December weather forecast
Wyomissing Hills, PA

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Weather in December

The first month of the winter, December, is also an icy month in Wyomissing Hills, Pennsylvania, with temperature in the range of an average low of 29.7°F (-1.3°C) and an average high of 40.6°F (4.8°C).

Temperature

Wyomissing Hills's December weather shows a moderate shift in high-temperatures, falling from November's fresh 50.2°F (10.1°C) to a wintry 40.6°F (4.8°C). During December, Wyomissing Hills experiences a consistent low-temperature average of 29.7°F (-1.3°C).

Humidity

The average relative humidity in December in Wyomissing Hills is 80%.

Rainfall

In Wyomissing Hills, in December, it is raining for 10.4 days, with typically 2.44" (62mm) of accumulated precipitation. Throughout the year, in Wyomissing Hills, there are 155.7 rainfall days, and 30.83" (783mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Wyomissing Hills, during December, snow falls for 3.7 days and regularly aggregates up to 1.5" (38mm) of snow. In Wyomissing Hills, during the entire year, snow falls for 21.1 days and aggregates up to 12.28" (312mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 24min of daylight.
On the first day of the month, sunrise is at 7:08 am and sunset at 4:38 pm. On the last day of December, sunrise is at 7:26 am and sunset at 4:47 pm EST.

Sunshine

In December, the average sunshine in Wyomissing Hills is 4.7h.

UV index

The months with the lowest UV index in Wyomissing Hills are January through March, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: A daily maximum UV index of 2 in December translates into the following instructions:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

Is December cold in Wyomissing Hills?

The average high-temperature, in December, in Wyomissing Hills, is 40.6°F (4.8°C), while the average low-temperature is 29.7°F (-1.3°C). The average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, in August is appraised at 86°F (30°C).

What is the average humidity in December in Wyomissing Hills?

In December, the average relative humidity is 80%.

How many days does it rain in December in Wyomissing Hills?

In Wyomissing Hills, in December, during 10.4 rainfall days, 2.44" (62mm) of precipitation is typically accumulated.

How much does it snow in Wyomissing Hills in December?

In Wyomissing Hills, in December, during 3.7 snowfall days, 1.5" (38mm) of snow is typically accumulated.

What is the month with the shortest days in Wyomissing Hills?

December has the shortest days of the year in Wyomissing Hills, with an average of 9h and 24min of daylight.

How many hours of daylight does Wyomissing Hills have in December?

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

When are sunrise and sunset in December in Wyomissing Hills?

In December, on the first day of the month, sunrise is at 7:08 am and sunset at 4:38 pm. On the last day of the month, in Wyomissing Hills, sunrise is at 7:26 am and sunset at 4:47 pm EST.

How many hours of sunshine does Wyomissing Hills have in December?

In December, the average sunshine duration is 4.7h.

What is the month with the lowest UV index in Wyomissing Hills?

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

What is the UV index intensity in December in Wyomissing Hills?

In Wyomissing Hills, Pennsylvania, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health threat 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
Wyomissing Hills, PA

Average temperature in December - Wyomissing Hills, PA
  • Average high temperature in December: 40.6°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (35.1°F).

  • Average low temperature in December: 29.7°F

The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).

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Average pressure in December
Wyomissing Hills, PA

Average pressure in December - Wyomissing Hills, PA
  • Average pressure in December: 30.1"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in December
Wyomissing Hills, PA

Average wind speed in December - Wyomissing Hills, PA
  • Average wind speed in December: 7.9mph

The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in December
Wyomissing Hills, PA

Average humidity in December - Wyomissing Hills, PA
  • Average humidity in December: 80%

The months with the highest relative humidity are February and October (81%).
The month with the lowest relative humidity is April (76%).

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Average rainfall in December
Wyomissing Hills, PA

Average rainfall in December - Wyomissing Hills, PA
  • Average rainfall in December: 2.44"

The wettest month (with the highest rainfall) is August (3.54").
The driest month (with the least rainfall) is February (2.05").

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Average rainfall days in December
Wyomissing Hills, PA

Average rainfall days in December - Wyomissing Hills, PA
  • Average rainfall days in December: 10.4 days

The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is January (7.9 days).

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Average snowfall in December
Wyomissing Hills, PA

Average snowfall in December - Wyomissing Hills, PA
  • Average snowfall in December: 1.5"

The month with the highest snowfall is March (3.58").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Wyomissing Hills, PA

Average snowfall days in December - Wyomissing Hills, PA
  • Average snowfall days in December: 3.7 days

The month with the highest number of snowfall days is January (6.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Wyomissing Hills, PA

Average daylight in December / Average sunshine in December - Wyomissing Hills, 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 4min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in December
Wyomissing Hills, PA

Average sunshine days in December - Wyomissing Hills, PA
  • Average sunshine days in December: 17.9 days

The month with the most sunshine days is November (20.1 days).
The month with the least sunshine days is July (10.8 days).

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Average UV index in December
Wyomissing Hills, PA

Average UV index in December - Wyomissing Hills, PA
  • Average UV index in December: 2

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

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Average cloud cover in December
Wyomissing Hills, PA

Average cloud cover in December - Wyomissing Hills, PA
  • Average cloud cover in December: 50

The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in December
Wyomissing Hills, PA

Average visibility in December - Wyomissing Hills, PA
  • Average visibility in December: 6mi

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

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Wyomissing Hills, Pennsylvania, USA

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