December weather forecastMardin, PA
December
Weather in December
December, the first month of the winter in Mardin, is also an icy month, with an average temperature varying between 34.7°F (1.5°C) and 25°F (-3.9°C).Temperature
As Mardin enters December, the average high-temperature decreases from the a chilly 44.1°F (6.7°C) of November to a wintry 34.7°F (1.5°C). Throughout December, an average low-temperature of 25°F (-3.9°C) is expected.Humidity
In December, the average relative humidity is 84%.Rainfall
In Mardin, in December, during 12.3 rainfall days, 2.4" (61mm) of precipitation is typically accumulated. In Mardin, during the entire year, the rain falls for 172.3 days and collects up to 30.55" (776mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Mardin, during December, snow falls for 16.3 days and regularly aggregates up to 6.65" (169mm) of snow. Throughout the year, in Mardin, there are 82.3 snowfall days, and 37.13" (943mm) of snow is accumulated.Daylight
With an average of 9h and 12min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:17 am and sunset at 4:38 pm. On the last day of December, sunrise is at 7:35 am and sunset at 4:48 pm EST.
Sunshine
January, February and December, with an average of 3.2h of sunshine, are months with the least sunshine.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: In December, the maximum UV index of 1 suggests this advice:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Mardin, PA
- Average high temperature in December: 34.7°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in December: 25°F
The month with the highest average low temperature is July (57.6°F).
The coldest month (with the lowest average low temperature) is January (17.2°F).
Average pressure in December
Mardin, 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).
Average wind speed in December
Mardin, PA
- Average wind speed in December: 8.4mph
The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in December
Mardin, PA
- Average humidity in December: 84%
The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are June and July (78%).
Average rainfall in December
Mardin, PA
- Average rainfall in December: 2.4"
The wettest month (with the highest rainfall) is April (3.31").
The driest month (with the least rainfall) is November (1.97").
Average rainfall days in December
Mardin, PA
- Average rainfall days in December: 12.3 days
The month with the highest number of rainy days is July (18.7 days).
The month with the least rainy days is January (8.7 days).
Average snowfall in December
Mardin, PA
- Average snowfall in December: 6.65"
The month with the highest snowfall is February (8.54").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Mardin, PA
- Average snowfall days in December: 16.3 days
The month with the highest number of snowfall days is January (19 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Mardin, PA
- Average daylight in December: 9h and 12min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 3h and 12min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The months with the least sunshine are January, February and December (Average sunshine: 3h and 12min).
Average sunshine days in December
Mardin, PA
- Average sunshine days in December: 7.9 days
The month with the most sunshine days is September (13.6 days).
The month with the least sunshine days is February (6.5 days).
Average UV index in December
Mardin, 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
Mardin, PA
- Average cloud cover in December: 68
The months with the most cloud cover are January, February and December (Cloud cover 68).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in December
Mardin, 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).





