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
Cooper Corners's progression into December includes a drop in the average high-temperature, from a frosty 45.7°F (7.6°C) in November to a cold 35.8°F (2.1°C). During the nights in December, Cooper Corners observes an average low-temperature of 25.7°F (-3.5°C).Humidity
February and December, with an average relative humidity of 84%, are the most humid months.Rainfall
In Cooper Corners, in December, it is raining for 9.6 days, with typically 2.01" (51mm) of accumulated precipitation. In Cooper Corners, Pennsylvania, during the entire year, the rain falls for 153.7 days and collects up to 28.35" (720mm) of precipitation.Snowfall
Months with snowfall in Cooper Corners are January through May, October through December. In Cooper Corners, in December, during 9.6 snowfall days, 4.13" (105mm) of snow is typically accumulated. Throughout the year, there are 47.2 snowfall days, and 22.68" (576mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 12min of daylight.On the first day of December, sunrise is at 7:11 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 4:43 pm EST.
Sunshine
In December, the average sunshine in Cooper Corners, Pennsylvania, is 3.5h.UV index
The month with the lowest UV index is December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: In December, the maximum UV index of 1 translates into these guidelines:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Frequently asked questions
How cold is it in Cooper Corners in December?
What is the most humid month in Cooper Corners?
What is the average humidity in December in Cooper Corners?
How many days does it rain in December in Cooper Corners?
How many days does it snow in December in Cooper Corners?
What is the month with the shortest days in Cooper Corners?
How many hours of daylight does Cooper Corners have in December?
When is the sunrise / sunset in December in Cooper Corners?
How many hours of sunshine does Cooper Corners have in December?
What is the month with the lowest UV index in Cooper Corners?
How high is the UV index in December in Cooper Corners?
Average temperature in December
Cooper Corners, PA
- Average high temperature in December: 35.8°F
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (30.2°F).
- Average low temperature in December: 25.7°F
The month with the highest average low temperature is July (58.3°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure in December
Cooper Corners, 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
Cooper Corners, PA
- Average wind speed in December: 7.6mph
The windiest months (with the highest average wind speed) are January, February, March and April (8mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in December
Cooper Corners, PA
- Average humidity in December: 84%
The months with the highest relative humidity are February and December (84%).
The months with the lowest relative humidity are April, June and July (78%).
Average rainfall in December
Cooper Corners, PA
- Average rainfall in December: 2.01"
The wettest month (with the highest rainfall) is July (3.03").
The driest month (with the least rainfall) is January (1.77").
Average rainfall days in December
Cooper Corners, PA
- Average rainfall days in December: 9.6 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is January (7 days).
Average snowfall in December
Cooper Corners, PA
- Average snowfall in December: 4.13"
The month with the highest snowfall is February (6.02").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Cooper Corners, PA
- Average snowfall days in December: 9.6 days
The month with the highest number of snowfall days is January (12 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Cooper Corners, 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: 3h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in December
Cooper Corners, PA
- Average sunshine days in December: 15 days
The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is July (9.9 days).
Average UV index in December
Cooper Corners, 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
Cooper Corners, PA
- Average cloud cover in December: 65
The months with the most cloud cover are January, February and December (Cloud cover 65).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in December
Cooper Corners, PA
- Average visibility in December: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).
Cooper Corners, Pennsylvania, USA
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