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
Onset of December witnesses a reduction in the average high-temperature, falling from a chilly 44.4°F (6.9°C) in November to a cold 34.7°F (1.5°C). In December, Kersey experiences an average nighttime temperature of 25°F (-3.9°C).Humidity
The average relative humidity in December is 87%.Rainfall
In Kersey, in December, it is raining for 7.5 days, with typically 1.06" (27mm) of accumulated precipitation. In Kersey, during the entire year, the rain falls for 118.9 days and collects up to 13.31" (338mm) of precipitation.Snowfall
Months with snowfall in Kersey are January through May, October through December. In Kersey, during December, snow falls for 10.2 days and regularly aggregates up to 2.6" (66mm) of snow. Throughout the year, there are 52.7 snowfall days, and 16.14" (410mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 12min of daylight.On the first day of the month, sunrise is at 7:21 am and sunset at 4:45 pm. On the last day of December, in Kersey, Pennsylvania, sunrise is at 7:40 am and sunset at 4:55 pm EST.
Sunshine
In Kersey, the average sunshine in December is 2.6h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index in Kersey. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the average person.Note: The maximum UV index of 1 during December translates into these guidelines:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Frequently asked questions
How cold is it in Kersey in December?
What is the average humidity in December in Kersey?
How many days does it rain in December in Kersey?
How much does it snow in Kersey in December?
What is the month with the shortest days in Kersey?
What is the average length of the day in December in Kersey?
When is the sunrise / sunset in December in Kersey?
How long on average sun shines in December in Kersey?
What are the months with the lowest UV index in Kersey?
What is the UV index reading in December in Kersey?
Average temperature in December
Kersey, PA
- Average high temperature in December: 34.7°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in December: 25°F
The month with the highest average low temperature is July (57.2°F).
The coldest month (with the lowest average low temperature) is January (16.3°F).
Average pressure in December
Kersey, 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
Kersey, PA
- Average wind speed in December: 8.3mph
The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in December
Kersey, PA
- Average humidity in December: 87%
The month with the highest relative humidity is February (89%).
The months with the lowest relative humidity are June and July (78%).
Average rainfall in December
Kersey, PA
- Average rainfall in December: 1.06"
The wettest month (with the highest rainfall) is April (1.5").
The driest months (with the least rainfall) are January and November (0.83").
Average rainfall days in December
Kersey, PA
- Average rainfall days in December: 7.5 days
The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is February (5.1 days).
Average snowfall in December
Kersey, PA
- Average snowfall in December: 2.6"
The month with the highest snowfall is February (4.21").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Kersey, PA
- Average snowfall days in December: 10.2 days
The month with the highest number of snowfall days is January (12.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Kersey, 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: 2h and 4min
The months with the most sunshine are July and August (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).
Average sunshine days in December
Kersey, PA
- Average sunshine days in December: 16.5 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (13 days).
Average UV index in December
Kersey, 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
Kersey, 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
Kersey, PA
- Average visibility in December: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (5mi).
The months with the lowest visibility are August and September (4mi).
Kersey, Pennsylvania, USA
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