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
With the onset of December, Clifford experiences a modest temperature adjustment, with the average high-temperature receding from a frosty 44.2°F (6.8°C) in November to a cold 34.7°F (1.5°C). Clifford's temperature in December lowers to a consistent average of 24.4°F (-4.2°C) during the nights.Humidity
The average relative humidity in December is 85%.Rainfall
In Clifford, Pennsylvania, in December, it is raining for 10.7 days, with typically 1.73" (44mm) of accumulated precipitation. Throughout the year, in Clifford, there are 152.2 rainfall days, and 23.94" (608mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Clifford, in December, during 13.7 snowfall days, 5.43" (138mm) of snow is typically accumulated. Throughout the year, in Clifford, there are 71.7 snowfall days, and 26.81" (681mm) 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 7:10 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 4:41 pm EST.
Sunshine
The months with the least sunshine are February and December, with an average of 3.2h of sunshine.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index in Clifford. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum high UV index of 1 in December translates into the following recommendations:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. It's recommended to limit sun exposure when its radiation is at its peak during midday. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Frequently asked questions
How cold is it in Clifford in December?
What is the average humidity in December in Clifford?
How much does it rain in Clifford in December?
How many days does it snow in December in Clifford?
What is the month with the shortest days in Clifford?
How many hours of daylight does Clifford have in December?
What time are sunrise and sunset in December in Clifford?
What are the months with the least sunshine in Clifford?
How many hours of sunshine does Clifford have in December?
What are the months with the lowest UV index in Clifford?
How high is the UV index in December in Clifford?
Average temperature in December
Clifford, PA
- Average high temperature in December: 34.7°F
The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (28.9°F).
- Average low temperature in December: 24.4°F
The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in December
Clifford, PA
- Average pressure in December: 30.08"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Clifford, PA
- Average wind speed in December: 8.1mph
The windiest months (with the highest average wind speed) are January and February (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in December
Clifford, PA
- Average humidity in December: 85%
The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is July (78%).
Average rainfall in December
Clifford, PA
- Average rainfall in December: 1.73"
The wettest month (with the highest rainfall) is August (2.48").
The driest month (with the least rainfall) is January (1.54").
Average rainfall days in December
Clifford, PA
- Average rainfall days in December: 10.7 days
The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is January (7.4 days).
Average snowfall in December
Clifford, PA
- Average snowfall in December: 5.43"
The month with the highest snowfall is March (5.55").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Clifford, PA
- Average snowfall days in December: 13.7 days
The month with the highest number of snowfall days is January (15.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Clifford, 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: 3h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The months with the least sunshine are February and December (Average sunshine: 3h and 12min).
Average sunshine days in December
Clifford, PA
- Average sunshine days in December: 10.1 days
The month with the most sunshine days is September (16.2 days).
The month with the least sunshine days is April (9.8 days).
Average UV index in December
Clifford, 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
Clifford, PA
- Average cloud cover in December: 68
The months with the most cloud cover are January, February and December (Cloud cover 68).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in December
Clifford, PA
- Average visibility in December: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
Clifford, Pennsylvania, USA
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