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 arrival of December corresponds with a light shift in temperature, down from a fresh 52.2°F (11.2°C) in November to a frosty 43.5°F (6.4°C). An average minimum temperature of 32.5°F (0.3°C) marks the month of December in Cheyney, Pennsylvania.Humidity
The average relative humidity in December is 77%.Rainfall
In December, the rain falls for 11.1 days. Throughout December, 3.31" (84mm) of precipitation is accumulated. In Cheyney, during the entire year, the rain falls for 166.6 days and collects up to 35.59" (904mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Cheyney, in December, during 3.4 snowfall days, 1.61" (41mm) of snow is typically accumulated. In Cheyney, Pennsylvania, during the entire year, snow falls for 22 days and aggregates up to 11.81" (300mm) of snow.Daylight
With an average of 9h and 24min of daylight, December has the shortest days of the year.On the first day of December in Cheyney, sunrise is at 7:05 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 4:47 pm EST.
Sunshine
In December, the average sunshine is 5h.UV index
The months with the lowest UV index in Cheyney are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Frequently asked questions
Is it cold in Cheyney during December?
What is the average humidity in December in Cheyney?
How many days does it rain in December in Cheyney?
How many days does it snow in December in Cheyney?
What is the month with the shortest days in Cheyney?
What is the average length of the day in December in Cheyney?
What time are sunrise and sunset in December in Cheyney?
How long on average sun shines in December in Cheyney?
What is the month with the lowest UV index in Cheyney?
What is the UV index intensity in December in Cheyney?
Average temperature in December
Cheyney, PA
- Average high temperature in December: 43.5°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (37°F).
- Average low temperature in December: 32.5°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (25.3°F).
Average pressure in December
Cheyney, PA
- Average pressure in December: 30.1"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
Cheyney, PA
- Average wind speed in December: 8mph
The windiest months (with the highest average wind speed) are January and March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity in December
Cheyney, PA
- Average humidity in December: 77%
The months with the highest relative humidity are February and October (78%).
The month with the lowest relative humidity is April (72%).
Average rainfall in December
Cheyney, PA
- Average rainfall in December: 3.31"
The wettest month (with the highest rainfall) is August (4.09").
The driest month (with the least rainfall) is January (2.36").
Average rainfall days in December
Cheyney, PA
- Average rainfall days in December: 11.1 days
The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is January (8.6 days).
Average snowfall in December
Cheyney, PA
- Average snowfall in December: 1.61"
The month with the highest snowfall is February (3.19").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Cheyney, PA
- Average snowfall days in December: 3.4 days
The month with the highest number of snowfall days is January (6.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Cheyney, 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: 5h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in December
Cheyney, PA
- Average sunshine days in December: 16.5 days
The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is July (10 days).
Average UV index in December
Cheyney, PA
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Cheyney, PA
- Average cloud cover in December: 47
The months with the most cloud cover are February and March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in December
Cheyney, PA
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).
Cheyney, Pennsylvania, USA
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