December weather forecast
Red Hill, PA

Weather in December

December, the first month of the winter in Red Hill, is still a cold month, with an average temperature ranging between max 41.5°F (5.3°C) and min 30°F (-1.1°C).

Temperature

In December, the average high-temperature marginally drops from a cool 50.4°F (10.2°C) in November to a cold 41.5°F (5.3°C). In December, the average low-temperature is 30°F (-1.1°C).

Humidity

In December, the average relative humidity is 80%.

Rainfall

In Red Hill, in December, it is raining for 10.8 days, with typically 2.52" (64mm) of accumulated precipitation. In Red Hill, during the entire year, the rain falls for 155.5 days and collects up to 28.15" (715mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In December, in Red Hill, it is snowing for 4.1 days. Throughout December, 2.01" (51mm) of snow is accumulated. In Red Hill, during the entire year, snow falls for 27 days and aggregates up to 12.52" (318mm) of snow.

Daylight

With an average of 9h and 21min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:05 am and sunset at 4:36 pm. On the last day of December, sunrise is at 7:24 am and sunset at 4:45 pm EST.

Sunshine

In December, the average sunshine in Red Hill is 4.8h.

UV index

The months with the lowest UV index in Red Hill, Pennsylvania, 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 hazard from exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 2 in December transform into the following instructions:
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. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in December in Red Hill?

The average high-temperature, in December, in Red Hill, Pennsylvania, is 41.5°F (5.3°C), while the average low-temperature is 30°F (-1.1°C). in August, the average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 87.8°F (31°C).

What is the average humidity in December in Red Hill?

In December, the average relative humidity in Red Hill, Pennsylvania, is 80%.

How much does it rain in Red Hill in December?

In Red Hill, in December, it is raining for 10.8 days, with typically 2.52" (64mm) of accumulated precipitation.

How much does it snow in Red Hill in December?

In Red Hill, in December, during 4.1 snowfall days, 2.01" (51mm) of snow is typically accumulated.

What is the month with the shortest days in Red Hill?

The month with the shortest days in Red Hill, Pennsylvania, is December, with an average of 9h and 21min of daylight.

What is the average length of the day in December in Red Hill?

In Red Hill, the average day length in December is 9h and 21min.

What time are sunrise and sunset in December in Red Hill?

In December, on the first day of the month, sunrise is at 7:05 am and sunset at 4:36 pm. On the last day of the month, in Red Hill, sunrise is at 7:24 am and sunset at 4:45 pm EST.

How long on average sun shines in December in Red Hill?

In Red Hill, Pennsylvania, the average sunshine duration in December is 4.8h.

What is the month with the lowest UV index in Red Hill?

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

How high is the UV index in December in Red Hill?

The average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability 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
Red Hill, PA

Average temperature in December - Red Hill, PA
  • Average high temperature in December: 41.5°F

The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (35.1°F).

  • Average low temperature in December: 30°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

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Average pressure in December
Red Hill, PA

Average pressure in December - Red Hill, PA
  • Average pressure in December: 30.09"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).

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Average wind speed in December
Red Hill, PA

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

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).

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Average humidity in December
Red Hill, PA

Average humidity in December - Red Hill, PA
  • Average humidity in December: 80%

The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are April and July (75%).

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Average rainfall in December
Red Hill, PA

Average rainfall in December - Red Hill, PA
  • Average rainfall in December: 2.52"

The wettest month (with the highest rainfall) is July (2.83").
The driest month (with the least rainfall) is September (1.65").

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Average rainfall days in December
Red Hill, PA

Average rainfall days in December - Red Hill, PA
  • Average rainfall days in December: 10.8 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (8 days).

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Average snowfall in December
Red Hill, PA

Average snowfall in December - Red Hill, PA
  • Average snowfall in December: 2.01"

The month with the highest snowfall is March (3.86").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Red Hill, PA

Average snowfall days in December - Red Hill, PA
  • Average snowfall days in December: 4.1 days

The month with the highest number of snowfall days is January (8.5 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
Red Hill, PA

Average daylight in December / Average sunshine in December - Red Hill, PA
  • Average daylight in December: 9h and 21min

The month with the longest days is June (Average daylight: 15h and 1min).
The month with the shortest days is December (Average daylight: 9h and 21min).

  • Average sunshine in December: 4h and 48min

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 30min).

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Average sunshine days in December
Red Hill, PA

Average sunshine days in December - Red Hill, PA
  • Average sunshine days in December: 16 days

The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is April (12 days).

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Average UV index in December
Red Hill, PA

Average UV index in December - Red Hill, 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
Red Hill, PA

Average cloud cover in December - Red Hill, 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 33).

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Average visibility in December
Red Hill, PA

Average visibility in December - Red Hill, PA
  • Average visibility in December: 5mi

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

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