December weather forecast
Neshanic, NJ

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Weather in December

The first month of the winter, December, is still a cold month in Neshanic, New Jersey, with temperature in the range of an average low of 30.7°F (-0.7°C) and an average high of 42.1°F (5.6°C).

Temperature

Transition from November to December is accompanied by a temperature drop, with average high-temperatures decreasing from a fresh 51.1°F (10.6°C) to a wintry 42.1°F (5.6°C). Neshanic's average low-temperature during December nights is observed to be a subzero cold 30.7°F (-0.7°C).

Humidity

The months with the highest humidity in Neshanic, New Jersey, are February, October and December, with an average relative humidity of 79%.

Rainfall

In Neshanic, in December, during 7.7 rainfall days, 0.98" (25mm) of precipitation is typically accumulated. Throughout the year, there are 113.9 rainfall days, and 10.83" (275mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Neshanic are January through May, November and December. In Neshanic, in December, during 2.6 snowfall days, 0.63" (16mm) of snow is typically accumulated. Throughout the year, there are 15.6 snowfall days, and 3.19" (81mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Neshanic, with an average of 9h and 18min of daylight.
On the first day of December, sunrise is at 7:03 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 4:42 pm EST.

Sunshine

In December, the average sunshine in Neshanic is 4.8h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A daily maximum UV index of 2 in December translates into the following instructions:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
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Frequently asked questions

How cold is it in Neshanic in December?

Neshanic in December has an average high-temperature of 42.1°F (5.6°C) and an average low-temperature of 30.7°F (-0.7°C). In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is calculated to be 89.6°F (32°C).

What are the most humid months in Neshanic?

February, October and December, with an average relative humidity of 79%, are most humid months in Neshanic.

What is the average humidity in December in Neshanic?

The average relative humidity in December is 79%.

How much does it rain in Neshanic in December?

In Neshanic, during December, the rain falls for 7.7 days and regularly aggregates up to 0.98" (25mm) of precipitation.

How many days does it snow in December in Neshanic?

In Neshanic, in December, snow falls for 2.6 days, with typically accumulated 0.63" (16mm) of snow.

What is the month with the shortest days in Neshanic?

The month with the shortest days is December, with an average of 9h and 18min of daylight.

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

In Neshanic, the average day length in December is 9h and 20min.

When is the sunrise / sunset in December in Neshanic?

On the first day of December in Neshanic, sunrise is at 7:03 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 4:42 pm EST.

How many hours of sunshine does Neshanic have in December?

In December, the average sunshine duration in Neshanic is 4.8h.

When is the lowest UV index in Neshanic?

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2.

What is the UV index intensity in December in Neshanic?

The average daily maximum UV index in December in Neshanic, New Jersey, is 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Neshanic, NJ

Average temperature in December - Neshanic, NJ
  • Average high temperature in December: 42.1°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (35.6°F).

  • Average low temperature in December: 30.7°F

The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

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Average pressure in December
Neshanic, NJ

Average pressure in December - Neshanic, NJ
  • Average pressure in December: 30.08"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in December
Neshanic, NJ

Average wind speed in December - Neshanic, NJ
  • Average wind speed in December: 7.8mph

The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity in December
Neshanic, NJ

Average humidity in December - Neshanic, NJ
  • Average humidity in December: 79%

The months with the highest relative humidity are February, October and December (79%).
The month with the lowest relative humidity is April (74%).

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Average rainfall in December
Neshanic, NJ

Average rainfall in December - Neshanic, NJ
  • Average rainfall in December: 0.98"

The wettest month (with the highest rainfall) is July (1.3").
The driest month (with the least rainfall) is September (0.51").

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Average rainfall days in December
Neshanic, NJ

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

The month with the highest number of rainy days is May (13.1 days).
The month with the least rainy days is January (5.8 days).

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Average snowfall in December
Neshanic, NJ

Average snowfall in December - Neshanic, NJ
  • Average snowfall in December: 0.63"

The month with the highest snowfall is March (0.87").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in December
Neshanic, NJ

Average snowfall days in December - Neshanic, NJ
  • Average snowfall days in December: 2.6 days

The month with the highest number of snowfall days is February (5.1 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Neshanic, NJ
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in December
Neshanic, NJ

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

The month with the most sunshine days is January (22 days).
The month with the least sunshine days is May (14.8 days).

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Average UV index in December
Neshanic, NJ

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

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

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Average cloud cover in December
Neshanic, NJ

Average cloud cover in December - Neshanic, NJ
  • Average cloud cover in December: 49

The months with the most cloud cover are February and December (Cloud cover 49).
The months with the least cloud cover are July and August (Cloud cover 34).

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Average visibility in December
Neshanic, NJ

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

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

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Neshanic, New Jersey, USA

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