December weather forecast
Newton Center, PA

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Weather in December

December, the first month of the winter in Newton Center, is still a cold month, with an average temperature varying between 25.7°F (-3.5°C) and 35.6°F (2°C).

Temperature

The onset of December introduces a moderate change in Newton Center's weather, with average high-temperatures falling from November's frosty 45.5°F (7.5°C) to a wintry 35.6°F (2°C). Newton Center anticipates an average minimum temperature of 25.7°F (-3.5°C) in the month of December.

Humidity

February and December, with an average relative humidity of 84%, are the most humid months.

Rainfall

In Newton Center, during December, the rain falls for 11.8 days and regularly aggregates up to 2.01" (51mm) of precipitation. Throughout the year, there are 159.9 rainfall days, and 26.65" (677mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Newton Center, in December, snow falls for 12.5 days, with typically accumulated 4.92" (125mm) of snow. In Newton Center, Pennsylvania, during the entire year, snow falls for 64.6 days and aggregates up to 28.03" (712mm) of snow.

Daylight

With an average of 9h and 12min of daylight, December has the shortest days of the year in Newton Center.
On the first day of the month, sunrise is at 7:10 am and sunset at 4:34 pm. On the last day of December, sunrise is at 7:29 am and sunset at 4:43 pm EST.

Sunshine

January, February and December, with an average of 3.4h of sunshine, are months with the least sunshine.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The daily high UV index of 1 during December translates into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Opt for tightly woven and loose clothing to enhance protection from the Sun. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.

Frequently asked questions

How cold is it in December?

In Newton Center, 35.6°F (2°C) is the average high-temperature and 25.7°F (-3.5°C) is the average low-temperature during December. The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, in July is evaluated at 86°F (30°C).

What is the most humid month?

February and December, with an average relative humidity of 84%, are most humid months.

What is the average humidity in December?

In December, the average relative humidity is 84%.

How many days does it rain in December?

In Newton Center, in December, during 11.8 rainfall days, 2.01" (51mm) of precipitation is typically accumulated.

How many days does it snow in December in Newton Center?

In Newton Center, during December, snow falls for 12.5 days and regularly aggregates up to 4.92" (125mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 12min of daylight.

What is the average length of the day in December?

In Newton Center, the average day length in December is 9h and 14min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 7:10 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 4:43 pm EST.

What are the months with the least sunshine?

January, February and December, with an average of 3.4h of sunshine, are months with the least sunshine.

How long on average sun shines in December?

The average sunshine duration in December is 3.4h.

What is the month with the lowest UV index?

The month with the lowest UV index is December, with an average maximum UV index of 1.

What is the UV index reading in December?

The average daily maximum UV index in December in Newton Center is 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability 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
Newton Center, PA

Average temperature in December - Newton Center, PA
  • Average high temperature in December: 35.6°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (29.8°F).

  • Average low temperature in December: 25.7°F

The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).

Average pressure in December
Newton Center, PA

Average pressure in December - Newton Center, PA
  • Average pressure in December: 30.09"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in December
Newton Center, PA

Average wind speed in December - Newton Center, PA
  • Average wind speed in December: 7.6mph

The windiest months (with the highest average wind speed) are January, February, March and April (8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in December
Newton Center, PA

Average humidity in December - Newton Center, PA
  • Average humidity in December: 84%

The months with the highest relative humidity are February and December (84%).
The month with the lowest relative humidity is July (77%).

Average rainfall in December
Newton Center, PA

Average rainfall in December - Newton Center, PA
  • Average rainfall in December: 2.01"

The wettest month (with the highest rainfall) is June (2.72").
The driest month (with the least rainfall) is September (1.73").

Average rainfall days in December
Newton Center, PA

Average rainfall days in December - Newton Center, PA
  • Average rainfall days in December: 11.8 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (7.6 days).

Average snowfall in December
Newton Center, PA

Average snowfall in December - Newton Center, PA
  • Average snowfall in December: 4.92"

The month with the highest snowfall is February (7.56").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Newton Center, PA

Average snowfall days in December - Newton Center, PA
  • Average snowfall days in December: 12.5 days

The month with the highest number of snowfall days is January (16.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Newton Center, PA

Average daylight in December / Average sunshine in December - Newton Center, PA
  • Average daylight in December: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in December: 3h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The months with the least sunshine are January, February and December (Average sunshine: 3h and 24min).

Average sunshine days in December
Newton Center, PA

Average sunshine days in December - Newton Center, PA
  • Average sunshine days in December: 10.2 days

The month with the most sunshine days is September (16.3 days).
The month with the least sunshine days is February (8.5 days).

Average UV index in December
Newton Center, PA

Average UV index in December - Newton Center, PA
  • Average UV index in December: 1

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in December
Newton Center, PA

Average cloud cover in December - Newton Center, PA
  • Average cloud cover in December: 65

The months with the most cloud cover are January, February and December (Cloud cover 65).
The months with the least cloud cover are July and August (Cloud cover 38).

Average visibility in December
Newton Center, PA

Average visibility in December - Newton Center, PA
  • Average visibility in December: 5mi

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

Newton Center, Pennsylvania, USA

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