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, on average, is the coldest month, registering a high temperature of 36°F (2.2°C) and a low of 24.6°F (-4.1°C).Humidity
The average relative humidity in January is 75%.Rainfall
In Short Hills, during January, the rain falls for 5.9 days and regularly aggregates up to 0.51" (13mm) of precipitation. Throughout the year, there are 117.5 rainfall days, and 9.17" (233mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall in Short Hills. In January, it is snowing for 4.6 days. Throughout January, 0.35" (9mm) of snow is accumulated. In Short Hills, during the entire year, snow falls for 16.7 days and aggregates up to 1.97" (50mm) of snow.Daylight
In Short Hills, the average length of the day in January is 9h and 39min.On the first day of the month, sunrise is at 7:21 am and sunset at 4:40 pm. On the last day of January, sunrise is at 7:08 am and sunset at 5:12 pm EST.
Sunshine
The average sunshine in January is 5.2h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Short Hills, New Jersey. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the average person.Note: The UV index of 2 in January translates into these instructions:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Frequently asked questions
What month is the coldest in Short Hills?
How cold is January in Short Hills?
What is the average humidity in January in Short Hills?
How many days does it rain in January in Short Hills?
How much does it snow in Short Hills in January?
What is the average length of the day in January in Short Hills?
When is the sunrise / sunset in January in Short Hills?
How long on average sun shines in January in Short Hills?
What are the months with the lowest UV index in Short Hills?
What is the UV index reading in January in Short Hills?
Average temperature in January
Short Hills, NJ
- Average high temperature in January: 36°F
The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (36°F).
- Average low temperature in January: 24.6°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 (24.6°F).
Average pressure in January
Short Hills, NJ
- Average pressure in January: 30.06"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
Short Hills, NJ
- Average wind speed in January: 9.3mph
The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest month (with the lowest average wind speed) is July (6mph).
Average humidity in January
Short Hills, NJ
- Average humidity in January: 75%
The months with the highest relative humidity are February and December (77%).
The months with the lowest relative humidity are April and August (72%).
Average rainfall in January
Short Hills, NJ
- Average rainfall in January: 0.51"
The wettest month (with the highest rainfall) is July (1.22").
The driest month (with the least rainfall) is September (0.43").
Average rainfall days in January
Short Hills, NJ
- Average rainfall days in January: 5.9 days
The month with the highest number of rainy days is July (13.9 days).
The month with the least rainy days is January (5.9 days).
Average snowfall in January
Short Hills, NJ
- Average snowfall in January: 0.35"
The month with the highest snowfall is March (0.75").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Short Hills, NJ
- Average snowfall days in January: 4.6 days
The month with the highest number of snowfall days is February (5.1 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
Short Hills, 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 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in January
Short Hills, NJ
- Average sunshine days in January: 22.1 days
The month with the most sunshine days is January (22.1 days).
The month with the least sunshine days is June (13.5 days).
Average UV index in January
Short Hills, NJ
- Average UV index in January: 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 January
Short Hills, NJ
- Average cloud cover in January: 44
The months with the most cloud cover are February, March and December (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in January
Short Hills, 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).
Short Hills, New Jersey, USA
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