December weather forecast and climate
Bulltown, NJ

December, the first month of the winter, in Bulltown, is also a frosty month, with average temperature fluctuating between 45.5°F (7.5°C) and 34.2°F (1.2°C).

Temperature

In December, the average high-temperature marginally drops, from a fresh 53.6°F (12°C) in November, to a frosty 45.5°F (7.5°C). In Bulltown, in December, the average low-temperature is 34.2°F (1.2°C).

Humidity

In Bulltown, the average relative humidity is 77%.

Rainfall

In Bulltown, in December, during 7.7 rainfall days, 1.26" (32mm) of precipitation is typically accumulated. In Bulltown, New Jersey, during the entire year, the rain falls for 115 days and collects up to 12.44" (316mm) of precipitation.

Snowfall

Months with snowfall in Bulltown are January through March, May, November and December. In Bulltown, in December, during 2.3 snowfall days, 0.24" (6mm) of snow is typically accumulated. Throughout the year, there are 11.9 snowfall days, and 2.99" (76mm) of snow is accumulated.

Daylight

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

Sunshine

The average sunshine in Bulltown, New Jersey, is 5.1h.

UV index

Months with the lowest UV index in Bulltown are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to the UV radiation for average individuals.
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. 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. 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 Bulltown?

The average high-temperature, in December, in Bulltown, is 45.5°F (7.5°C), while the average low-temperature is 34.2°F (1.2°C).

What is the average humidity in December in Bulltown?

The average relative humidity in December in Bulltown is 77%.

How much does it rain in Bulltown in December?

In Bulltown, New Jersey, in December, during 7.7 rainfall days, 1.26" (32mm) of precipitation is typically accumulated.

How many days does it snow in December in Bulltown?

In December, in Bulltown, New Jersey, it is snowing for 2.3 days. Throughout December, 0.24" (6mm) of snow is accumulated.

What is the month with the shortest days in Bulltown?

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

What is the average length of the day in December in Bulltown?

The average length of the day in December is 9.4h.

How many hours of sunshine does Bulltown have in December?

In Bulltown, the average sunshine in December is 5.1h.

What is the month with the lowest UV index in Bulltown?

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

What is the UV index intensity in December in Bulltown?

The average daily maximum UV index in December in Bulltown is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from the exposure to the Sun's UV radiation.
Average temperature in December - Bulltown, NJ
  • Average high temperature in December: 7.5°C

The warmest month (with the highest average high temperature) is July (29°C).
The month with the lowest average high temperature is January (3.9°C).

  • Average low temperature in December: 1.2°C

The month with the highest average low temperature is July (20.5°C).
The coldest month (with the lowest average low temperature) is January (-2.5°C).

Average pressure in December - Bulltown, NJ
  • Average pressure in December: 1018.9mbar

The month with the highest atmospheric pressure is November (1019.8mbar).
The month with the lowest atmospheric pressure is June (1013.8mbar).

Average wind speed in December - Bulltown, NJ
  • Average wind speed in December: 13.3km/h

The windiest month (with the highest average wind speed) is April (14.6km/h).
The calmest month (with the lowest average wind speed) is August (9.7km/h).

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

The month with the highest relative humidity is June (79%).
The month with the lowest relative humidity is April (72%).

Average rainfall in December - Bulltown, NJ
  • Average rainfall in December: 32mm

The wettest month (with the highest rainfall) is July (39mm).
The driest month (with the least rainfall) is January (17mm).

Average rainfall days in December - Bulltown, NJ
  • Average rainfall days in December: 7.7 days

The month with the highest number of rainy days is July (13.3 days).
The month with the least rainy days is November (6.7 days).

Average snowfall in December - Bulltown, NJ
  • Average snowfall in December: 6mm

The month with the highest snowfall is January (27mm).
Months with the least snowfall are April, June, July, August, September and October (0mm).

Average snowfall days in December - Bulltown, NJ
  • Average snowfall days in December: 2.3 days

The month with the highest number of snowfall days is January (3.7 days).
Months with the least snowfall days are June, July, August, September and October (0 days).

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

The month with the longest days is June (Average daylight: 14.9h).
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: 10.7h).
The month with the least sunshine is February (Average sunshine: 5h).

Average sunshine days in December - Bulltown, NJ
  • Average sunshine days in December: 21.6 days

The month with the most sunshine days is November (22.1 days).
The month with the least sunshine days is July (14.3 days).

Average UV index in December - Bulltown, 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).

Average cloud cover in December - Bulltown, NJ
  • Average cloud cover in December: 45

Months with the most cloud cover are February and March (Cloud cover 46).
Months with the least cloud cover are July and August (Cloud cover 29).

Average visibility in December - Bulltown, NJ
  • Average visibility in December: 9km

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