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
January brings the lowest temperatures, with an average high of 36.7°F (2.6°C) and an average low of 25°F (-3.9°C).Humidity
The average relative humidity in January is 75%.Rainfall
In Edison, New Jersey, in January, it is raining for 8.3 days, with typically 1.57" (40mm) of accumulated precipitation. In Edison, during the entire year, the rain falls for 149.9 days and collects up to 26.93" (684mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. In January, it is snowing for 5.6 days. Throughout January, 1.54" (39mm) of snow is accumulated. Throughout the year, there are 18.6 snowfall days, and 7.64" (194mm) of snow is accumulated.Daylight
In Edison, the average length of the day in January is 9h and 40min.On the first day of the month, sunrise is at 7:20 am and sunset at 4:41 pm. On the last day of January, sunrise is at 7:08 am and sunset at 5:13 pm EST.
Sunshine
In January, the average sunshine is 5.1h.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 low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index of 2 in January interprets into the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
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?
How much does it rain in January?
How many days does it snow in January?
How many hours of daylight does Edison have in January?
When is the sunrise / sunset in January?
How many hours of sunshine does Edison have in January?
When is the lowest UV index?
How high is the UV index in January?
Average temperature in January
Edison, NJ
- Average high temperature in January: 36.7°F
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (36.7°F).
- Average low temperature in January: 25°F
The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (25°F).
Average pressure in January
Edison, NJ
- Average pressure in January: 30.07"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 January
Edison, NJ
- Average wind speed in January: 9.1mph
The windiest month (with the highest average wind speed) is March (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity in January
Edison, NJ
- Average humidity in January: 75%
The months with the highest relative humidity are February, October and December (77%).
The month with the lowest relative humidity is August (72%).
Average rainfall in January
Edison, NJ
- Average rainfall in January: 1.57"
The wettest month (with the highest rainfall) is July (3.07").
The driest month (with the least rainfall) is September (1.54").
Average rainfall days in January
Edison, NJ
- Average rainfall days in January: 8.3 days
The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is January (8.3 days).
Average snowfall in January
Edison, NJ
- Average snowfall in January: 1.54"
The month with the highest snowfall is March (3.27").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Edison, NJ
- Average snowfall days in January: 5.6 days
The month with the highest number of snowfall days is January (5.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Edison, NJ
- Average daylight in January: 9h and 4min
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 January: 5h and 1min
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 36min).
Average sunshine days in January
Edison, NJ
- Average sunshine days in January: 19 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (11.3 days).
Average UV index in January
Edison, NJ
- Average UV index in January: 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 January
Edison, NJ
- Average cloud cover in January: 45
The months with the most cloud cover are February and December (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in January
Edison, NJ
- 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).
Edison, New Jersey, USA
Weather forecast for your location
2. Allow the app to use your location