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
December's arrival coincides with a drop in the average high-temperature, decreasing from November's frosty 44.2°F (6.8°C) to an icy 34.9°F (1.6°C). Emporium experiences an average temperature drop to a freezing cold 24.6°F (-4.1°C) during December nights.Humidity
In Emporium, the average relative humidity in December is 86%.Rainfall
In Emporium, during December, the rain falls for 11.5 days and regularly aggregates up to 2.91" (74mm) of precipitation. Throughout the year, there are 166.5 rainfall days, and 31.93" (811mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Emporium, in December, snow falls for 18 days, with typically accumulated 9.25" (235mm) of snow. In Emporium, during the entire year, snow falls for 88.7 days and aggregates up to 45.47" (1155mm) of snow.Daylight
With an average of 9h and 12min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:20 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 4:53 pm EST.
Sunshine
The months with the least sunshine are January and December, with an average of 2.7h of sunshine.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum high UV index of 1 in December translates into the following recommendations:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December?
What are the months with the least sunshine?
How many hours of sunshine does Emporium have in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Emporium, PA
- Average high temperature in December: 34.9°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in December: 24.6°F
The month with the highest average low temperature is July (57°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).
Average pressure in December
Emporium, 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
Emporium, PA
- Average wind speed in December: 7.8mph
The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in December
Emporium, PA
- Average humidity in December: 86%
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are June and July (78%).
Average rainfall in December
Emporium, PA
- Average rainfall in December: 2.91"
The wettest month (with the highest rainfall) is April (3.58").
The driest month (with the least rainfall) is August (2.13").
Average rainfall days in December
Emporium, PA
- Average rainfall days in December: 11.5 days
The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is January (8.3 days).
Average snowfall in December
Emporium, PA
- Average snowfall in December: 9.25"
The month with the highest snowfall is February (11.61").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Emporium, PA
- Average snowfall days in December: 18 days
The month with the highest number of snowfall days is January (21 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Emporium, PA
- Average daylight in December: 9h and 1min
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 12min).
- Average sunshine in December: 2h and 4min
The months with the most sunshine are July and August (Average sunshine: 9h and 30min).
The months with the least sunshine are January and December (Average sunshine: 2h and 42min).
Average sunshine days in December
Emporium, PA
- Average sunshine days in December: 6.5 days
The month with the most sunshine days is September (14.2 days).
The month with the least sunshine days is February (6.1 days).
Average UV index in December
Emporium, 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, February and December (UV index 1).
Average cloud cover in December
Emporium, PA
- Average cloud cover in December: 74
The month with the most cloud cover is January (Cloud cover 75).
The month with the least cloud cover is July (Cloud cover 42).
Average visibility in December
Emporium, PA
- Average visibility in December: 4mi
The months with the highest visibility are March, April, May, June, July and November (5mi).
The months with the lowest visibility are January, February, August, September, October and December (4mi).
Emporium, Pennsylvania, USA
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