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
With the onset of December, Douglassville's climate undergoes a slight change as the average high-temperature moves from a fresh 50.4°F (10.2°C) in November to an icy 41.4°F (5.2°C). The average low-temperature, in December, in Douglassville, is a subzero cold 30°F (-1.1°C).Humidity
In Douglassville, the average relative humidity in December is 80%.Rainfall
In Douglassville, in December, it is raining for 11.1 days, with typically 2.24" (57mm) of accumulated precipitation. Throughout the year, there are 162.2 rainfall days, and 27.87" (708mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Douglassville, in December, snow falls for 3.6 days, with typically accumulated 1.42" (36mm) of snow. Throughout the year, there are 22.9 snowfall days, and 10.35" (263mm) of snow is accumulated.Daylight
With an average of 9h and 24min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:06 am and sunset at 4:37 pm. On the last day of December, sunrise is at 7:25 am and sunset at 4:47 pm EST.
Sunshine
In December, the average sunshine in Douglassville, Pennsylvania, is 4.9h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Douglassville, Pennsylvania. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Frequently asked questions
Is December cold in Douglassville?
What is the average humidity in December in Douglassville?
How many days does it rain in December in Douglassville?
How much does it snow in Douglassville in December?
What is the month with the shortest days in Douglassville?
What is the average length of the day in December in Douglassville?
What time are sunrise and sunset in December in Douglassville?
How long on average sun shines in December in Douglassville?
What are the months with the lowest UV index in Douglassville?
How high is the UV index in December in Douglassville?
Average temperature in December
Douglassville, PA
- Average high temperature in December: 41.4°F
The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (35.2°F).
- Average low temperature in December: 30°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).
Average pressure in December
Douglassville, PA
- Average pressure in December: 30.09"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).
Average wind speed in December
Douglassville, PA
- Average wind speed in December: 7.8mph
The windiest months (with the highest average wind speed) are January and March (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in December
Douglassville, PA
- Average humidity in December: 80%
The months with the highest relative humidity are February and October (81%).
The month with the lowest relative humidity is April (76%).
Average rainfall in December
Douglassville, PA
- Average rainfall in December: 2.24"
The wettest month (with the highest rainfall) is August (2.83").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in December
Douglassville, PA
- Average rainfall days in December: 11.1 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (9.4 days).
Average snowfall in December
Douglassville, PA
- Average snowfall in December: 1.42"
The month with the highest snowfall is March (3.03").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Douglassville, PA
- Average snowfall days in December: 3.6 days
The month with the highest number of snowfall days is January (7.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Douglassville, 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 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in December
Douglassville, PA
- Average sunshine days in December: 15.9 days
The month with the most sunshine days is November (17.8 days).
The month with the least sunshine days is May (11.6 days).
Average UV index in December
Douglassville, 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).
Average cloud cover in December
Douglassville, PA
- Average cloud cover in December: 49
The months with the most cloud cover are February and December (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in December
Douglassville, PA
- Average visibility in December: 6mi
The months with the highest visibility are January, March, April, June, July, August, November and December (6mi).
The months with the lowest visibility are February, May, September and October (5mi).
Douglassville, Pennsylvania, USA
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