December weather forecast
Lawnside, NJ

Weather in December

December, the first month of the winter, in Lawnside, is also a frosty month, with average temperature fluctuating between 33.1°F (0.6°C) and 44.2°F (6.8°C).

Temperature

In Lawnside, the average high-temperature drops, from a fresh 53.6°F (12°C) in November, to a frosty 44.2°F (6.8°C). In Lawnside, in December, the average low-temperature is 33.1°F (0.6°C).

Humidity

The average relative humidity in December is 76%.

Rainfall

In December, in Lawnside, the rain falls for 7.3 days. Throughout December, 1.26" (32mm) of precipitation is accumulated. Throughout the year, there are 117 rainfall days, and 12.13" (308mm) of precipitation is accumulated.

Snowfall

January through March, May, November and December are months with snowfall in Lawnside. In Lawnside, in December, snow falls for 2 days, with typically accumulated 0.24" (6mm) of snow. Throughout the year, in Lawnside, there are 11.4 snowfall days, and 3.11" (79mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9.4h of daylight.

Sunshine

The average sunshine in December is 5.1h.

UV index

Months with the lowest UV index in Lawnside are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 2 interpret into the following advice:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
[Resources]

FAQ

What is the average humidity in December in Lawnside?

In December, the average relative humidity in Lawnside is 76%.

How many days does it rain in December in Lawnside?

In Lawnside, New Jersey, during December, the rain falls for 7.3 days and regularly aggregates up to 1.26" (32mm) of precipitation.

How much does it snow in Lawnside in December?

In Lawnside, New Jersey, in December, snow falls for 2 days, with typically accumulated 0.24" (6mm) of snow.

What is the month with the shortest days in Lawnside?

The month with the shortest days in Lawnside, New Jersey, is December, with an average of 9.4h of daylight.

How many hours of daylight does Lawnside have in December?

In Lawnside, the average length of the day in December is 9.4h.

How long on average sun shines in December in Lawnside?

In Lawnside, New Jersey, the average sunshine in December is 5.1h.

When is the lowest UV index in Lawnside?

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

What is the UV index reading in December in Lawnside?

In Lawnside, New Jersey, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from the exposure to the Sun's UV radiation.

Average temperature in December
Lawnside, NJ

Average temperature in December - Lawnside, NJ
  • Average high temperature in December: 44.2°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in December: 33.1°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

[Resources]

Average pressure in December
Lawnside, NJ

Average pressure in December - Lawnside, 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 (29.94").

[Resources]

Average wind speed in December
Lawnside, NJ

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

The windiest month (with the highest average wind speed) is April (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

[Resources]

Average humidity in December
Lawnside, NJ

Average humidity in December - Lawnside, NJ
  • Average humidity in December: 76%

The month with the highest relative humidity is October (77%).
The month with the lowest relative humidity is April (71%).

[Resources]

Average rainfall in December
Lawnside, NJ

Average rainfall in December - Lawnside, NJ
  • Average rainfall in December: 1.26"

The wettest month (with the highest rainfall) is August (1.38").
The driest months (with the least rainfall) are January and September (0.67").

[Resources]

Average rainfall days in December
Lawnside, NJ

Average rainfall days in December - Lawnside, NJ
  • Average rainfall days in December: 7.3 days

The month with the highest number of rainy days is July (13.7 days).
The month with the least rainy days is January (6.5 days).

[Resources]

Average snowfall in December
Lawnside, NJ

Average snowfall in December - Lawnside, NJ
  • Average snowfall in December: 0.24"

The month with the highest snowfall is February (1.1").
Months with the least snowfall are April, June, July, August, September and October (0").

[Resources]

Average snowfall days in December
Lawnside, NJ

Average snowfall days in December - Lawnside, NJ
  • Average snowfall days in December: 2 days

The month with the highest number of snowfall days is January (3.5 days).
Months with the least snowfall days are June, July, August, September and October (0 days).

[Resources]

Average daylight in December /
Average sunshine in December
Lawnside, NJ

Average daylight in December / Average sunshine in December - Lawnside, NJ
  • Average daylight in December: 9.4h

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 December: 5.1h

The month with the most sunshine is July (Average sunshine: 10.6h).
The month with the least sunshine is February (Average sunshine: 4.9h).

[Resources]

Average sunshine days in December
Lawnside, NJ

Average sunshine days in December - Lawnside, NJ
  • Average sunshine days in December: 21.5 days

The month with the most sunshine days is November (21.7 days).
The month with the least sunshine days is July (14.3 days).

[Resources]

Average UV index in December
Lawnside, NJ

Average UV index in December - Lawnside, 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, November and December (UV index 2).

[Resources]

Average cloud cover in December
Lawnside, NJ

Average cloud cover in December - Lawnside, NJ
  • Average cloud cover in December: 46

Months with the most cloud cover are February and March (Cloud cover 47).
Months with the least cloud cover are July and August (Cloud cover 31).

[Resources]

Average visibility in December
Lawnside, NJ

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

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

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location