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, falling from November's chilly 44.6°F (7°C) to an icy 34.5°F (1.4°C). Throughout December nights, Newark Valley registers an average low-temperature of 24.8°F (-4°C).Humidity
The average relative humidity in December is 85%.Rainfall
In Newark Valley, during December, the rain falls for 11.5 days and regularly aggregates up to 2.44" (62mm) of precipitation. In Newark Valley, New York, during the entire year, the rain falls for 171.9 days and collects up to 32.09" (815mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Newark Valley, during December, snow falls for 15.4 days and regularly aggregates up to 5.43" (138mm) of snow. Throughout the year, there are 79.3 snowfall days, and 33.46" (850mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 12min of daylight.On the first day of December, sunrise is at 7:14 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 4:42 pm EST.
Sunshine
The average sunshine in December is 3.1h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: In December, a daily UV index of 1 turns into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
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 Newark Valley have in December?
When is the sunrise / sunset in December?
How long on average sun shines in December?
What are the months with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Newark Valley, NY
- Average high temperature in December: 34.5°F
The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (28.4°F).
- Average low temperature in December: 24.8°F
The month with the highest average low temperature is July (57.4°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in December
Newark Valley, NY
- 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
Newark Valley, NY
- Average wind speed in December: 8.6mph
The windiest month (with the highest average wind speed) is January (9mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in December
Newark Valley, NY
- Average humidity in December: 85%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April, May, June and July (79%).
Average rainfall in December
Newark Valley, NY
- Average rainfall in December: 2.44"
The wettest month (with the highest rainfall) is May (3.15").
The driest month (with the least rainfall) is January (2.13").
Average rainfall days in December
Newark Valley, NY
- Average rainfall days in December: 11.5 days
The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is January (8.9 days).
Average snowfall in December
Newark Valley, NY
- Average snowfall in December: 5.43"
The month with the highest snowfall is February (8.58").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Newark Valley, NY
- Average snowfall days in December: 15.4 days
The month with the highest number of snowfall days is January (18.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Newark Valley, NY
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 3h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 2h and 54min).
Average sunshine days in December
Newark Valley, NY
- Average sunshine days in December: 8.5 days
The month with the most sunshine days is September (13.7 days).
The month with the least sunshine days is February (6 days).
Average UV index in December
Newark Valley, NY
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Newark Valley, NY
- Average cloud cover in December: 68
The month with the most cloud cover is February (Cloud cover 71).
The month with the least cloud cover is July (Cloud cover 37).
Average visibility in December
Newark Valley, NY
- Average visibility in December: 5mi
The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is February (4mi).
Newark Valley, New York, USA
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