December weather forecastEhrenfeld, PA
December
Weather in December
December, the first month of the winter in Ehrenfeld, is also an icy month, with an average temperature fluctuating between 36.5°F (2.5°C) and 26.4°F (-3.1°C).Temperature
Onset of December comes with a temperature decline, the average high falling from a frosty 46.2°F (7.9°C) in November to a wintry 36.5°F (2.5°C). Throughout December, Ehrenfeld experiences a low-temperature average of 26.4°F (-3.1°C).Humidity
The average relative humidity in December is 85%.Rainfall
In Ehrenfeld, in December, during 9.2 rainfall days, 2.64" (67mm) of precipitation is typically accumulated. In Ehrenfeld, during the entire year, the rain falls for 128.8 days and collects up to 22.95" (583mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Ehrenfeld, during December, snow falls for 10.3 days and regularly aggregates up to 5.16" (131mm) of snow. In Ehrenfeld, during the entire year, snow falls for 58.2 days and aggregates up to 31.81" (808mm) 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 7:19 am and sunset at 4:49 pm. On the last day of December, sunrise is at 7:37 am and sunset at 4:58 pm EST.
Sunshine
In Ehrenfeld, the average sunshine in December is 3.6h.UV index
January through March, October through December, with an average maximum UV index of 2, 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: An average UV index of 2 in December transforms into this advice:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Ehrenfeld, PA
- Average high temperature in December: 36.5°F
The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in December: 26.4°F
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in December
Ehrenfeld, 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
Ehrenfeld, PA
- Average wind speed in December: 9.4mph
The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Ehrenfeld, PA
- Average humidity in December: 85%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April and July (78%).
Average rainfall in December
Ehrenfeld, PA
- Average rainfall in December: 2.64"
The wettest month (with the highest rainfall) is February (2.68").
The driest month (with the least rainfall) is August (1.1").
Average rainfall days in December
Ehrenfeld, PA
- Average rainfall days in December: 9.2 days
The month with the highest number of rainy days is April (14.6 days).
The month with the least rainy days is November (7 days).
Average snowfall in December
Ehrenfeld, PA
- Average snowfall in December: 5.16"
The month with the highest snowfall is February (7.64").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Ehrenfeld, PA
- Average snowfall days in December: 10.3 days
The month with the highest number of snowfall days is January (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Ehrenfeld, PA
- Average daylight in December: 9h and 18min
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 18min).
- Average sunshine in December: 3h and 36min
The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in December
Ehrenfeld, PA
- Average sunshine days in December: 13.7 days
The month with the most sunshine days is October (20.2 days).
The month with the least sunshine days is January (8.3 days).
Average UV index in December
Ehrenfeld, PA
- Average UV index in December: 2
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, February, March, October, November and December (UV index 2).
Average cloud cover in December
Ehrenfeld, PA
- Average cloud cover in December: 65
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in December
Ehrenfeld, 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).
