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 beginning of December, the average high-temperature shows a decrease, transitioning from a frosty 48.4°F (9.1°C) in November to an icy 37.9°F (3.3°C). Throughout December, the temperature in Millville tends to fall to a consistent average low of 27.9°F (-2.3°C).Humidity
The months with the highest humidity are January, July and December, with an average relative humidity of 83%.Rainfall
In Millville, during December, the rain falls for 11.7 days and regularly aggregates up to 2.44" (62mm) of precipitation. Throughout the year, in Millville, there are 172.8 rainfall days, and 32.32" (821mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. The month with the most snowfall in Millville, Indiana, is December, when snow falls for 10.3 days and typically aggregates up to 3.62" (92mm) of snow.Daylight
December has the shortest days of the year in Millville, Indiana, with an average of 9h and 24min of daylight.On the first day of December in Millville, sunrise is at 7:44 am and sunset at 5:16 pm. On the last day of the month, sunrise is at 8:02 am and sunset at 5:26 pm EST.
Sunshine
In Millville, the average sunshine in December is 3.9h.UV index
The months with the lowest UV index in Millville are January through March, October through December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for ordinary individuals.Note: A typical high UV index of 2 in December suggests the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Frequently asked questions
How cold is it in Millville in December?
What is the most humid month in Millville?
What is the average humidity in December in Millville?
How many days does it rain in December in Millville?
What is the snowiest month in Millville?
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?
When 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, IN
- Average high temperature in December: 37.9°F
The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (32.4°F).
- Average low temperature in December: 27.9°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in December
Millville, IN
- Average pressure in December: 30.12"Hg
The months with the highest atmospheric pressure are January and November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Millville, IN
- Average wind speed in December: 9.7mph
The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity in December
Millville, IN
- Average humidity in December: 83%
The months with the highest relative humidity are January, July and December (83%).
The month with the lowest relative humidity is October (75%).
Average rainfall in December
Millville, IN
- Average rainfall in December: 2.44"
The wettest month (with the highest rainfall) is May (3.94").
The driest month (with the least rainfall) is February (1.97").
Average rainfall days in December
Millville, IN
- Average rainfall days in December: 11.7 days
The month with the highest number of rainy days is May (20.3 days).
The month with the least rainy days is February (9 days).
Average snowfall in December
Millville, IN
- Average snowfall in December: 3.62"
The month with the highest snowfall is December (3.62").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Millville, IN
- Average snowfall days in December: 10.3 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Millville, IN
- 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: 3h and 5min
The months with the most sunshine are June and July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in December
Millville, IN
- Average sunshine days in December: 12 days
The month with the most sunshine days is November (15.7 days).
The month with the least sunshine days is July (8.9 days).
Average UV index in December
Millville, IN
- Average UV index in December: 2
The months with the highest UV index are May, June and July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in December
Millville, IN
- Average cloud cover in December: 60
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Millville, IN
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).
Millville, Indiana, USA
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