January weather forecastSergeantsville, NJ
January
Weather in January
January, like December, in Sergeantsville, New Jersey, is a wintry winter month, with temperature in the range of an average high of 36.1°F (2.3°C) and an average low of 23.5°F (-4.7°C).Temperature
The month of January sees the lowest average temperatures, reaching 36.1°F (2.3°C) at the peak and 23.5°F (-4.7°C) at the low.Humidity
The average relative humidity in January is 76%.Rainfall
In January, in Sergeantsville, the rain falls for 9 days. Throughout January, 1.81" (46mm) of precipitation is accumulated. Throughout the year, in Sergeantsville, there are 158.5 rainfall days, and 28.31" (719mm) of precipitation is accumulated.Snowfall
Months with snowfall in Sergeantsville are January through May, October through December. In Sergeantsville, in January, snow falls for 7 days, with typically accumulated 1.89" (48mm) of snow. Throughout the year, there are 23 snowfall days, and 9.45" (240mm) of snow is accumulated.Daylight
In Sergeantsville, the average length of the day in January is 9h and 41min.On the first day of the month, sunrise is at 7:22 am and sunset at 4:43 pm. On the last day of January, in Sergeantsville, sunrise is at 7:10 am and sunset at 5:16 pm EST.
Sunshine
The average sunshine in January in Sergeantsville is 5h.UV index
The months with the lowest UV index in Sergeantsville are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The UV index of 2 during January translates into the following guidance:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. 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
Average temperature in January
Sergeantsville, NJ
- Average high temperature in January: 36.1°F
The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (36.1°F).
- Average low temperature in January: 23.5°F
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).
Average pressure in January
Sergeantsville, 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 (29.94"Hg).
Average wind speed in January
Sergeantsville, NJ
- Average wind speed in January: 8.2mph
The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in January
Sergeantsville, NJ
- Average humidity in January: 76%
The months with the highest relative humidity are February and October (79%).
The months with the lowest relative humidity are April and July (74%).
Average rainfall in January
Sergeantsville, NJ
- Average rainfall in January: 1.81"
The wettest month (with the highest rainfall) is July (2.99").
The driest month (with the least rainfall) is September (1.61").
Average rainfall days in January
Sergeantsville, NJ
- Average rainfall days in January: 9 days
The months with the highest number of rainy days are May and July (16.8 days).
The month with the least rainy days is November (8.9 days).
Average snowfall in January
Sergeantsville, NJ
- Average snowfall in January: 1.89"
The month with the highest snowfall is March (2.91").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Sergeantsville, NJ
- Average snowfall days in January: 7 days
The month with the highest number of snowfall days is January (7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Sergeantsville, NJ
- Average daylight in January: 9h and 42min
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 0min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in January
Sergeantsville, NJ
- Average sunshine days in January: 18 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is June (11.7 days).
Average UV index in January
Sergeantsville, 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
Sergeantsville, NJ
- Average cloud cover in January: 45
The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in January
Sergeantsville, NJ
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).





