January weather forecast
Neptune City, NJ

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Weather in January

January, the same as December, is another cold winter month in Neptune City, New Jersey, with an average temperature varying between 28.6°F (-1.9°C) and 38.1°F (3.4°C).

Temperature

January, characterized by an average high temperature of 38.1°F (3.4°C) and a low temperature of 28.6°F (-1.9°C), is generally the coldest month.

Humidity

The months with the lowest humidity are January, March and November, with an average relative humidity of 74%.

Rainfall

The month with the least rainfall is January, when the rain falls for 9.3 days and typically collects 1.93" (49mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall in Neptune City. The months with the most snowfall in Neptune City are January, March and December, with an average 1.1" (28mm) of accumulated snow.

Daylight

In Neptune City, New Jersey, the average length of the day in January is 9h and 42min.
On the first day of January, sunrise is at 7:18 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 5:12 pm EST.

Sunshine

In Neptune City, New Jersey, the average sunshine in January is 5.2h.

UV index

The months with the lowest UV index in Neptune City 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 health risk from unsafe exposure to UV radiation for the average person.
Note: During January, 2 as the daily maximum UV index converts into the following advice:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest in Neptune City?

In Neptune City, January is the coldest month, with temperatures averaging a high of 38.1°F (3.4°C) and a low of 28.6°F (-1.9°C).

How cold is it in Neptune City in January?

In January, in Neptune City, the average high-temperature is 38.1°F (3.4°C), and the average low-temperature is 28.6°F (-1.9°C).

What are the least humid months in Neptune City?

January, March and November, with an average relative humidity of 74%, are the least humid months in Neptune City, New Jersey.

What is the average humidity in January in Neptune City?

The average relative humidity in January in Neptune City is 74%.

What is the driest month in Neptune City?

The month with the least rainfall in Neptune City, New Jersey, is January, when the rain falls for 9.3 days and typically collects 1.93" (49mm) of precipitation.

How many days does it rain in January in Neptune City?

In January, in Neptune City, the rain falls for 9.3 days. Throughout January, 1.93" (49mm) of precipitation is accumulated.

What is the snowiest month in Neptune City?

The months with the most snowfall are January, March and December, with an average 1.1" (28mm) of accumulated snow.

How many days does it snow in January in Neptune City?

In Neptune City, in January, during 4.8 snowfall days, 1.1" (28mm) of snow is typically accumulated.

How many hours of daylight does Neptune City have in January?

In January, the average day length in Neptune City, New Jersey, is 9h and 42min.

What time are sunrise and sunset in January in Neptune City?

On the first day of January in Neptune City, sunrise is at 7:18 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 5:12 pm EST.

How long on average sun shines in January in Neptune City?

The average sunshine duration in January is 5.2h.

What is the month with the lowest UV index in Neptune City?

The months with the lowest UV index in Neptune City are January through March, November and December, with an average maximum UV index of 2.

What is the UV index intensity in January in Neptune City?

The average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Neptune City, NJ

Average temperature in January - Neptune City, NJ
  • Average high temperature in January: 38.1°F

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (38.1°F).

  • Average low temperature in January: 28.6°F

The month with the highest average low temperature is July (70.5°F).
The coldest month (with the lowest average low temperature) is January (28.6°F).

Average pressure in January
Neptune City, NJ

Average pressure in January - Neptune City, 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
Neptune City, NJ

Average wind speed in January - Neptune City, NJ
  • Average wind speed in January: 12mph

The windiest month (with the highest average wind speed) is January (12mph).
The calmest month (with the lowest average wind speed) is July (7.7mph).

Average humidity in January
Neptune City, NJ

Average humidity in January - Neptune City, NJ
  • Average humidity in January: 74%

The month with the highest relative humidity is May (80%).
The months with the lowest relative humidity are January, March and November (74%).

Average rainfall in January
Neptune City, NJ

Average rainfall in January - Neptune City, NJ
  • Average rainfall in January: 1.93"

The wettest month (with the highest rainfall) is July (3.7").
The driest month (with the least rainfall) is January (1.93").

Average rainfall days in January
Neptune City, NJ

Average rainfall days in January - Neptune City, NJ
  • Average rainfall days in January: 9.3 days

The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is November (9.2 days).

Average snowfall in January
Neptune City, NJ

Average snowfall in January - Neptune City, NJ
  • Average snowfall in January: 1.1"

The months with the highest snowfall are January, March and December (1.1").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Neptune City, NJ

Average snowfall days in January - Neptune City, NJ
  • Average snowfall days in January: 4.8 days

The month with the highest number of snowfall days is January (4.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Neptune City, NJ

Average daylight in January / Average sunshine in January - Neptune City, 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 1min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days in January
Neptune City, NJ

Average sunshine days in January - Neptune City, NJ
  • Average sunshine days in January: 17.9 days

The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is July (11.3 days).

Average UV index in January
Neptune City, NJ

Average UV index in January - Neptune City, 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
Neptune City, NJ

Average cloud cover in January - Neptune City, NJ
  • Average cloud cover in January: 43

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in January
Neptune City, NJ

Average visibility in January - Neptune City, 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).

Neptune City, New Jersey, USA

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