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
December indicates a minor shift in the average high-temperature, from November's cool 54°F (12.2°C) to a frosty 45.7°F (7.6°C). Throughout the nights in December, Millville experiences an average low-temperature of 34.7°F (1.5°C).Humidity
In Millville, the average relative humidity in December is 77%.Rainfall
December is the month with the most rainfall. Rain falls for 11.3 days and accumulates 2.76" (70mm) of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Millville, during December, snow falls for 2.4 days and regularly aggregates up to 0.83" (21mm) of snow. In Millville, during the entire year, snow falls for 13.4 days and aggregates up to 5.91" (150mm) of snow.Daylight
The month with the shortest days in Millville, New Jersey, is December, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 7:01 am and sunset at 4:37 pm. On the last day of December, in Millville, sunrise is at 7:20 am and sunset at 4:46 pm EST.
Sunshine
In December, the average sunshine in Millville is 5.2h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Frequently asked questions
What are the temperatures in Millville in December?
What is the average humidity in December in Millville?
What is the wettest month in Millville?
How much does it rain in Millville in December?
How many days does it snow in December in Millville?
What is the month with the shortest days in Millville?
What is the average length of the day in December in Millville?
What time are sunrise and sunset in December in Millville?
How many hours of sunshine does Millville have in December?
What are the months with the lowest UV index in Millville?
What is the UV index intensity in December in Millville?
Average temperature in December
Millville, NJ
- Average high temperature in December: 45.7°F
The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in December: 34.7°F
The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (28.2°F).
Average pressure in December
Millville, 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
Millville, NJ
- Average wind speed in December: 8.6mph
The windiest month (with the highest average wind speed) is April (9.5mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity in December
Millville, NJ
- Average humidity in December: 77%
The months with the highest relative humidity are May, June and September (79%).
The month with the lowest relative humidity is April (73%).
Average rainfall in December
Millville, NJ
- Average rainfall in December: 2.76"
The wettest month (with the highest rainfall) is December (2.76").
The driest month (with the least rainfall) is January (1.61").
Average rainfall days in December
Millville, NJ
- Average rainfall days in December: 11.3 days
The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is November (9.3 days).
Average snowfall in December
Millville, NJ
- Average snowfall in December: 0.83"
The month with the highest snowfall is March (2.48").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Millville, NJ
- Average snowfall days in December: 2.4 days
The month with the highest number of snowfall days is January (4.2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Millville, 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 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in December
Millville, NJ
- Average sunshine days in December: 17.2 days
The month with the most sunshine days is November (19.7 days).
The months with the least sunshine days are May and July (13.1 days).
Average UV index in December
Millville, 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 and December (UV index 2).
Average cloud cover in December
Millville, NJ
- Average cloud cover in December: 45
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility in December
Millville, 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).
Millville, New Jersey, USA
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