December weather forecast
Raineytown, PA

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Weather in December

December, the first month of the winter in Raineytown, is also a wintry month, with an average temperature ranging between min 27.9°F (-2.3°C) and max 39.7°F (4.3°C).

Temperature

The shift from November to December involves a decrease in the average high-temperature, dropping from a chilly 49.3°F (9.6°C) to a cold 39.7°F (4.3°C). Throughout the month of December, Raineytown expects an average low of 27.9°F (-2.3°C).

Humidity

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

Rainfall

In December, the rain falls for 9.4 days. Throughout December, 1.42" (36mm) of precipitation is accumulated. In Raineytown, Pennsylvania, during the entire year, the rain falls for 150.7 days and collects up to 16.65" (423mm) of precipitation.

Snowfall

Months with snowfall in Raineytown are January through May, October through December. In Raineytown, during December, snow falls for 11.5 days and regularly aggregates up to 3.74" (95mm) of snow. Throughout the year, there are 58.2 snowfall days, and 17.44" (443mm) 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 7:21 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:03 pm EST.

Sunshine

In December, the average sunshine in Raineytown is 3.5h.

UV index

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Raineytown. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 2 during December translates into the following directions:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
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Frequently asked questions

How cold is it in Raineytown in December?

In December, the average high-temperature and low-temperature in Raineytown, Pennsylvania, are 39.7°F (4.3°C) and 27.9°F (-2.3°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in July is computed to be 87.8°F (31°C).

What is the average humidity in December in Raineytown?

The average relative humidity in December in Raineytown, Pennsylvania, is 84%.

How many days does it rain in December in Raineytown?

In December, in Raineytown, the rain falls for 9.4 days. Throughout December, 1.42" (36mm) of precipitation is accumulated.

How much does it snow in Raineytown in December?

In December, in Raineytown, Pennsylvania, it is snowing for 11.5 days. Throughout December, 3.74" (95mm) of snow is accumulated.

What is the month with the shortest days in Raineytown?

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

What is the average length of the day in December in Raineytown?

In December, the average day length in Raineytown, Pennsylvania, is 9h and 23min.

When is the sunrise / sunset in December in Raineytown?

On the first day of December, sunrise is at 7:21 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:03 pm EST.

How many hours of sunshine does Raineytown have in December?

The average sunshine duration in December in Raineytown, Pennsylvania, is 3.5h.

What are the months with the lowest UV index in Raineytown?

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

How high is the UV index in December in Raineytown?

The average daily maximum UV index in December in Raineytown is 2. A UV Index value of 2, and less, symbolizes a low health risk 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
Raineytown, PA

Average temperature in December - Raineytown, PA
  • Average high temperature in December: 39.7°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: 27.9°F

The month with the highest average low temperature is July (59.9°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).

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Average pressure in December
Raineytown, PA

Average pressure in December - Raineytown, 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).

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Average wind speed in December
Raineytown, PA

Average wind speed in December - Raineytown, PA
  • Average wind speed in December: 7.7mph

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

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Average humidity in December
Raineytown, PA

Average humidity in December - Raineytown, 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 July and August (77%).

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Average rainfall in December
Raineytown, PA

Average rainfall in December - Raineytown, PA
  • Average rainfall in December: 1.42"

The wettest month (with the highest rainfall) is May (1.97").
The driest months (with the least rainfall) are September and November (0.91").

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Average rainfall days in December
Raineytown, PA

Average rainfall days in December - Raineytown, PA
  • Average rainfall days in December: 9.4 days

The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is February (7.9 days).

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Average snowfall in December
Raineytown, PA

Average snowfall in December - Raineytown, PA
  • Average snowfall in December: 3.74"

The month with the highest snowfall is January (4.29").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Raineytown, PA

Average snowfall days in December - Raineytown, PA
  • Average snowfall days in December: 11.5 days

The month with the highest number of snowfall days is January (15.9 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
Raineytown, PA

Average daylight in December / Average sunshine in December - Raineytown, 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 3min

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).

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Average sunshine days in December
Raineytown, PA

Average sunshine days in December - Raineytown, PA
  • Average sunshine days in December: 12.1 days

The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is January (8.6 days).

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Average UV index in December
Raineytown, PA

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

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

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Average cloud cover in December
Raineytown, PA

Average cloud cover in December - Raineytown, PA
  • Average cloud cover in December: 65

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 37).

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Average visibility in December
Raineytown, PA

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

The month with the highest visibility is April (6mi).
The month with the lowest visibility is January (4mi).

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Raineytown, Pennsylvania, USA

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