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 brings a decrease in the average high-temperature, shifting from a cool 51.1°F (10.6°C) in November to a wintry 42.1°F (5.6°C). Frankfort sees an average low-temperature of 30.7°F (-0.7°C) during December.Humidity
February, October and December, with an average relative humidity of 79%, are the most humid months.Rainfall
In Frankfort, in December, during 7.7 rainfall days, 0.98" (25mm) of precipitation is typically accumulated. Throughout the year, there are 113.9 rainfall days, and 10.83" (275mm) of precipitation is accumulated.Snowfall
January through May, November and December are months with snowfall. In Frankfort, in December, snow falls for 2.6 days, with typically accumulated 0.63" (16mm) of snow. Throughout the year, there are 15.6 snowfall days, and 3.19" (81mm) of snow is accumulated.Daylight
The month with the shortest days is December, 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 4:32 pm. On the last day of December, sunrise is at 7:21 am and sunset at 4:42 pm EST.
Sunshine
The average sunshine in December 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 unsafe exposure to UV radiation for the ordinary person.Note: The UV index of 2 during December translates into the following guidance:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. To cut down UV radiation exposure by about half, sport a wide-brim hat. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold in Frankfort?
What are the most humid months?
What is the average humidity in December?
How much does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Frankfort have in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Frankfort have in December?
What are the months with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Frankfort, NJ
- Average high temperature in December: 42.1°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 (35.6°F).
- Average low temperature in December: 30.7°F
The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in December
Frankfort, 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
Frankfort, 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 (5.3mph).
Average humidity in December
Frankfort, NJ
- Average humidity in December: 79%
The months with the highest relative humidity are February, October and December (79%).
The month with the lowest relative humidity is April (74%).
Average rainfall in December
Frankfort, NJ
- Average rainfall in December: 0.98"
The wettest month (with the highest rainfall) is July (1.3").
The driest month (with the least rainfall) is September (0.51").
Average rainfall days in December
Frankfort, 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 (5.8 days).
Average snowfall in December
Frankfort, NJ
- Average snowfall in December: 0.63"
The month with the highest snowfall is March (0.87").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Frankfort, NJ
- Average snowfall days in December: 2.6 days
The month with the highest number of snowfall days is February (5.1 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
Frankfort, 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 36min).
Average sunshine days in December
Frankfort, NJ
- Average sunshine days in December: 21.5 days
The month with the most sunshine days is January (22 days).
The month with the least sunshine days is May (14.8 days).
Average UV index in December
Frankfort, NJ
- Average UV index in December: 2
The months with the highest UV index are 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
Frankfort, NJ
- Average cloud cover in December: 49
The months with the most cloud cover are February and December (Cloud cover 49).
The months with the least cloud cover are July and August (Cloud cover 34).
Average visibility in December
Frankfort, 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).
Frankfort, New Jersey, USA
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