Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
Start of December brings a shift in the average high-temperature, falling from November's chilly 49.8°F (9.9°C) to an icy 40.1°F (4.5°C). Throughout December, Aleppo's nights cool down to an average of 28.6°F (-1.9°C).Humidity
In December, the average relative humidity is 83%.Rainfall
In Aleppo, Pennsylvania, during December, the rain falls for 13.2 days and regularly aggregates up to 3.11" (79mm) of precipitation. In Aleppo, during the entire year, the rain falls for 184.2 days and collects up to 35.75" (908mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Aleppo, in December, snow falls for 12.9 days, with typically accumulated 5" (127mm) of snow. Throughout the year, there are 61.5 snowfall days, and 25.98" (660mm) of snow is accumulated.Daylight
The month with the shortest days in Aleppo, Pennsylvania, is December, with an average of 9h and 24min of daylight.On the first day of December in Aleppo, sunrise is at 7:24 am and sunset at 4:57 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 5:07 pm EST.
Sunshine
In December, the average sunshine is 3.5h.UV index
The months with the lowest UV index in Aleppo, Pennsylvania, are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the ordinary person.Note: The UV index of 2 during December translates into the following guidance:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Frequently asked questions
How cold does it get in Aleppo in December?
What is the average humidity in December in Aleppo?
How many days does it rain in December in Aleppo?
How many days does it snow in December in Aleppo?
What is the month with the shortest days in Aleppo?
What is the average length of the day in December in Aleppo?
When is the sunrise / sunset in December in Aleppo?
How many hours of sunshine does Aleppo have in December?
What is the month with the lowest UV index in Aleppo?
How high is the UV index in December in Aleppo?
Average temperature in December
Aleppo, PA
- Average high temperature in December: 40.1°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (34.3°F).
- Average low temperature in December: 28.6°F
The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (21°F).
Average pressure in December
Aleppo, 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).
Average wind speed in December
Aleppo, PA
- Average wind speed in December: 7mph
The windiest month (with the highest average wind speed) is January (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in December
Aleppo, PA
- Average humidity in December: 83%
The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April, July and August (77%).
Average rainfall in December
Aleppo, PA
- Average rainfall in December: 3.11"
The wettest month (with the highest rainfall) is May (3.66").
The driest month (with the least rainfall) is November (2.24").
Average rainfall days in December
Aleppo, PA
- Average rainfall days in December: 13.2 days
The month with the highest number of rainy days is May (20.8 days).
The month with the least rainy days is January (10.7 days).
Average snowfall in December
Aleppo, PA
- Average snowfall in December: 5"
The month with the highest snowfall is February (6.54").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Aleppo, PA
- Average snowfall days in December: 12.9 days
The month with the highest number of snowfall days is January (17.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Aleppo, PA
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
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: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in December
Aleppo, PA
- Average sunshine days in December: 10.4 days
The month with the most sunshine days is November (15.5 days).
The month with the least sunshine days is January (7.5 days).
Average UV index in December
Aleppo, PA
- Average UV index in December: 2
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Aleppo, PA
- Average cloud cover in December: 64
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in December
Aleppo, PA
- Average visibility in December: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).
Aleppo, Pennsylvania, USA
Weather forecast for your location
2. Allow the app to use your location
