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
Observing a mild shift, the average high-temperature during December reduces from November's chilly 47.8°F (8.8°C) to an icy 38.3°F (3.5°C). An average low-temperature of 26.8°F (-2.9°C) marks the nights throughout December.Humidity
February, October and December, with an average relative humidity of 82%, are the most humid months.Rainfall
In Branchville, in December, during 12.6 rainfall days, 3.03" (77mm) of precipitation is typically accumulated. Throughout the year, there are 165.9 rainfall days, and 31.61" (803mm) of precipitation is accumulated.Snowfall
Months with snowfall in Branchville are January through May, October through December. In Branchville, during December, snow falls for 7.5 days and regularly aggregates up to 3.39" (86mm) of snow. In Branchville, during the entire year, snow falls for 42.7 days and aggregates up to 21.26" (540mm) of snow.Daylight
With an average of 9h and 18min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:05 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:40 pm EST.
Sunshine
The average sunshine in December is 4.7h.UV index
December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: A typical high UV index of 1 in December suggests the following recommendations:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What are the most humid months?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Branchville have in December?
When are sunrise and sunset in December?
How many hours of sunshine does Branchville have in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Branchville, NJ
- Average high temperature in December: 38.3°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in December: 26.8°F
The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in December
Branchville, 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
Branchville, NJ
- Average wind speed in December: 7.1mph
The windiest months (with the highest average wind speed) are January, February and March (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity in December
Branchville, NJ
- Average humidity in December: 82%
The months with the highest relative humidity are February, October and December (82%).
The month with the lowest relative humidity is April (76%).
Average rainfall in December
Branchville, NJ
- Average rainfall in December: 3.03"
The wettest month (with the highest rainfall) is July (3.11").
The driest month (with the least rainfall) is September (1.81").
Average rainfall days in December
Branchville, NJ
- Average rainfall days in December: 12.6 days
The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is February (9.5 days).
Average snowfall in December
Branchville, NJ
- Average snowfall in December: 3.39"
The month with the highest snowfall is February (5.67").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Branchville, NJ
- Average snowfall days in December: 7.5 days
The month with the highest number of snowfall days is January (11.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Branchville, 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 12min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).
Average sunshine days in December
Branchville, NJ
- Average sunshine days in December: 14.5 days
The month with the most sunshine days is November (16.4 days).
The month with the least sunshine days is June (11.1 days).
Average UV index in December
Branchville, NJ
- Average UV index in December: 1
The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Branchville, NJ
- Average cloud cover in December: 51
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 35).
Average visibility in December
Branchville, NJ
- Average visibility in December: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).
Branchville, New Jersey, USA
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