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 is the month that records the lowest temperatures, with averages ranging from a high of 37.9°F (3.3°C) to a low of 27°F (-2.8°C).Humidity
In January, the average relative humidity in Holmansville, New Jersey, is 75%.Rainfall
The months with the least rainfall are January and September Rain falls for 5.6 days and accumulates 0.55" (14mm) of rain.Snowfall
January through March, November and December are months with snowfall. January is the month with the most snowfall. Snow falls for 3.7 days and accumulates 0.63" (16mm) of snow.Daylight
In January, the average length of the day is 9h and 43min.On the first day of the month, sunrise is at 7:19 am and sunset at 4:42 pm. On the last day of January, sunrise is at 7:06 am and sunset at 5:14 pm EST.
Sunshine
In Holmansville, New Jersey, the average sunshine in January is 5h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The daily high UV index of 2 in January translates into this advice:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest?
Is it cold during January?
What is the average humidity in January?
What is the driest month?
How much does it rain in January?
When does it snow the most?
How much does it snow in January?
What is the average length of the day in January?
When is the sunrise / sunset in January?
How many hours of sunshine does Holmansville have in January?
What is the month with the lowest UV index?
What is the UV index intensity in January?
Average temperature in January
Holmansville, NJ
- Average high temperature in January: 37.9°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (37.9°F).
- Average low temperature in January: 27°F
The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (27°F).
Average pressure in January
Holmansville, 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
Holmansville, NJ
- Average wind speed in January: 9.9mph
The windiest month (with the highest average wind speed) is March (10mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in January
Holmansville, NJ
- Average humidity in January: 75%
The months with the highest relative humidity are May and June (79%).
The month with the lowest relative humidity is April (73%).
Average rainfall in January
Holmansville, NJ
- Average rainfall in January: 0.55"
The wettest month (with the highest rainfall) is July (1.38").
The driest months (with the least rainfall) are January and September (0.55").
Average rainfall days in January
Holmansville, NJ
- Average rainfall days in January: 5.6 days
The month with the highest number of rainy days is July (13.7 days).
The month with the least rainy days is January (5.6 days).
Average snowfall in January
Holmansville, NJ
- Average snowfall in January: 0.63"
The month with the highest snowfall is January (0.63").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Holmansville, NJ
- Average snowfall days in January: 3.7 days
The month with the highest number of snowfall days is January (3.7 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
Holmansville, 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 24min).
- Average sunshine in January: 5h and 0min
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 48min).
Average sunshine days in January
Holmansville, NJ
- Average sunshine days in January: 22.3 days
The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is July (14.1 days).
Average UV index in January
Holmansville, 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, November and December (UV index 2).
Average cloud cover in January
Holmansville, NJ
- Average cloud cover in January: 44
The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 30).
Average visibility in January
Holmansville, 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).
Holmansville, New Jersey, USA
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