December weather forecastQuinlan Corners, PA

December

Weather in December

The first month of the winter, December, is still a cold month in Quinlan Corners, Pennsylvania, with temperature in the range of an average high of 35.6°F (2°C) and an average low of 25.2°F (-3.8°C).

Temperature

Quinlan Corners's transition into December involves a shift in temperature, receding from a chilly 45.1°F (7.3°C) in November to a wintry 35.6°F (2°C). During the December nights, an average temperature of 25.2°F (-3.8°C) is observed.

Humidity

February and December, with an average relative humidity of 85%, are the most humid months in Quinlan Corners.

Rainfall

In Quinlan Corners, in December, during 8.1 rainfall days, 1.54" (39mm) of precipitation is typically accumulated. In Quinlan Corners, during the entire year, the rain falls for 139.9 days and collects up to 22.28" (566mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In December, it is snowing for 8.4 days. Throughout December, 4.21" (107mm) of snow is accumulated. In Quinlan Corners, during the entire year, snow falls for 48.4 days and aggregates up to 22.01" (559mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 18min of daylight.
On the first day of the month, sunrise is at 7:09 am and sunset at 4:33 pm. On the last day of December, sunrise is at 7:28 am and sunset at 4:43 pm EST.

Sunshine

In Quinlan Corners, the average sunshine in December is 3.6h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 1 in December interprets into the following recommendations:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.

Frequently asked questions

During December, Quinlan Corners experiences an average high-temperature of 35.6°F (2°C) and a low-temperature of 25.2°F (-3.8°C).

February and December, with an average relative humidity of 85%, are most humid months.

In Quinlan Corners, the average relative humidity in December is 85%.

In December, the rain falls for 8.1 days. Throughout December, 1.54" (39mm) of precipitation is accumulated.

In Quinlan Corners, Pennsylvania, during December, snow falls for 8.4 days and regularly aggregates up to 4.21" (107mm) of snow.

The month with the shortest days is December, with an average of 9h and 18min of daylight.

In Quinlan Corners, the average day length in December is 9h and 15min.

On the first day of December, sunrise is at 7:09 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 4:43 pm EST.

The average sunshine duration in December is 3.6h.

The months with the lowest UV index are January and December, with an average maximum UV index of 1.

In Quinlan Corners, Pennsylvania, the average daily maximum UV index in December is 1. A UV Index estimate of 2, and below, represents a minimal hazard to health from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Quinlan Corners, PA

  • Average high temperature in December: 35.6°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (29.8°F).

  • Average low temperature in December: 25.2°F

The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (18°F).

Average pressure in December
Quinlan Corners, PA

  • Average pressure in December: 30.08"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in December
Quinlan Corners, PA

  • Average wind speed in December: 8mph

The windiest month (with the highest average wind speed) is February (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in December
Quinlan Corners, PA

  • Average humidity in December: 85%

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

Average rainfall in December
Quinlan Corners, PA

  • Average rainfall in December: 1.54"

The wettest months (with the highest rainfall) are May and July (2.4").
The driest months (with the least rainfall) are January and September (1.38").

Average rainfall days in December
Quinlan Corners, PA

  • Average rainfall days in December: 8.1 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (5.2 days).

Average snowfall in December
Quinlan Corners, PA

  • Average snowfall in December: 4.21"

The month with the highest snowfall is March (5.08").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Quinlan Corners, PA

  • Average snowfall days in December: 8.4 days

The month with the highest number of snowfall days is February (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Quinlan Corners, PA

  • Average daylight in December: 9h and 18min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in December: 3h and 36min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).

Average sunshine days in December
Quinlan Corners, PA

  • Average sunshine days in December: 17.4 days

The month with the most sunshine days is January (18.4 days).
The month with the least sunshine days is May (11 days).

Average UV index in December
Quinlan Corners, PA

  • Average UV index in December: 1

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in December
Quinlan Corners, PA

  • Average cloud cover in December: 64

The months with the most cloud cover are February and December (Cloud cover 64).
The month with the least cloud cover is July (Cloud cover 38).

Average visibility in December
Quinlan Corners, PA

  • Average visibility in December: 5mi

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