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
Roulette's progression into December involves a drop in the average high-temperature, receding from a chilly 43.7°F (6.5°C) in November to a wintry 34.3°F (1.3°C). An average nighttime temperature of 24.1°F (-4.4°C) is recorded in Roulette during December.Humidity
In Roulette, the average relative humidity in December is 87%.Rainfall
In Roulette, in December, it is raining for 9.8 days, with typically 2.44" (62mm) of accumulated precipitation. Throughout the year, there are 162.1 rainfall days, and 27.36" (695mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Roulette, Pennsylvania, during December, snow falls for 19.2 days and regularly aggregates up to 9.37" (238mm) of snow. Throughout the year, there are 96.1 snowfall days, and 45.55" (1157mm) of snow is accumulated.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 7:21 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 4:52 pm EST.
Sunshine
The months with the least sunshine in Roulette are January and December, with an average of 2.6h of sunshine.UV index
The months with the lowest UV index in Roulette are January and 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 rays for ordinary individuals.Note: The daily maximum UV index of 1 in December interprets into the following advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Direct Sun exposure should be minimized especially during midday when radiation is most intense. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Frequently asked questions
How cold is it in Roulette in December?
What is the average humidity in December in Roulette?
How much does it rain in Roulette in December?
How much does it snow in Roulette in December?
What is the month with the shortest days in Roulette?
How many hours of daylight does Roulette have in December?
What time are sunrise and sunset in December in Roulette?
What are the months with the least sunshine in Roulette?
How many hours of sunshine does Roulette have in December?
What is the month with the lowest UV index in Roulette?
What is the UV index intensity in December in Roulette?
Average temperature in December
Roulette, PA
- Average high temperature in December: 34.3°F
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (28°F).
- Average low temperature in December: 24.1°F
The month with the highest average low temperature is July (56.3°F).
The coldest month (with the lowest average low temperature) is January (15.8°F).
Average pressure in December
Roulette, PA
- Average pressure in December: 30.09"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Roulette, PA
- Average wind speed in December: 8.6mph
The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in December
Roulette, PA
- Average humidity in December: 87%
The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is June (78%).
Average rainfall in December
Roulette, PA
- Average rainfall in December: 2.44"
The wettest month (with the highest rainfall) is April (3.07").
The driest month (with the least rainfall) is August (1.85").
Average rainfall days in December
Roulette, PA
- Average rainfall days in December: 9.8 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in December
Roulette, PA
- Average snowfall in December: 9.37"
The month with the highest snowfall is February (10.51").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Roulette, PA
- Average snowfall days in December: 19.2 days
The month with the highest number of snowfall days is January (21.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Roulette, PA
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 2h and 4min
The month with the most sunshine is July (Average sunshine: 9h and 36min).
The months with the least sunshine are January and December (Average sunshine: 2h and 36min).
Average sunshine days in December
Roulette, PA
- Average sunshine days in December: 6.9 days
The month with the most sunshine days is September (13.7 days).
The month with the least sunshine days is February (5.2 days).
Average UV index in December
Roulette, 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 and December (UV index 1).
Average cloud cover in December
Roulette, PA
- Average cloud cover in December: 75
The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is July (Cloud cover 42).
Average visibility in December
Roulette, PA
- Average visibility in December: 4mi
The months with the highest visibility are March, April, May, June, July, October and November (5mi).
The months with the lowest visibility are January, February, August, September and December (4mi).
Roulette, Pennsylvania, USA
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