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
During the transition into December, Sergeantsville observes a decrease in the average high-temperature, falling from a fresh 51.4°F (10.8°C) in November to a wintry 42.4°F (5.8°C). Sergeantsville's nighttime temperature during December is consistently averaged at a freezing cold 30.7°F (-0.7°C).Humidity
In December, the average relative humidity is 78%.Rainfall
In December, the rain falls for 11.3 days. Throughout December, 2.87" (73mm) of precipitation is accumulated. Throughout the year, in Sergeantsville, there are 158.5 rainfall days, and 28.31" (719mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Sergeantsville, in December, snow falls for 3.7 days, with typically accumulated 1.42" (36mm) of snow. In Sergeantsville, during the entire year, snow falls for 23 days and aggregates up to 9.45" (240mm) of snow.Daylight
The month with the shortest days in Sergeantsville is December, with an average of 9h and 18min of daylight.On the first day of December in Sergeantsville, sunrise is at 7:04 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 4:43 pm EST.
Sunshine
In Sergeantsville, the average sunshine in December is 4.9h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Frequently asked questions
Is December cold in Sergeantsville?
What is the average humidity in December in Sergeantsville?
How many days does it rain in December in Sergeantsville?
How many days does it snow in December in Sergeantsville?
What is the month with the shortest days in Sergeantsville?
How many hours of daylight does Sergeantsville have in December?
When are sunrise and sunset in December in Sergeantsville?
How long on average sun shines in December in Sergeantsville?
When is the lowest UV index in Sergeantsville?
How high is the UV index in December in Sergeantsville?
Average temperature in December
Sergeantsville, NJ
- Average high temperature in December: 42.4°F
The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (36.1°F).
- Average low temperature in December: 30.7°F
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).
Average pressure in December
Sergeantsville, NJ
- Average pressure in December: 30.09"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Sergeantsville, NJ
- Average wind speed in December: 7.7mph
The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Sergeantsville, NJ
- Average humidity in December: 78%
The months with the highest relative humidity are February and October (79%).
The months with the lowest relative humidity are April and July (74%).
Average rainfall in December
Sergeantsville, NJ
- Average rainfall in December: 2.87"
The wettest month (with the highest rainfall) is July (2.99").
The driest month (with the least rainfall) is September (1.61").
Average rainfall days in December
Sergeantsville, NJ
- Average rainfall days in December: 11.3 days
The months with the highest number of rainy days are May and July (16.8 days).
The month with the least rainy days is November (8.9 days).
Average snowfall in December
Sergeantsville, NJ
- Average snowfall in December: 1.42"
The month with the highest snowfall is March (2.91").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Sergeantsville, NJ
- Average snowfall days in December: 3.7 days
The month with the highest number of snowfall days is January (7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Sergeantsville, 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 5min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in December
Sergeantsville, NJ
- Average sunshine days in December: 16.5 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is June (11.7 days).
Average UV index in December
Sergeantsville, 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, March, November and December (UV index 2).
Average cloud cover in December
Sergeantsville, NJ
- Average cloud cover in December: 48
The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in December
Sergeantsville, NJ
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).
Sergeantsville, New Jersey, USA
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