January weather forecast and climate
Deal Park, NJ

January, like December, in Deal Park, New Jersey, is a wintry winter month, with average temperature fluctuating between 28.9°F (-1.7°C) and 38.3°F (3.5°C).

Temperature

January is the coldest month, with an average high-temperature of 38.3°F (3.5°C) and an average low-temperature of 28.9°F (-1.7°C).

Humidity

The average relative humidity is 74%.

Rainfall

The month with the least rainfall is January when the rain falls for 6.9 days and typically collects 0.55" (14mm) of precipitation.

Snowfall

January through March, October and December are months with snowfall. In Deal Park, during 4.2 snowfall days, 0.28" (7mm) of snow is typically accumulated. In Deal Park, New Jersey, during the entire year, snow falls for 14.6 days, and aggregates up to 1.38" (35mm) of snow.

Daylight

In January, the average length of the day in Deal Park is 9.7h.

Sunshine

In Deal Park, New Jersey, the average sunshine in January is 5.1h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Deal Park. A UV Index of 2, and less, symbolizes a low threat to health from the exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 2 in January interpret into the following advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the coldest month in Deal Park?

With an average high-temperature of 38.3°F (3.5°C) and an average low-temperature of 28.9°F (-1.7°C), January is the coldest month in Deal Park.

What is the temperature in January in Deal Park?

In Deal Park, in January, the average high-temperature is 38.3°F (3.5°C), and the average low-temperature is 28.9°F (-1.7°C).

What is the average humidity in January in Deal Park?

In Deal Park, the average relative humidity in January is 74%.

How much does it rain in Deal Park in January?

In January, in Deal Park, New Jersey, the rain falls for 6.9 days. Throughout January, 0.55" (14mm) of precipitation is accumulated.

What is the driest month in Deal Park?

The month with the least rainfall in Deal Park is January when the rain falls for 6.9 days and typically collects 0.55" (14mm) of precipitation.

How much does it snow in Deal Park in January?

In Deal Park, New Jersey, in January, during 4.2 snowfall days, 0.28" (7mm) of snow is typically accumulated.

What is the average length of the day in January in Deal Park?

In January, the average length of the day in Deal Park, New Jersey, is 9.7h.

How long on average sun shines in January in Deal Park?

In January, the average sunshine in Deal Park is 5.1h.

When is the lowest UV index in Deal Park?

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

How high is the UV index in January in Deal Park?

The average daily maximum UV index in January in Deal Park, New Jersey, is 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to the Sun's UV rays.
Average temperature in January - Deal Park, NJ
  • Average high temperature in January: 3.5°C

The warmest month (with the highest average high temperature) is July (26.8°C).
The month with the lowest average high temperature is January (3.5°C).

  • Average low temperature in January: -1.7°C

The month with the highest average low temperature is July (21.8°C).
The coldest month (with the lowest average low temperature) is January (-1.7°C).

Average pressure in January - Deal Park, NJ
  • Average pressure in January: 1018.1mbar

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 - Deal Park, NJ
  • Average wind speed in January: 20.2km/h

The windiest month (with the highest average wind speed) is January (20.2km/h).
The calmest month (with the lowest average wind speed) is July (12.9km/h).

Average humidity in January - Deal Park, NJ
  • Average humidity in January: 74%

Months with the highest relative humidity are May and June (79%).
The month with the lowest relative humidity is November (73%).

Average rainfall in January - Deal Park, NJ
  • Average rainfall in January: 14mm

The wettest month (with the highest rainfall) is July (35mm).
The driest month (with the least rainfall) is January (14mm).

Average rainfall days in January - Deal Park, NJ
  • Average rainfall days in January: 6.9 days

The month with the highest number of rainy days is July (14.6 days).
The month with the least rainy days is November (6.8 days).

Average snowfall in January - Deal Park, NJ
  • Average snowfall in January: 7mm

The month with the highest snowfall is December (12mm).
Months with the least snowfall are April, May, June, July, August, September and November (0mm).

Average snowfall days in January - Deal Park, NJ
  • Average snowfall days in January: 4.2 days

The month with the highest number of snowfall days is January (4.2 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in January / Average sunshine in January - Deal Park, 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: 5.1h

The month with the most sunshine is July (Average sunshine: 10.8h).
The month with the least sunshine is February (Average sunshine: 4.8h).

Average sunshine days in January - Deal Park, NJ
  • Average sunshine days in January: 21.4 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is July (14.3 days).

Average UV index in January - Deal Park, 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, November and December (UV index 2).

Average cloud cover in January - Deal Park, 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 - Deal Park, NJ
  • Average visibility in January: 9km

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