January weather forecast
Stone Harbor, NJ

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Weather in January

January, the same as December, is an icy winter month in Stone Harbor, New Jersey, with an average temperature ranging between min 32.7°F (0.4°C) and max 40.6°F (4.8°C).

Temperature

January is the coldest month, exhibiting average temperatures of 40.6°F (4.8°C) at the peak and 32.7°F (0.4°C) at the base.

Humidity

In January, the average relative humidity is 74%.

Rainfall

The month with the least rainfall in Stone Harbor, New Jersey, is January, when the rain falls for 6.5 days and typically collects 0.39" (10mm) of precipitation.

Snowfall

January through March and December are months with snowfall in Stone Harbor. In Stone Harbor, in January, snow falls for 2.8 days, with typically accumulated 0.12" (3mm) of snow. In Stone Harbor, during the entire year, snow falls for 8.3 days and aggregates up to 0.67" (17mm) of snow.

Ocean temperature

In Stone Harbor, the average seawater temperature in January is 42.1°F (5.6°C).
Note: Staying in 42.1°F (5.6°C) waters for just a few moments at 55.4°F (13°C) can be harrowing, and below 50°F (10°C) poses breathing and cold shock risks, depending on individual tolerance.

Daylight

The average length of the day in January is 9h and 48min.
On the first day of the month, sunrise is at 7:17 am and sunset at 4:47 pm. On the last day of January, in Stone Harbor, sunrise is at 7:06 am and sunset at 5:18 pm EST.

Sunshine

In January, the average sunshine is 5.4h.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In January, the maximum UV index of 2 suggests this advice:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
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 Stone Harbor?

Temperature readings in Stone Harbor reach their annual highs in January, averaging 40.6°F (4.8°C) and a minimum average of 32.7°F (0.4°C).

Is it cold in Stone Harbor during January?

The high-temperature, in January, in Stone Harbor, is 40.6°F (4.8°C), while the low-temperature averages to 32.7°F (0.4°C).

What is the average humidity in January in Stone Harbor?

In Stone Harbor, New Jersey, the average relative humidity in January is 74%.

What is the driest month in Stone Harbor?

January is the month with the least rainfall in Stone Harbor, New Jersey. Rain falls for 6.5 days and accumulates 0.39" (10mm) of precipitation.

How many days does it rain in January in Stone Harbor?

In January, in Stone Harbor, the rain falls for 6.5 days. Throughout January, 0.39" (10mm) of precipitation is accumulated.

How many days does it snow in January in Stone Harbor?

In January, in Stone Harbor, it is snowing for 2.8 days. Throughout January, 0.12" (3mm) of snow is accumulated.

How cold is the water in January in Stone Harbor?

In January, the average ocean temperature in Stone Harbor, New Jersey, is 42.1°F (5.6°C). Swimming in 42.1°F (5.6°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

What is the average length of the day in January in Stone Harbor?

The average day length in January in Stone Harbor, New Jersey, is 9h and 48min.

What time are sunrise and sunset in January in Stone Harbor?

In January, on the first day of the month, sunrise is at 7:17 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 5:18 pm EST.

How long on average sun shines in January in Stone Harbor?

In Stone Harbor, the average sunshine duration in January is 5.4h.

What is the month with the lowest UV index in Stone Harbor?

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

How high is the UV index in January in Stone Harbor?

In January, the average daily maximum UV index in Stone Harbor, New Jersey, is 2. A UV Index reading of 2, and below, represents a low health threat from unprotected exposure to 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
Stone Harbor, NJ

Average temperature in January - Stone Harbor, NJ
  • Average high temperature in January: 40.6°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (40.6°F).

  • Average low temperature in January: 32.7°F

The month with the highest average low temperature is July (73.4°F).
The coldest month (with the lowest average low temperature) is January (32.7°F).

Average pressure in January
Stone Harbor, NJ

Average pressure in January - Stone Harbor, 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
Stone Harbor, NJ

Average wind speed in January - Stone Harbor, NJ
  • Average wind speed in January: 13.5mph

The windiest month (with the highest average wind speed) is January (13.5mph).
The calmest months (with the lowest average wind speed) are July and August (9.1mph).

Average humidity in January
Stone Harbor, NJ

Average humidity in January - Stone Harbor, NJ
  • Average humidity in January: 74%

The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is November (73%).

Average rainfall in January
Stone Harbor, NJ

Average rainfall in January - Stone Harbor, NJ
  • Average rainfall in January: 0.39"

The wettest months (with the highest rainfall) are May and June (0.98").
The driest month (with the least rainfall) is January (0.39").

Average rainfall days in January
Stone Harbor, NJ

Average rainfall days in January - Stone Harbor, NJ
  • Average rainfall days in January: 6.5 days

The month with the highest number of rainy days is July (12.7 days).
The month with the least rainy days is November (5.9 days).

Average snowfall in January
Stone Harbor, NJ

Average snowfall in January - Stone Harbor, NJ
  • Average snowfall in January: 0.12"

The month with the highest snowfall is February (0.24").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in January
Stone Harbor, NJ

Average snowfall days in January - Stone Harbor, NJ
  • Average snowfall days in January: 2.8 days

The month with the highest number of snowfall days is January (2.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average sea temperature in January
Stone Harbor, NJ

Average sea temperature in January - Stone Harbor, NJ
  • Average sea temperature in January: 42.1°F

The best month for swimming (with the highest average sea temperature) is August (76.5°F).
The coldest month (with the lowest average sea temperature) is February (40.3°F).

Average daylight in January /
Average sunshine in January
Stone Harbor, NJ

Average daylight in January / Average sunshine in January - Stone Harbor, NJ
  • Average daylight in January: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in January: 5h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

Average sunshine days in January
Stone Harbor, NJ

Average sunshine days in January - Stone Harbor, NJ
  • Average sunshine days in January: 22.3 days

The months with the most sunshine days are January and November (22.3 days).
The month with the least sunshine days is July (15.6 days).

Average UV index in January
Stone Harbor, NJ

Average UV index in January - Stone Harbor, 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 and December (UV index 2).

Average cloud cover in January
Stone Harbor, NJ

Average cloud cover in January - Stone Harbor, NJ
  • Average cloud cover in January: 42

The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 24).

Average visibility in January
Stone Harbor, NJ

Average visibility in January - Stone Harbor, 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).

Stone Harbor, New Jersey, USA

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