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
In Riegel Ridge, entering December brings a temperature decrement, reducing from November's fresh 50.2°F (10.1°C) to an icy 40.8°F (4.9°C). An average low-temperature of 29.1°F (-1.6°C) is recorded in the month of December in Riegel Ridge.Humidity
The average relative humidity in December is 80%.Rainfall
In Riegel Ridge, in December, it is raining for 5.8 days, with typically 0.79" (20mm) of accumulated precipitation. Throughout the year, there are 91.3 rainfall days, and 7.28" (185mm) of precipitation is accumulated.Snowfall
Months with snowfall in Riegel Ridge are January through May, November and December. In Riegel Ridge, New Jersey, in December, during 2.2 snowfall days, 0.59" (15mm) of snow is typically accumulated. Throughout the year, there are 14.8 snowfall days, and 2.24" (57mm) 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, sunrise is at 7:05 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:43 pm EST.
Sunshine
In December, the average sunshine in Riegel Ridge is 4.7h.UV index
The months with the lowest UV index in Riegel Ridge are January through March, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 2 during December translates into the following guidance:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Riegel Ridge in December?
What is the average humidity in December in Riegel Ridge?
How many days does it rain in December in Riegel Ridge?
How much does it snow in Riegel Ridge in December?
What is the month with the shortest days in Riegel Ridge?
How many hours of daylight does Riegel Ridge have in December?
When are sunrise and sunset in December in Riegel Ridge?
How long on average sun shines in December in Riegel Ridge?
What is the month with the lowest UV index in Riegel Ridge?
What is the UV index reading in December in Riegel Ridge?
Average temperature in December
Riegel Ridge, NJ
- Average high temperature in December: 40.8°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 (34.9°F).
- Average low temperature in December: 29.1°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).
Average pressure in December
Riegel Ridge, 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
Riegel Ridge, NJ
- Average wind speed in December: 7.6mph
The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in December
Riegel Ridge, NJ
- Average humidity in December: 80%
The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are April and July (76%).
Average rainfall in December
Riegel Ridge, NJ
- Average rainfall in December: 0.79"
The wettest month (with the highest rainfall) is July (0.91").
The driest month (with the least rainfall) is September (0.28").
Average rainfall days in December
Riegel Ridge, NJ
- Average rainfall days in December: 5.8 days
The months with the highest number of rainy days are June and July (10.2 days).
The month with the least rainy days is January (4.3 days).
Average snowfall in December
Riegel Ridge, NJ
- Average snowfall in December: 0.59"
The month with the highest snowfall is March (0.63").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Riegel Ridge, NJ
- Average snowfall days in December: 2.2 days
The month with the highest number of snowfall days is February (4.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Riegel Ridge, 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 18min).
- Average sunshine in December: 4h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in December
Riegel Ridge, NJ
- Average sunshine days in December: 22.8 days
The month with the most sunshine days is January (23.8 days).
The month with the least sunshine days is June (16.7 days).
Average UV index in December
Riegel Ridge, NJ
- Average UV index in December: 2
The months with the highest UV index are June and July (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
Riegel Ridge, NJ
- Average cloud cover in December: 50
The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in December
Riegel Ridge, NJ
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, November and December (6mi).
The months with the lowest visibility are May, June, July, August, September and October (5mi).
Riegel Ridge, New Jersey, USA
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