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
A shift in Shaffers Corners's weather is observed as November turns into December, with the average high temperature reducing from a chilly 45.5°F (7.5°C) to an icy 35.6°F (2°C). Shaffers Corners observes an average nighttime temperature of 25.7°F (-3.5°C) during December.Humidity
February and December, with an average relative humidity of 84%, are the most humid months.Rainfall
In December, the rain falls for 11.8 days. Throughout December, 2.01" (51mm) of precipitation is accumulated. In Shaffers Corners, during the entire year, the rain falls for 159.9 days and collects up to 26.65" (677mm) of precipitation.Snowfall
Months with snowfall in Shaffers Corners are January through May, October through December. In Shaffers Corners, Pennsylvania, in December, during 12.5 snowfall days, 4.92" (125mm) of snow is typically accumulated. In Shaffers Corners, during the entire year, snow falls for 64.6 days and aggregates up to 28.03" (712mm) of snow.Daylight
With an average of 9h and 12min of daylight, December has the shortest days of the year in Shaffers Corners.On the first day of December in Shaffers Corners, sunrise is at 7:10 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 4:43 pm EST.
Sunshine
The months with the least sunshine are January, February and December, with an average of 3.4h of sunshine.UV index
December is the month with the lowest UV index in Shaffers Corners, 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 radiation for the average person.Note: The average daily UV index of 1 in December transforms into the following instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Frequently asked questions
How cold is December in Shaffers Corners?
What are the most humid months in Shaffers Corners?
What is the average humidity in December in Shaffers Corners?
How many days does it rain in December in Shaffers Corners?
How much does it snow in Shaffers Corners in December?
What is the month with the shortest days in Shaffers Corners?
How many hours of daylight does Shaffers Corners have in December?
When is the sunrise / sunset in December in Shaffers Corners?
What is the month with the least sunshine in Shaffers Corners?
How long on average sun shines in December in Shaffers Corners?
What is the month with the lowest UV index in Shaffers Corners?
What is the UV index reading in December in Shaffers Corners?
Average temperature in December
Shaffers Corners, PA
- Average high temperature in December: 35.6°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (29.8°F).
- Average low temperature in December: 25.7°F
The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).
Average pressure in December
Shaffers Corners, 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
Shaffers Corners, PA
- Average wind speed in December: 7.6mph
The windiest months (with the highest average wind speed) are January, February, March and April (8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Shaffers Corners, PA
- Average humidity in December: 84%
The months with the highest relative humidity are February and December (84%).
The month with the lowest relative humidity is July (77%).
Average rainfall in December
Shaffers Corners, PA
- Average rainfall in December: 2.01"
The wettest month (with the highest rainfall) is June (2.72").
The driest month (with the least rainfall) is September (1.73").
Average rainfall days in December
Shaffers Corners, PA
- Average rainfall days in December: 11.8 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (7.6 days).
Average snowfall in December
Shaffers Corners, PA
- Average snowfall in December: 4.92"
The month with the highest snowfall is February (7.56").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Shaffers Corners, PA
- Average snowfall days in December: 12.5 days
The month with the highest number of snowfall days is January (16.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Shaffers Corners, 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: 3h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The months with the least sunshine are January, February and December (Average sunshine: 3h and 24min).
Average sunshine days in December
Shaffers Corners, PA
- Average sunshine days in December: 10.2 days
The month with the most sunshine days is September (16.3 days).
The month with the least sunshine days is February (8.5 days).
Average UV index in December
Shaffers Corners, PA
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Shaffers Corners, PA
- Average cloud cover in December: 65
The months with the most cloud cover are January, February and December (Cloud cover 65).
The months with the least cloud cover are July and August (Cloud cover 38).
Average visibility in December
Shaffers Corners, 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).
Shaffers Corners, Pennsylvania, USA
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