January weather forecast
Island Beach Heights, NJ

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Weather in January

January, the same as December, is an icy winter month in Island Beach Heights, New Jersey, with an average temperature ranging between min 28.8°F (-1.8°C) and max 38.7°F (3.7°C).

Temperature

January, noted for its average high-temperature of 38.7°F (3.7°C) and an average low-temperature of 28.8°F (-1.8°C), is considered the coldest month.

Humidity

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

Rainfall

January is the month with the least rainfall. Rain falls for 6.9 days and accumulates 0.79" (20mm) of precipitation.

Snowfall

January through March, November and December are months with snowfall. In Island Beach Heights, in January, during 4.3 snowfall days, 0.71" (18mm) of snow is typically accumulated. In Island Beach Heights, during the entire year, snow falls for 13.6 days and aggregates up to 2.56" (65mm) of snow.

Daylight

In January, the average length of the day is 9h and 43min.
On the first day of January, sunrise is at 7:18 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 5:14 pm EST.

Sunshine

In Island Beach Heights, the average sunshine in January is 5.2h.

UV index

January, February, 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 exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index of 2 in January converts into the following recommendations:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Updated: Aug 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months?

Island Beach Heights witnesses the coldest weather in January, with temperatures averaging a high of 38.7°F (3.7°C) and a low of 28.8°F (-1.8°C).

Is January cold?

In Island Beach Heights, in January, the average high-temperature is 38.7°F (3.7°C), and the average low-temperature is 28.8°F (-1.8°C).

What is the least humid month?

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

What is the average humidity in January?

In Island Beach Heights, the average relative humidity in January is 74%.

What is the driest month?

January is the month with the least rainfall. Rain falls for 6.9 days and accumulates 0.79" (20mm) of precipitation.

How many days does it rain in January?

In January, the rain falls for 6.9 days. Throughout January, 0.79" (20mm) of precipitation is accumulated.

How much does it snow in January?

In Island Beach Heights, in January, snow falls for 4.3 days, with typically accumulated 0.71" (18mm) of snow.

How many hours of daylight does Island Beach Heights have in January?

In January, the average day length is 9h and 43min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 7:18 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 5:14 pm EST.

How long on average sun shines in January?

In January, the average sunshine duration is 5.2h.

When is the lowest UV index?

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.

What is the UV index reading in January?

In Island Beach Heights, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to Sun's UV rays.
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
Island Beach Heights, NJ

Average temperature in January - Island Beach Heights, NJ
  • Average high temperature in January: 38.7°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (38.7°F).

  • Average low temperature in January: 28.8°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

Average pressure in January
Island Beach Heights, NJ

Average pressure in January - Island Beach Heights, 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
Island Beach Heights, NJ

Average wind speed in January - Island Beach Heights, NJ
  • Average wind speed in January: 11.9mph

The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.8mph).

Average humidity in January
Island Beach Heights, NJ

Average humidity in January - Island Beach Heights, NJ
  • Average humidity in January: 74%

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

Average rainfall in January
Island Beach Heights, NJ

Average rainfall in January - Island Beach Heights, NJ
  • Average rainfall in January: 0.79"

The wettest month (with the highest rainfall) is July (1.97").
The driest month (with the least rainfall) is January (0.79").

Average rainfall days in January
Island Beach Heights, NJ

Average rainfall days in January - Island Beach Heights, NJ
  • Average rainfall days in January: 6.9 days

The month with the highest number of rainy days is July (14.3 days).
The month with the least rainy days is January (6.9 days).

Average snowfall in January
Island Beach Heights, NJ

Average snowfall in January - Island Beach Heights, NJ
  • Average snowfall in January: 0.71"

The month with the highest snowfall is December (0.75").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in January
Island Beach Heights, NJ

Average snowfall days in January - Island Beach Heights, NJ
  • Average snowfall days in January: 4.3 days

The month with the highest number of snowfall days is January (4.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in January /
Average sunshine in January
Island Beach Heights, NJ

Average daylight in January / Average sunshine in January - Island Beach Heights, 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 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days in January
Island Beach Heights, NJ

Average sunshine days in January - Island Beach Heights, NJ
  • Average sunshine days in January: 20.5 days

The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is July (13.9 days).

Average UV index in January
Island Beach Heights, NJ

Average UV index in January - Island Beach Heights, 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
Island Beach Heights, NJ

Average cloud cover in January - Island Beach Heights, NJ
  • Average cloud cover in January: 43

The month with the most cloud cover is February (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 28).

Average visibility in January
Island Beach Heights, NJ

Average visibility in January - Island Beach Heights, 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).

Island Beach Heights, New Jersey, USA

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