December weather forecast
Uledi, PA

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Weather in December

December, the first month of the winter in Uledi, is also a wintry month, with an average temperature fluctuating between 39.9°F (4.4°C) and 28.4°F (-2°C).

Temperature

A moderate decline in the average high-temperature is seen during December, decreasing from a frosty 49.5°F (9.7°C) in November to a cold 39.9°F (4.4°C). Uledi experiences a nighttime temperature average of 28.4°F (-2°C) during December.

Humidity

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

Rainfall

In Uledi, in December, it is raining for 9.5 days, with typically 2.17" (55mm) of accumulated precipitation. Throughout the year, there are 168.2 rainfall days, and 29.8" (757mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In December, it is snowing for 6.2 days. Throughout December, 3.07" (78mm) of snow is accumulated. Throughout the year, there are 35.9 snowfall days, and 16.02" (407mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 24min of daylight.
On the first day of the month, sunrise is at 7:22 am and sunset at 4:54 pm. On the last day of December, sunrise is at 7:40 am and sunset at 5:04 pm EST.

Sunshine

In Uledi, the average sunshine in December is 3.7h.

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 of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: In December, a regular UV index of 2 translates into these guidelines:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Updated: Aug 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it cold during December?

The high-temperature during December is 39.9°F (4.4°C) and the low-temperature is 28.4°F (-2°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is computed to be 86°F (30°C).

What is the average humidity in December?

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

How many days does it rain in December?

In December, the rain falls for 9.5 days. Throughout December, 2.17" (55mm) of precipitation is accumulated.

How much does it snow in December?

In Uledi, in December, snow falls for 6.2 days, with typically accumulated 3.07" (78mm) 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 Uledi have in December?

In December, the average day length is 9h and 24min.

When is the sunrise / sunset in December in Uledi?

On the first day of December, sunrise is at 7:22 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:04 pm EST.

How many hours of sunshine does Uledi have in December?

In December, the average sunshine duration in Uledi is 3.7h.

What is the month with the lowest UV index?

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

What is the UV index intensity in December?

The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from exposure to the Sun's 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
Uledi, PA

Average temperature in December - Uledi, PA
  • Average high temperature in December: 39.9°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (34°F).

  • Average low temperature in December: 28.4°F

The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (21°F).

Average pressure in December
Uledi, PA

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

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in December
Uledi, PA

Average wind speed in December - Uledi, PA
  • Average wind speed in December: 7.5mph

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

Average humidity in December
Uledi, PA

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

The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are April, June, July, August, September and November (78%).

Average rainfall in December
Uledi, PA

Average rainfall in December - Uledi, PA
  • Average rainfall in December: 2.17"

The wettest month (with the highest rainfall) is May (3.7").
The driest month (with the least rainfall) is November (1.3").

Average rainfall days in December
Uledi, PA

Average rainfall days in December - Uledi, PA
  • Average rainfall days in December: 9.5 days

The month with the highest number of rainy days is May (20.2 days).
The month with the least rainy days is January (7.8 days).

Average snowfall in December
Uledi, PA

Average snowfall in December - Uledi, PA
  • Average snowfall in December: 3.07"

The month with the highest snowfall is February (3.82").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Uledi, PA

Average snowfall days in December - Uledi, PA
  • Average snowfall days in December: 6.2 days

The months with the highest number of snowfall days are January and February (8.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Uledi, 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 4min

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

Average sunshine days in December
Uledi, PA

Average sunshine days in December - Uledi, PA
  • Average sunshine days in December: 16.7 days

The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is May (8.9 days).

Average UV index in December
Uledi, PA

Average UV index in December - Uledi, PA
  • Average UV index in December: 2

The month with the highest UV index is July (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
Uledi, PA

Average cloud cover in December - Uledi, PA
  • Average cloud cover in December: 63

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 36).

Average visibility in December
Uledi, PA

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

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

Uledi, Pennsylvania, USA

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