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
The beginning of December marks a decrease in the average high-temperature, transitioning from a fresh 50.9°F (10.5°C) in November to a cold 41.9°F (5.5°C). An average minimum temperature of 30.6°F (-0.8°C) marks the month of December.Humidity
In Reaville, the average relative humidity in December is 79%.Rainfall
In Reaville, during December, the rain falls for 7.7 days and regularly aggregates up to 1.14" (29mm) of precipitation. In Reaville, during the entire year, the rain falls for 112.6 days and collects up to 11.77" (299mm) of precipitation.Snowfall
January through May, November and December are months with snowfall. In Reaville, in December, snow falls for 2.6 days, with typically accumulated 0.79" (20mm) of snow. In Reaville, during the entire year, snow falls for 16.7 days and aggregates up to 3.98" (101mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 7:03 am and sunset at 4:33 pm. On the last day of December, sunrise is at 7:22 am and sunset at 4:42 pm EST.
Sunshine
In December, the average sunshine in Reaville is 4.8h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: In December, the maximum UV index of 2 transforms into these recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Frequently asked questions
Is December cold in Reaville?
What is the average humidity in December in Reaville?
How much does it rain in Reaville in December?
How much does it snow in Reaville in December?
What is the month with the shortest days in Reaville?
How many hours of daylight does Reaville have in December?
When is the sunrise / sunset in December in Reaville?
How many hours of sunshine does Reaville have in December?
What is the month with the lowest UV index in Reaville?
What is the UV index intensity in December in Reaville?
Average temperature in December
Reaville, NJ
- Average high temperature in December: 41.9°F
The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (35.4°F).
- Average low temperature in December: 30.6°F
The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (23°F).
Average pressure in December
Reaville, 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 (29.93"Hg).
Average wind speed in December
Reaville, NJ
- Average wind speed in December: 7.8mph
The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Reaville, NJ
- Average humidity in December: 79%
The months with the highest relative humidity are February and October (80%).
The month with the lowest relative humidity is April (75%).
Average rainfall in December
Reaville, NJ
- Average rainfall in December: 1.14"
The wettest month (with the highest rainfall) is July (1.46").
The driest month (with the least rainfall) is September (0.63").
Average rainfall days in December
Reaville, NJ
- Average rainfall days in December: 7.7 days
The month with the highest number of rainy days is May (13.1 days).
The month with the least rainy days is January (5.5 days).
Average snowfall in December
Reaville, NJ
- Average snowfall in December: 0.79"
The month with the highest snowfall is March (1.1").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Reaville, NJ
- Average snowfall days in December: 2.6 days
The month with the highest number of snowfall days is February (5.2 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Reaville, 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 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in December
Reaville, NJ
- Average sunshine days in December: 21.5 days
The month with the most sunshine days is November (22.2 days).
The month with the least sunshine days is June (15.6 days).
Average UV index in December
Reaville, 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
Reaville, 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
Reaville, NJ
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, November and December (6mi).
The months with the lowest visibility are May, September and October (5mi).
Reaville, New Jersey, USA
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