December weather forecast
Langeloth, PA

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Weather in December

The first month of the winter, December, is still a cold month in Langeloth, Pennsylvania, with an average temperature varying between 39.4°F (4.1°C) and 27.9°F (-2.3°C).

Temperature

Langeloth's December weather features a mild decline in high-temperatures, reducing from a chilly 48.9°F (9.4°C) in November to an icy 39.4°F (4.1°C). An average low-temperature of 27.9°F (-2.3°C) is expected during December.

Humidity

In Langeloth, the average relative humidity in December is 84%.

Rainfall

In December, the rain falls for 12.9 days. Throughout December, 2.95" (75mm) of precipitation is accumulated. Throughout the year, there are 183.5 rainfall days, and 34.37" (873mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Langeloth, during December, snow falls for 13.2 days and regularly aggregates up to 4.49" (114mm) of snow. Throughout the year, there are 61.6 snowfall days, and 23.9" (607mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 24min of daylight.
On the first day of December, sunrise is at 7:25 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:44 am and sunset at 5:05 pm EST.

Sunshine

The average sunshine in December is 3.4h.

UV index

The month with the lowest UV index in Langeloth is December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The daily high UV index of 1 during December translates into the following recommendations:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Updated: Jun 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is December cold?

The high-temperature, in December, in Langeloth, records 39.4°F (4.1°C), while the low-temperature is 27.9°F (-2.3°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, in August is estimated at 87.8°F (31°C).

What is the average humidity in December?

In December, the average relative humidity is 84%.

How much does it rain in December?

In Langeloth, in December, during 12.9 rainfall days, 2.95" (75mm) of precipitation is typically accumulated.

How much does it snow in December?

In Langeloth, in December, snow falls for 13.2 days, with typically accumulated 4.49" (114mm) of snow.

What is the month with the shortest days?

With an average of 9h and 24min of daylight, December has the shortest days of the year.

How many hours of daylight does Langeloth have in December?

In Langeloth, Pennsylvania, the average day length in December is 9h and 21min.

What time are sunrise and sunset in December?

On the first day of December in Langeloth, sunrise is at 7:25 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:44 am and sunset at 5:05 pm EST.

How long on average sun shines in December?

In Langeloth, the average sunshine duration in December is 3.4h.

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?

The average daily maximum UV index in December in Langeloth is 1. A UV Index of 2, and less, symbolizes a low health risk from unsafe 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
Langeloth, PA

Average temperature in December - Langeloth, PA
  • Average high temperature in December: 39.4°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (33.1°F).

  • Average low temperature in December: 27.9°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).

Average pressure in December
Langeloth, PA

Average pressure in December - Langeloth, 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
Langeloth, PA

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

The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

Average humidity in December
Langeloth, PA

Average humidity in December - Langeloth, PA
  • Average humidity in December: 84%

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April, July and August (77%).

Average rainfall in December
Langeloth, PA

Average rainfall in December - Langeloth, PA
  • Average rainfall in December: 2.95"

The wettest month (with the highest rainfall) is April (3.54").
The driest month (with the least rainfall) is November (2.28").

Average rainfall days in December
Langeloth, PA

Average rainfall days in December - Langeloth, PA
  • Average rainfall days in December: 12.9 days

The month with the highest number of rainy days is May (20.5 days).
The month with the least rainy days is January (10.7 days).

Average snowfall in December
Langeloth, PA

Average snowfall in December - Langeloth, PA
  • Average snowfall in December: 4.49"

The month with the highest snowfall is January (6.1").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Langeloth, PA

Average snowfall days in December - Langeloth, PA
  • Average snowfall days in December: 13.2 days

The month with the highest number of snowfall days is January (17.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Langeloth, 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: 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: 3h and 0min).

Average sunshine days in December
Langeloth, PA

Average sunshine days in December - Langeloth, PA
  • Average sunshine days in December: 9.5 days

The month with the most sunshine days is November (15.1 days).
The month with the least sunshine days is January (7.8 days).

Average UV index in December
Langeloth, PA

Average UV index in December - Langeloth, 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
Langeloth, PA

Average cloud cover in December - Langeloth, PA
  • Average cloud cover in December: 64

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
Langeloth, PA

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

The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January and February (4mi).

Langeloth, Pennsylvania, USA

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