January weather forecast
Ortley Beach, NJ

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Weather in January

January, like December, in Ortley Beach, New Jersey, is a wintry winter month, with an average temperature fluctuating between 39°F (3.9°C) and 30.2°F (-1°C).

Temperature

In Ortley Beach, the lowest average temperatures are observed in January, with a high of 39°F (3.9°C) and a low of 30.2°F (-1°C).

Humidity

January and November, with an average relative humidity of 74%, are the least humid months.

Rainfall

The month with the least rainfall in Ortley Beach is January, when the rain falls for 9 days and typically collects 2.01" (51mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. The month with the most snowfall is January, when snow falls for 4.4 days and typically aggregates up to 1.34" (34mm) of snow.

Daylight

The average length of the day in January is 9h and 43min.
On the first day of January, sunrise is at 7:17 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 5:13 pm EST.

Sunshine

The average sunshine in January is 5.2h.

UV index

January through March and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the average person.
Note: In January, the maximum UV index of 2 transforms into these recommendations:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. To avoid the Sun's strongest rays, limit exposure around the mid-day period. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Updated: Jul 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest?

Ortley Beach's temperature records reveal January as the coldest month, marked by average highs of 39°F (3.9°C) and lows of 30.2°F (-1°C).

How cold is it in January?

In Ortley Beach, in January, the average high-temperature is 39°F (3.9°C), and the average low-temperature is 30.2°F (-1°C).

What is the least humid month?

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

What is the average humidity in January?

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

What is the driest month?

January is the month with the least rainfall. Rain falls for 9 days and accumulates 2.01" (51mm) of precipitation.

How many days does it rain in January?

In Ortley Beach, during January, the rain falls for 9 days and regularly aggregates up to 2.01" (51mm) of precipitation.

When does it snow the most?

The month with the most snowfall is January, when snow falls for 4.4 days and typically aggregates up to 1.34" (34mm) of snow.

How many days does it snow in January?

In Ortley Beach, in January, during 4.4 snowfall days, 1.34" (34mm) of snow is typically accumulated.

What is the average length of the day in January?

The average day length in January is 9h and 43min.

When is the sunrise / sunset in January?

On the first day of January, sunrise is at 7:17 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 5:13 pm EST.

How many hours of sunshine does Ortley Beach have in January?

The average sunshine duration in January is 5.2h.

When is the lowest UV index?

January through March and December, with an average maximum UV index of 2, are months with the lowest UV index in Ortley Beach, New Jersey.

What is the UV index reading in January?

In January, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health threat from unsafe exposure to Sun's UV rays.
Average high temperature
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
Ortley Beach, NJ

Average temperature in January - Ortley Beach, NJ
  • Average high temperature in January: 39°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (39°F).

  • Average low temperature in January: 30.2°F

The month with the highest average low temperature is August (71.6°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).

Average pressure in January
Ortley Beach, NJ

Average pressure in January - Ortley Beach, 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
Ortley Beach, NJ

Average wind speed in January - Ortley Beach, NJ
  • Average wind speed in January: 13.5mph

The windiest month (with the highest average wind speed) is January (13.5mph).
The calmest month (with the lowest average wind speed) is July (8.8mph).

Average humidity in January
Ortley Beach, NJ

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

The months with the highest relative humidity are May and June (81%).
The months with the lowest relative humidity are January and November (74%).

Average rainfall in January
Ortley Beach, NJ

Average rainfall in January - Ortley Beach, NJ
  • Average rainfall in January: 2.01"

The wettest month (with the highest rainfall) is December (3.7").
The driest month (with the least rainfall) is January (2.01").

Average rainfall days in January
Ortley Beach, NJ

Average rainfall days in January - Ortley Beach, NJ
  • Average rainfall days in January: 9 days

The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is January (9 days).

Average snowfall in January
Ortley Beach, NJ

Average snowfall in January - Ortley Beach, NJ
  • Average snowfall in January: 1.34"

The month with the highest snowfall is January (1.34").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Ortley Beach, NJ

Average snowfall days in January - Ortley Beach, NJ
  • Average snowfall days in January: 4.4 days

The month with the highest number of snowfall days is January (4.4 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
Ortley Beach, NJ

Average daylight in January / Average sunshine in January - Ortley Beach, 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
Ortley Beach, NJ

Average sunshine days in January - Ortley Beach, NJ
  • Average sunshine days in January: 17.8 days

The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is July (13.1 days).

Average UV index in January
Ortley Beach, NJ

Average UV index in January - Ortley Beach, 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 and December (UV index 2).

Average cloud cover in January
Ortley Beach, NJ

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

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 28).

Average visibility in January
Ortley Beach, NJ

Average visibility in January - Ortley Beach, 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).

Ortley Beach, New Jersey, USA

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