December weather forecast and climate
Holland, NJ

The first month of the winter, December, is still a chilly month in Holland, New Jersey, with temperature in the range of an average low of 31.1°F (-0.5°C) and an average high of 42.8°F (6°C).

Temperature

In Holland, the average high-temperature drops, from a cool 52°F (11.1°C) in November, to a frosty 42.8°F (6°C). In Holland, the average low-temperature is 31.1°F (-0.5°C).

Humidity

In December, the average relative humidity is 77%.

Rainfall

The month with the most rainfall in Holland is December when the rain falls for 10.7 days and typically aggregates up to 3.31" (84mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Holland, New Jersey. In Holland, snow falls for 3.6 days, with typically accumulated 1.61" (41mm) of snow. In Holland, during the entire year, snow falls for 24 days, and aggregates up to 12.13" (308mm) of snow.

Daylight

With an average of 9.3h of daylight, December has the shortest days of the year in Holland.

Sunshine

In Holland, New Jersey, the average sunshine is 5h.

UV index

January through March, November 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 minimal health vulnerability from the exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 2 transform into the following instructions:
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. 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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in December in Holland?

In Holland, New Jersey, in December, the average high-temperature is 42.8°F (6°C), and the average low-temperature is 31.1°F (-0.5°C).

What is the average humidity in December in Holland?

In Holland, New Jersey, the average relative humidity in December is 77%.

How much does it rain in Holland in December?

In Holland, New Jersey, during December, the rain falls for 10.7 days and regularly aggregates up to 3.31" (84mm) of precipitation.

What is the rainiest month in Holland?

December is the month with the most rainfall in Holland, New Jersey. Rain falls for 10.7 days and accumulates 3.31" (84mm) of precipitation.

How many days does it snow in December in Holland?

In December, in Holland, New Jersey, it is snowing for 3.6 days. Throughout December, 1.61" (41mm) of snow is accumulated.

What is the month with the shortest days in Holland?

The month with the shortest days in Holland, New Jersey, is December, with an average of 9.3h of daylight.

How many hours of daylight does Holland have in December?

In Holland, New Jersey, the average length of the day in December is 9.3h.

How long on average sun shines in December in Holland?

The average sunshine in December in Holland is 5h.

What are the months with the lowest UV index in Holland?

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

How high is the UV index in December in Holland?

In Holland, New Jersey, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health threat from unsafe exposure to the Sun's UV rays.
Average temperature in December - Holland, NJ
  • Average high temperature in December: 42.8°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (36.9°F).

  • Average low temperature in December: 31.1°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

Average pressure in December - Holland, NJ
  • Average pressure in December: 30.09"

The month with the highest atmospheric pressure is November (30.12").
The month with the lowest atmospheric pressure is June (29.93").

Average wind speed in December - Holland, NJ
  • Average wind speed in December: 7.6mph

The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

Average humidity in December - Holland, NJ
  • Average humidity in December: 77%

Months with the highest relative humidity are February and October (78%).
Months with the lowest relative humidity are April, July and August (72%).

Average rainfall in December - Holland, NJ
  • Average rainfall in December: 3.31"

The wettest month (with the highest rainfall) is December (3.31").
The driest month (with the least rainfall) is September (1.89").

Average rainfall days in December - Holland, NJ
  • Average rainfall days in December: 10.7 days

The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is November (8.5 days).

Average snowfall in December - Holland, NJ
  • Average snowfall in December: 1.61"

The month with the highest snowfall is March (3.78").
Months with the least snowfall are June, July, August and September (0").

Average snowfall days in December - Holland, NJ
  • Average snowfall days in December: 3.6 days

The month with the highest number of snowfall days is January (7.3 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December / Average sunshine in December - Holland, NJ
  • Average daylight in December: 9.3h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in December: 5h

The month with the most sunshine is July (Average sunshine: 10.6h).
The month with the least sunshine is February (Average sunshine: 4.7h).

Average sunshine days in December - Holland, NJ
  • Average sunshine days in December: 16.7 days

The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is June (11.4 days).

Average UV index in December - Holland, NJ
  • Average UV index in December: 2

Months with the highest UV index are May, 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 December - Holland, NJ
  • Average cloud cover in December: 48

Months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in December - Holland, NJ
  • Average visibility in December: 6mi

Months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
Months with the lowest visibility are May and September (5mi).