviera?
Average temperature in December
Lake Riviera, NJ
- Average high temperature in December: 44.4°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (38.8°F).
- Average low temperature in December: 36.1°F
The month with the highest average low temperature is July (70.9°F).
The coldest month (with the lowest average low temperature) is January (29.1°F).
Average pressure in December
Lake Riviera, 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
Lake Riviera, NJ
- Average wind speed in December: 11.5mph
The windiest month (with the highest average wind speed) is January (12.2mph).
The calmest month (with the lowest average wind speed) is July (8mph).
Average humidity in December
Lake Riviera, NJ
- Average humidity in December: 76%
The months with the highest relative humidity are May and June (80%).
The months with the lowest relative humidity are January, March and November (74%).
Average rainfall in December
Lake Riviera, NJ
- Average rainfall in December: 1.69"
The wettest month (with the highest rainfall) is July (2.56").
The driest month (with the least rainfall) is January (0.94").
Average rainfall days in December
Lake Riviera, NJ
- Average rainfall days in December: 10 days
The month with the highest number of rainy days is July (16.1 days).
The month with the least rainy days is January (7 days).
Average snowfall in December
Lake Riviera, NJ
- Average snowfall in December: 0.79"
The month with the highest snowfall is January (0.91").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Lake Riviera, NJ
- Average snowfall days in December: 2.4 days
The month with the highest number of snowfall days is January (4.4 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
Lake Riviera, 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 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in December
Lake Riviera, NJ
- Average sunshine days in December: 18.6 days
The month with the most sunshine days is January (20.2 days).
The month with the least sunshine days is July (11.9 days).
Average UV index in December
Lake Riviera, 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
Lake Riviera, NJ
- Average cloud cover in December: 46
The month with the most cloud cover is February (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 28).
Average visibility in December
Lake Riviera, 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).
Lake Riviera, New Jersey, USA
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