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
During the coldest month, January, temperatures average a high of 35.4°F (1.9°C) and a low of 23°F (-5°C).Humidity
In January, the average relative humidity is 76%.Rainfall
In January, in Holcomb Mills, the rain falls for 5.5 days. Throughout January, 0.71" (18mm) of precipitation is accumulated. Throughout the year, there are 112.6 rainfall days, and 11.77" (299mm) of precipitation is accumulated.Snowfall
Months with snowfall in Holcomb Mills, New Jersey, are January through May, November and December. In Holcomb Mills, New Jersey, during January, snow falls for 4.6 days and regularly aggregates up to 0.67" (17mm) of snow. In Holcomb Mills, during the entire year, snow falls for 16.7 days and aggregates up to 3.98" (101mm) of snow.Daylight
The average length of the day in January in Holcomb Mills is 9h and 40min.On the first day of the month, sunrise is at 7:22 am and sunset at 4:42 pm. On the last day of January, in Holcomb Mills, New Jersey, sunrise is at 7:09 am and sunset at 5:15 pm EST.
Sunshine
In January, the average sunshine in Holcomb Mills is 4.8h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: In January, an average UV index of 2 transforms into the following instructions:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Experience reduced UV exposure by about half when donning a wide-brim hat. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Frequently asked questions
What month is the coldest in Holcomb Mills?
How cold is January in Holcomb Mills?
What is the average humidity in January in Holcomb Mills?
How much does it rain in Holcomb Mills in January?
How much does it snow in Holcomb Mills in January?
What is the average length of the day in January in Holcomb Mills?
When are sunrise and sunset in January in Holcomb Mills?
How long on average sun shines in January in Holcomb Mills?
When is the lowest UV index in Holcomb Mills?
What is the UV index reading in January in Holcomb Mills?
Average temperature in January
Holcomb Mills, NJ
- Average high temperature in January: 35.4°F
The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (35.4°F).
- Average low temperature in January: 23°F
The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (23°F).
Average pressure in January
Holcomb Mills, NJ
- Average pressure in January: 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 January
Holcomb Mills, NJ
- Average wind speed in January: 8.3mph
The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in January
Holcomb Mills, NJ
- Average humidity in January: 76%
The months with the highest relative humidity are February and October (80%).
The month with the lowest relative humidity is April (75%).
Average rainfall in January
Holcomb Mills, NJ
- Average rainfall in January: 0.71"
The wettest month (with the highest rainfall) is July (1.46").
The driest month (with the least rainfall) is September (0.63").
Average rainfall days in January
Holcomb Mills, NJ
- Average rainfall days in January: 5.5 days
The month with the highest number of rainy days is May (13.1 days).
The month with the least rainy days is January (5.5 days).
Average snowfall in January
Holcomb Mills, NJ
- Average snowfall in January: 0.67"
The month with the highest snowfall is March (1.1").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in January
Holcomb Mills, NJ
- Average snowfall days in January: 4.6 days
The month with the highest number of snowfall days is February (5.2 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Holcomb Mills, 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: 4h and 5min
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 30min).
Average sunshine days in January
Holcomb Mills, NJ
- Average sunshine days in January: 21.4 days
The month with the most sunshine days is November (22.2 days).
The month with the least sunshine days is June (15.6 days).
Average UV index in January
Holcomb Mills, 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
Holcomb Mills, NJ
- Average cloud cover in January: 46
The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in January
Holcomb Mills, NJ
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, November and December (6mi).
The months with the lowest visibility are May, September and October (5mi).
Holcomb Mills, New Jersey, USA
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