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
The start of December signals a decrease in the average high-temperature, transitioning from a frosty 46°F (7.8°C) in November to an icy 36.5°F (2.5°C). The nighttime temperature in Coupon, Pennsylvania, during December, averages of 26.2°F (-3.2°C).Humidity
In Coupon, the average relative humidity in December is 85%.Rainfall
In Coupon, during December, the rain falls for 10.8 days and regularly aggregates up to 2.95" (75mm) of precipitation. In Coupon, during the entire year, the rain falls for 170 days and collects up to 33.46" (850mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Coupon, in December, during 13.8 snowfall days, 7.01" (178mm) of snow is typically accumulated. In Coupon, during the entire year, snow falls for 70.6 days and aggregates up to 40.12" (1019mm) of snow.Daylight
With an average of 9h and 18min of daylight, December has the shortest days of the year in Coupon, Pennsylvania.On the first day of December in Coupon, sunrise is at 7:18 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 4:57 pm EST.
Sunshine
The average sunshine in December in Coupon is 3.4h.UV index
The month with the lowest UV index is December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: In December, the maximum UV index of 1 translates into these guidelines:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Frequently asked questions
How cold is it in Coupon in December?
What is the average humidity in December in Coupon?
How much does it rain in Coupon in December?
How much does it snow in Coupon in December?
What is the month with the shortest days in Coupon?
What is the average length of the day in December in Coupon?
What time are sunrise and sunset in December in Coupon?
How many hours of sunshine does Coupon have in December?
When is the lowest UV index in Coupon?
What is the UV index intensity in December in Coupon?
Average temperature in December
Coupon, PA
- Average high temperature in December: 36.5°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (30.4°F).
- Average low temperature in December: 26.2°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in December
Coupon, PA
- Average pressure in December: 30.1"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
Coupon, PA
- Average wind speed in December: 9.3mph
The windiest month (with the highest average wind speed) is January (10mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Coupon, 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, June and July (78%).
Average rainfall in December
Coupon, PA
- Average rainfall in December: 2.95"
The wettest month (with the highest rainfall) is May (3.62").
The driest month (with the least rainfall) is November (2.01").
Average rainfall days in December
Coupon, PA
- Average rainfall days in December: 10.8 days
The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is January (7.7 days).
Average snowfall in December
Coupon, PA
- Average snowfall in December: 7.01"
The month with the highest snowfall is February (8.86").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Coupon, PA
- Average snowfall days in December: 13.8 days
The month with the highest number of snowfall days is January (18 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Coupon, 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: 3h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in December
Coupon, PA
- Average sunshine days in December: 9.8 days
The month with the most sunshine days is November (13.5 days).
The months with the least sunshine days are January and February (7.7 days).
Average UV index in December
Coupon, 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
Coupon, PA
- Average cloud cover in December: 65
The month with the most cloud cover is January (Cloud cover 70).
The months with the least cloud cover are July and August (Cloud cover 39).
Average visibility in December
Coupon, 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).
Coupon, Pennsylvania, USA
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