December weather forecast
Lindberg Heights, PA

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Weather in December

The first month of the winter, December, is also an icy month in Lindberg Heights, Pennsylvania, with temperature in the range of an average high of 41.5°F (5.3°C) and an average low of 30.2°F (-1°C).

Temperature

The beginning of December involves a decrease in the average high-temperature, transitioning from a fresh 50.7°F (10.4°C) in November to a cold 41.5°F (5.3°C). During December, Lindberg Heights witnesses a consistent average low-temperature of 30.2°F (-1°C).

Humidity

In December, the average relative humidity is 79%.

Rainfall

In Lindberg Heights, during December, the rain falls for 9.5 days and regularly aggregates up to 2.32" (59mm) of precipitation. Throughout the year, there are 146.5 rainfall days, and 27.87" (708mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, November and December. In Lindberg Heights, in December, snow falls for 2.7 days, with typically accumulated 1.89" (48mm) of snow. In Lindberg Heights, during the entire year, snow falls for 19.1 days and aggregates up to 11.54" (293mm) of snow.

Daylight

With an average of 9h and 24min of daylight, December has the shortest days of the year in Lindberg Heights.
On the first day of the month, sunrise is at 7:06 am and sunset at 4:36 pm. On the last day of December, sunrise is at 7:24 am and sunset at 4:46 pm EST.

Sunshine

The average sunshine in December is 4.9h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index of 2 during December translates into the following directions:
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. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.

Frequently asked questions

How cold is December?

In Lindberg Heights, 41.5°F (5.3°C) is the average high-temperature and 30.2°F (-1°C) is the average low-temperature during December. The average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in August is computed to be 87.8°F (31°C).

What is the average humidity in December?

In Lindberg Heights, the average relative humidity in December is 79%.

How many days does it rain in December?

In Lindberg Heights, during December, the rain falls for 9.5 days and regularly aggregates up to 2.32" (59mm) of precipitation.

How many days does it snow in December?

In December, in Lindberg Heights, Pennsylvania, it is snowing for 2.7 days. Throughout December, 1.89" (48mm) of snow is accumulated.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 24min of daylight.

What is the average length of the day in December?

The average day length in December in Lindberg Heights, Pennsylvania, is 9h and 22min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 7:06 am and sunset at 4:36 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:46 pm EST.

How many hours of sunshine does Lindberg Heights have in December?

In December, the average sunshine duration is 4.9h.

What are the months with the lowest UV index?

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 reading in December?

In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to UV radiation.
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
Lindberg Heights, PA

Average temperature in December - Lindberg Heights, PA
  • Average high temperature in December: 41.5°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 (35.4°F).

  • Average low temperature in December: 30.2°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).

Average pressure in December
Lindberg Heights, PA

Average pressure in December - Lindberg Heights, PA
  • Average pressure in December: 30.1"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
Lindberg Heights, PA

Average wind speed in December - Lindberg Heights, PA
  • Average wind speed in December: 7.6mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in December
Lindberg Heights, PA

Average humidity in December - Lindberg Heights, PA
  • Average humidity in December: 79%

The months with the highest relative humidity are February and October (80%).
The months with the lowest relative humidity are April and July (75%).

Average rainfall in December
Lindberg Heights, PA

Average rainfall in December - Lindberg Heights, PA
  • Average rainfall in December: 2.32"

The wettest month (with the highest rainfall) is August (3.15").
The driest month (with the least rainfall) is September (1.81").

Average rainfall days in December
Lindberg Heights, PA

Average rainfall days in December - Lindberg Heights, PA
  • Average rainfall days in December: 9.5 days

The months with the highest number of rainy days are May and July (17 days).
The month with the least rainy days is January (7.3 days).

Average snowfall in December
Lindberg Heights, PA

Average snowfall in December - Lindberg Heights, PA
  • Average snowfall in December: 1.89"

The month with the highest snowfall is March (3.7").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Lindberg Heights, PA

Average snowfall days in December - Lindberg Heights, PA
  • Average snowfall days in December: 2.7 days

The month with the highest number of snowfall days is January (5.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Lindberg Heights, PA

Average daylight in December / Average sunshine in December - Lindberg Heights, 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 24min).

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in December
Lindberg Heights, PA

Average sunshine days in December - Lindberg Heights, PA
  • Average sunshine days in December: 19.4 days

The month with the most sunshine days is November (21 days).
The month with the least sunshine days is May (12.3 days).

Average UV index in December
Lindberg Heights, PA

Average UV index in December - Lindberg Heights, PA
  • Average UV index in December: 2

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

Average cloud cover in December
Lindberg Heights, PA

Average cloud cover in December - Lindberg Heights, PA
  • Average cloud cover in December: 48

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in December
Lindberg Heights, PA

Average visibility in December - Lindberg Heights, PA
  • 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).

Lindberg Heights, Pennsylvania, USA

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