December weather forecast
Beltzhoover, PA

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Weather in December

The first month of the winter, December, is still a cold month in Beltzhoover, Pennsylvania, with temperature in the range of an average high of 39.7°F (4.3°C) and an average low of 28.2°F (-2.1°C).

Temperature

A decrease in the average high-temperature is observed during December, shifting from a frosty 49.3°F (9.6°C) in November to a wintry 39.7°F (4.3°C). Beltzhoover's nights in December experience an average temperature drop to a freezing cold 28.2°F (-2.1°C).

Humidity

In December, the average relative humidity is 83%.

Rainfall

In December, the rain falls for 10.7 days. Throughout December, 2.09" (53mm) of precipitation is accumulated. Throughout the year, there are 164 rainfall days, and 26.89" (683mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In Beltzhoover, during December, snow falls for 11.8 days and regularly aggregates up to 2.64" (67mm) of snow. In Beltzhoover, during the entire year, snow falls for 53.3 days and aggregates up to 13.27" (337mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 18min of daylight.
On the first day of the month, sunrise is at 7:24 am and sunset at 4:54 pm. On the last day of December, sunrise is at 7:42 am and sunset at 5:03 pm EST.

Sunshine

In December, the average sunshine in Beltzhoover, Pennsylvania, is 3.3h.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: In December, a regular UV index of 1 translates into these guidelines:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Updated: Jun 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold does it get in Beltzhoover in December?

The high-temperature during December is 39.7°F (4.3°C) and the low-temperature is 28.2°F (-2.1°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in August is calculated to be 87.8°F (31°C).

What is the average humidity in December?

In December, the average relative humidity is 83%.

How much does it rain in December?

In Beltzhoover, in December, during 10.7 rainfall days, 2.09" (53mm) of precipitation is typically accumulated.

How much does it snow in December?

In Beltzhoover, in December, snow falls for 11.8 days, with typically accumulated 2.64" (67mm) of snow.

What is the month with the shortest days in Beltzhoover?

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

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:24 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 5:03 pm EST.

How long on average sun shines in December?

In Beltzhoover, the average sunshine duration in December is 3.3h.

When is the lowest UV index?

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

What is the UV index intensity in December?

In December, the average daily maximum UV index is 1. A UV Index value of 2, and less, symbolizes a low health threat 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
Beltzhoover, PA

Average temperature in December - Beltzhoover, PA
  • Average high temperature in December: 39.7°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in December: 28.2°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).

Average pressure in December
Beltzhoover, PA

Average pressure in December - Beltzhoover, PA
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in December
Beltzhoover, PA

Average wind speed in December - Beltzhoover, PA
  • Average wind speed in December: 7.3mph

The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

Average humidity in December
Beltzhoover, PA

Average humidity in December - Beltzhoover, PA
  • Average humidity in December: 83%

The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is August (73%).

Average rainfall in December
Beltzhoover, PA

Average rainfall in December - Beltzhoover, PA
  • Average rainfall in December: 2.09"

The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is November (1.61").

Average rainfall days in December
Beltzhoover, PA

Average rainfall days in December - Beltzhoover, PA
  • Average rainfall days in December: 10.7 days

The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is January (8.5 days).

Average snowfall in December
Beltzhoover, PA

Average snowfall in December - Beltzhoover, PA
  • Average snowfall in December: 2.64"

The month with the highest snowfall is January (3.46").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Beltzhoover, PA

Average snowfall days in December - Beltzhoover, PA
  • Average snowfall days in December: 11.8 days

The month with the highest number of snowfall days is January (16.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Beltzhoover, PA

Average daylight in December / Average sunshine in December - Beltzhoover, PA
  • 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: 3h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).

Average sunshine days in December
Beltzhoover, PA

Average sunshine days in December - Beltzhoover, PA
  • Average sunshine days in December: 11 days

The month with the most sunshine days is November (16.4 days).
The month with the least sunshine days is February (9.5 days).

Average UV index in December
Beltzhoover, PA

Average UV index in December - Beltzhoover, PA
  • Average UV index in December: 1

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

Average cloud cover in December
Beltzhoover, PA

Average cloud cover in December - Beltzhoover, PA
  • Average cloud cover in December: 66

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in December
Beltzhoover, PA

Average visibility in December - Beltzhoover, PA
  • Average visibility in December: 5mi

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

Beltzhoover, Pennsylvania, USA

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