December weather forecast
Refton, PA

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Weather in December

December, the first month of the winter in Refton, is also an icy month, with an average temperature fluctuating between 30.4°F (-0.9°C) and 41.9°F (5.5°C).

Temperature

Refton's weather changes with the onset of December, slightly falling from a fresh 50.9°F (10.5°C) in November to a wintry 41.9°F (5.5°C). Refton witnesses a consistent average low-temperature of 30.4°F (-0.9°C) throughout December.

Humidity

In Refton, the average relative humidity in December is 79%.

Rainfall

In Refton, in December, during 10.6 rainfall days, 2.56" (65mm) of precipitation is typically accumulated. In Refton, during the entire year, the rain falls for 158.5 days and collects up to 32.01" (813mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Refton, in December, snow falls for 3.7 days, with typically accumulated 1.81" (46mm) of snow. Throughout the year, there are 24.5 snowfall days, and 12.99" (330mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Refton, with an average of 9h and 24min of daylight.
On the first day of December, sunrise is at 7:08 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 4:50 pm EST.

Sunshine

The average sunshine in December in Refton is 4.8h.

UV index

The months with the lowest UV index in Refton are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. To avoid the Sun's strongest rays, limit exposure around the mid-day period. To cut down UV radiation exposure by about half, sport a wide-brim hat. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
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Frequently asked questions

How cold is it in Refton in December?

The high-temperature, in December, in Refton, records 41.9°F (5.5°C), while the low-temperature is 30.4°F (-0.9°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, in August is calculated to be 86°F (30°C).

What is the average humidity in December in Refton?

In Refton, the average relative humidity in December is 79%.

How many days does it rain in December in Refton?

In Refton, during December, the rain falls for 10.6 days and regularly aggregates up to 2.56" (65mm) of precipitation.

How many days does it snow in December in Refton?

In Refton, in December, snow falls for 3.7 days, with typically accumulated 1.81" (46mm) of snow.

What is the month with the shortest days in Refton?

The month with the shortest days in Refton, Pennsylvania, is December, with an average of 9h and 24min of daylight.

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

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

When are sunrise and sunset in December in Refton?

On the first day of December in Refton, sunrise is at 7:08 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 4:50 pm EST.

How many hours of sunshine does Refton have in December?

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

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

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

How high is the UV index in December in Refton?

The average daily maximum UV index in December in Refton is 2. A UV Index reading of 2, and below, represents a low health threat from 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
Refton, PA

Average temperature in December - Refton, PA
  • Average high temperature in December: 41.9°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (35.6°F).

  • Average low temperature in December: 30.4°F

The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (23°F).

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Average pressure in December
Refton, PA

Average pressure in December - Refton, 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
Refton, PA

Average wind speed in December - Refton, PA
  • Average wind speed in December: 8.4mph

The windiest months (with the highest average wind speed) are January, February and March (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

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Average humidity in December
Refton, PA

Average humidity in December - Refton, PA
  • Average humidity in December: 79%

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

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Average rainfall in December
Refton, PA

Average rainfall in December - Refton, PA
  • Average rainfall in December: 2.56"

The wettest month (with the highest rainfall) is August (3.62").
The driest month (with the least rainfall) is February (2.2").

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Average rainfall days in December
Refton, PA

Average rainfall days in December - Refton, PA
  • Average rainfall days in December: 10.6 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is February (8.8 days).

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Average snowfall in December
Refton, PA

Average snowfall in December - Refton, PA
  • Average snowfall in December: 1.81"

The month with the highest snowfall is March (4.21").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Refton, PA

Average snowfall days in December - Refton, PA
  • Average snowfall days in December: 3.7 days

The month with the highest number of snowfall days is January (7.4 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
Refton, PA

Average daylight in December / Average sunshine in December - Refton, 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 5min

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
Refton, PA

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

The month with the most sunshine days is November (17.8 days).
The month with the least sunshine days is May (12 days).

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Average UV index in December
Refton, PA

Average UV index in December - Refton, 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
Refton, PA

Average cloud cover in December - Refton, PA
  • Average cloud cover in December: 49

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 33).

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Average visibility in December
Refton, PA

Average visibility in December - Refton, PA
  • Average visibility in December: 6mi

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

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Refton, Pennsylvania, USA

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