Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
The coldest period tends to be January, when average temperatures fluctuate between a high of 29.7°F (-1.3°C) and a low of 19.4°F (-7°C).Humidity
The average relative humidity in January is 84%.Rainfall
The month with the least rainfall is January, when the rain falls for 5.1 days and typically collects 0.67" (17mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Newark, during January, snow falls for 13.5 days and regularly aggregates up to 1.57" (40mm) of snow. Throughout the year, there are 53.8 snowfall days, and 10.51" (267mm) of snow is accumulated.Daylight
The average length of the day in January is 9h and 26min.On the first day of the month, sunrise is at 7:39 am and sunset at 4:43 pm. On the last day of January, in Newark, sunrise is at 7:24 am and sunset at 5:18 pm EST.
Sunshine
In January, the average sunshine is 2.7h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum high daily UV index of 1 during January translates into the following directions:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest?
How cold is it in January?
What is the average humidity in January?
What is the driest month?
How much does it rain in January?
How many days does it snow in January?
How many hours of daylight does Newark have in January?
When is the sunrise / sunset in January in Newark?
How many hours of sunshine does Newark have in January?
What are the months with the lowest UV index?
How high is the UV index in January?
Average temperature in January
Newark, NY
- Average high temperature in January: 29.7°F
The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in January: 19.4°F
The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).
Average pressure in January
Newark, NY
- Average pressure in January: 30.05"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in January
Newark, NY
- Average wind speed in January: 11mph
The windiest month (with the highest average wind speed) is January (11mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity in January
Newark, NY
- Average humidity in January: 84%
The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April and September (77%).
Average rainfall in January
Newark, NY
- Average rainfall in January: 0.67"
The wettest month (with the highest rainfall) is October (1.81").
The driest month (with the least rainfall) is January (0.67").
Average rainfall days in January
Newark, NY
- Average rainfall days in January: 5.1 days
The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is January (5.1 days).
Average snowfall in January
Newark, NY
- Average snowfall in January: 1.57"
The month with the highest snowfall is February (2.8").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Newark, NY
- Average snowfall days in January: 13.5 days
The month with the highest number of snowfall days is January (13.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Newark, NY
- Average daylight in January: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in January: 2h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 2h and 36min).
Average sunshine days in January
Newark, NY
- Average sunshine days in January: 15.2 days
The month with the most sunshine days is November (16.1 days).
The month with the least sunshine days is August (12.3 days).
Average UV index in January
Newark, NY
- Average UV index in January: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in January
Newark, NY
- Average cloud cover in January: 74
The month with the most cloud cover is January (Cloud cover 74).
The months with the least cloud cover are July and August (Cloud cover 29).
Average visibility in January
Newark, NY
- Average visibility in January: 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).
Newark, New York, USA
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