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
As December begins, there is a decrease in the average high-temperature, falling from a frosty 46°F (7.8°C) in November to a cold 36.5°F (2.5°C). Listie's nights in December experience an average temperature drop to a subzero cold 25.7°F (-3.5°C).Humidity
In December, the average relative humidity is 86%.Rainfall
In December, the rain falls for 10.4 days. Throughout December, 3.11" (79mm) of precipitation is accumulated. Throughout the year, there are 162.4 rainfall days, and 32.24" (819mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Listie, Pennsylvania, during December, snow falls for 12.8 days and regularly aggregates up to 5.2" (132mm) of snow. In Listie, Pennsylvania, during the entire year, snow falls for 66 days and aggregates up to 32.36" (822mm) of snow.Daylight
December has the shortest days of the year in Listie, with an average of 9h and 24min of daylight.On the first day of December, sunrise is at 7:19 am and sunset at 4:51 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 5:00 pm EST.
Sunshine
In December, the average sunshine in Listie is 3.1h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the ordinary person.Note: The average daily UV index of 1 in December transforms into the following instructions:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
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 much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Listie, PA
- Average high temperature in December: 36.5°F
The warmest month (with the highest average high temperature) is July (78.6°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in December: 25.7°F
The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).
Average pressure in December
Listie, 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
Listie, PA
- Average wind speed in December: 9.9mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in December
Listie, PA
- Average humidity in December: 86%
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April, June and July (80%).
Average rainfall in December
Listie, PA
- Average rainfall in December: 3.11"
The wettest month (with the highest rainfall) is May (3.27").
The driest month (with the least rainfall) is November (1.77").
Average rainfall days in December
Listie, PA
- Average rainfall days in December: 10.4 days
The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is November (8.2 days).
Average snowfall in December
Listie, PA
- Average snowfall in December: 5.2"
The month with the highest snowfall is January (8.23").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Listie, PA
- Average snowfall days in December: 12.8 days
The month with the highest number of snowfall days is January (17.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Listie, 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: 3h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).
Average sunshine days in December
Listie, PA
- Average sunshine days in December: 9.6 days
The month with the most sunshine days is November (15.7 days).
The month with the least sunshine days is January (6.3 days).
Average UV index in December
Listie, PA
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Listie, PA
- Average cloud cover in December: 70
The month with the most cloud cover is January (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 42).
Average visibility in December
Listie, PA
- Average visibility in December: 4mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February and December (4mi).
Listie, Pennsylvania, USA
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