January weather forecast and climate
Dover Beaches North, NJ

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

Temperature

January is the coldest month, with an average high-temperature of 39°F (3.9°C) and an average low-temperature of 30.2°F (-1°C).

Humidity

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

Rainfall

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

Snowfall

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

Ocean temperature

In Dover Beaches North, the average seawater temperature in January is 43.3°F (6.3°C).
Note: Swimming in 43.3°F (6.3°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

In Dover Beaches North, the average length of the day is 9.7h.

Sunshine

The average sunshine in Dover Beaches North 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 in Dover Beaches North, New Jersey. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to the UV radiation for the average person.
Note: In January, the average maximum UV index of 2 translate into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the coldest month in Dover Beaches North?

The coldest month in Dover Beaches North is January, with an average high-temperature of 39°F (3.9°C) and an average low-temperature of 30.2°F (-1°C).

What is the temperature in January in Dover Beaches North?

The average high-temperature, in January, is 39°F (3.9°C), while the average low-temperature is 30.2°F (-1°C).

What are the least humid months in Dover Beaches North?

Months with the lowest humidity in Dover Beaches North are January and November, with an average relative humidity of 74%.

What is the average humidity in January in Dover Beaches North?

In Dover Beaches North, the average relative humidity in January is 74%.

How much does it rain in Dover Beaches North in January?

In Dover Beaches North, in January, it is raining for 9 days, with typically 2.01" (51mm) of accumulated precipitation.

What is the driest month in Dover Beaches North?

January is the month with the least rainfall in Dover Beaches North, New Jersey. Rain falls for 9 days and accumulates 2.01" (51mm) of precipitation.

How many days does it snow in January in Dover Beaches North?

In Dover Beaches North, New Jersey, in January, snow falls for 4.4 days, with typically accumulated 1.34" (34mm) of snow.

When does it snow the most in Dover Beaches North?

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

What is the water temperature in January in Dover Beaches North?

In Dover Beaches North, New Jersey, the average seawater temperature in January is 43.3°F (6.3°C). Swimming in 43.3°F (6.3°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 Dover Beaches North?

In January, the average length of the day in Dover Beaches North, New Jersey, is 9.7h.

How long on average sun shines in January in Dover Beaches North?

In January, the average sunshine is 5.2h.

What is the month with the lowest UV index in Dover Beaches North?

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

What is the UV index intensity in January in Dover Beaches North?

The average daily maximum UV index in January in Dover Beaches North is 2. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to the Sun's UV rays.
Average temperature in January - Dover Beaches North, NJ
  • Average high temperature in January: 3.9°C

The warmest month (with the highest average high temperature) is July (26.2°C).
The month with the lowest average high temperature is January (3.9°C).

  • Average low temperature in January: -1°C

The month with the highest average low temperature is August (22°C).
The coldest month (with the lowest average low temperature) is January (-1°C).

Average pressure in January - Dover Beaches North, NJ
  • Average pressure in January: 1018.2mbar

The month with the highest atmospheric pressure is November (1019.5mbar).
The month with the lowest atmospheric pressure is June (1013.7mbar).

Average wind speed in January - Dover Beaches North, NJ
  • Average wind speed in January: 21.8km/h

The windiest month (with the highest average wind speed) is January (21.8km/h).
The calmest month (with the lowest average wind speed) is July (14.2km/h).

Average humidity in January - Dover Beaches North, NJ
  • Average humidity in January: 74%

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

Average rainfall in January - Dover Beaches North, NJ
  • Average rainfall in January: 51mm

The wettest month (with the highest rainfall) is December (94mm).
The driest month (with the least rainfall) is January (51mm).

Average rainfall days in January - Dover Beaches North, 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 - Dover Beaches North, NJ
  • Average snowfall in January: 34mm

The month with the highest snowfall is January (34mm).
Months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in January - Dover Beaches North, NJ
  • Average snowfall days in January: 4.4 days

The month with the highest number of snowfall days is January (4.4 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature in January - Dover Beaches North, NJ
  • Average sea temperature in January: 6.3°C

The best month for swimming (with the highest average sea temperature) is August (24.3°C).
The coldest month (with the lowest average sea temperature) is February (4.9°C).

Average daylight in January / Average sunshine in January - Dover Beaches North, NJ
  • Average daylight in January: 9.7h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in January: 5.2h

The month with the most sunshine is July (Average sunshine: 10.8h).
The month with the least sunshine is February (Average sunshine: 4.9h).

Average sunshine days in January - Dover Beaches North, 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 - Dover Beaches North, NJ
  • Average UV index in January: 2

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, March and December (UV index 2).

Average cloud cover in January - Dover Beaches North, NJ
  • Average cloud cover in January: 43

The month with the most cloud cover is February (Cloud cover 48).
Months with the least cloud cover are July and August (Cloud cover 28).

Average visibility in January - Dover Beaches North, NJ
  • Average visibility in January: 9km

Months with the highest visibility are April, June, July, August, September, October and November (10km).
Months with the lowest visibility are January, February, March, May and December (9km).