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 correlates with a reduction in the average high-temperature, down from a chilly 49.3°F (9.6°C) in November to a cold 39.6°F (4.2°C). The average nighttime temperature lowers to a freezing cold 28.6°F (-1.9°C) throughout December.Humidity
In Liverpool, the average relative humidity in December is 79%.Rainfall
In Liverpool, in December, it is raining for 8.8 days, with typically 0.91" (23mm) of accumulated precipitation. Throughout the year, there are 132.6 rainfall days, and 14.53" (369mm) of precipitation is accumulated.Snowfall
January through May, November and December are months with snowfall. In Liverpool, in December, during 5.1 snowfall days, 0.59" (15mm) of snow is typically accumulated. In Liverpool, during the entire year, snow falls for 27.1 days and aggregates up to 5.67" (144mm) of snow.Daylight
With an average of 9h and 18min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:12 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 4:51 pm EST.
Sunshine
In December, the average sunshine is 4.4h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Liverpool. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum UV index of 2 during December translates into these guidelines:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold?
What is the average humidity in December?
How much does it rain in Liverpool in December?
How much does it snow in December?
What is the month with the shortest days in Liverpool?
What is the average length of the day in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Liverpool, PA
- Average high temperature in December: 39.6°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 (33.6°F).
- Average low temperature in December: 28.6°F
The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).
Average pressure in December
Liverpool, PA
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Liverpool, PA
- Average wind speed in December: 7.1mph
The windiest month (with the highest average wind speed) is April (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in December
Liverpool, PA
- Average humidity in December: 79%
The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are March and April (76%).
Average rainfall in December
Liverpool, PA
- Average rainfall in December: 0.91"
The wettest month (with the highest rainfall) is July (1.77").
The driest months (with the least rainfall) are February and November (0.87").
Average rainfall days in December
Liverpool, PA
- Average rainfall days in December: 8.8 days
The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is January (5.8 days).
Average snowfall in December
Liverpool, PA
- Average snowfall in December: 0.59"
The month with the highest snowfall is February (1.81").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Liverpool, PA
- Average snowfall days in December: 5.1 days
The month with the highest number of snowfall days is January (8.6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Liverpool, 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 18min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).
Average sunshine days in December
Liverpool, PA
- Average sunshine days in December: 18 days
The month with the most sunshine days is November (20 days).
The months with the least sunshine days are May and July (12.8 days).
Average UV index in December
Liverpool, 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, March, November and December (UV index 2).
Average cloud cover in December
Liverpool, PA
- Average cloud cover in December: 54
The months with the most cloud cover are February and December (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in December
Liverpool, PA
- Average visibility in December: 6mi
The months with the highest visibility are March, April, June, July, November and December (6mi).
The months with the lowest visibility are January, February, May, August, September and October (5mi).
Liverpool, Pennsylvania, USA
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