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 indicates a decrease in the average high-temperature, moving from a chilly 47.3°F (8.5°C) in November to a wintry 37.4°F (3°C). Throughout December, Transfer encounters an average temperature drop to a subzero cold 26.6°F (-3°C).Humidity
In Transfer, the average relative humidity in December is 86%.Rainfall
In Transfer, during December, the rain falls for 8.2 days and regularly aggregates up to 0.94" (24mm) of precipitation. In Transfer, during the entire year, the rain falls for 134.4 days and collects up to 13.94" (354mm) of precipitation.Snowfall
Months with snowfall in Transfer are January through May, November and December. In Transfer, Pennsylvania, during December, snow falls for 7.9 days and regularly aggregates up to 0.87" (22mm) of snow. In Transfer, Pennsylvania, during the entire year, snow falls for 46.6 days and aggregates up to 7.44" (189mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 18min of daylight.On the first day of December, sunrise is at 7:28 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:47 am and sunset at 5:02 pm EST.
Sunshine
In December, the average sunshine in Transfer is 2.9h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 1 in December interprets into the following recommendations:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Around midday, solar radiation is most harmful; hence, exposure should be limited. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
How cold is it in Transfer in December?
What is the average humidity in December in Transfer?
How much does it rain in Transfer in December?
How much does it snow in Transfer in December?
What is the month with the shortest days in Transfer?
How many hours of daylight does Transfer have in December?
When is the sunrise / sunset in December in Transfer?
How many hours of sunshine does Transfer have in December?
When is the lowest UV index in Transfer?
What is the UV index intensity in December in Transfer?
Average temperature in December
Transfer, PA
- Average high temperature in December: 37.4°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.9°F).
- Average low temperature in December: 26.6°F
The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).
Average pressure in December
Transfer, 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
Transfer, PA
- Average wind speed in December: 7.5mph
The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is July (5mph).
Average humidity in December
Transfer, PA
- Average humidity in December: 86%
The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is May (78%).
Average rainfall in December
Transfer, PA
- Average rainfall in December: 0.94"
The wettest month (with the highest rainfall) is July (1.81").
The driest months (with the least rainfall) are September and November (0.83").
Average rainfall days in December
Transfer, PA
- Average rainfall days in December: 8.2 days
The month with the highest number of rainy days is May (16.4 days).
The month with the least rainy days is January (5.3 days).
Average snowfall in December
Transfer, PA
- Average snowfall in December: 0.87"
The month with the highest snowfall is January (2.05").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Transfer, PA
- Average snowfall days in December: 7.9 days
The month with the highest number of snowfall days is February (12.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Transfer, PA
- Average daylight in December: 9h and 2min
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 18min).
- Average sunshine in December: 2h and 5min
The months with the most sunshine are July and August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).
Average sunshine days in December
Transfer, PA
- Average sunshine days in December: 17 days
The month with the most sunshine days is November (19 days).
The months with the least sunshine days are February and May (11.8 days).
Average UV index in December
Transfer, 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
Transfer, PA
- Average cloud cover in December: 69
The month with the most cloud cover is January (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 36).
Average visibility in December
Transfer, PA
- Average visibility in December: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).
Transfer, Pennsylvania, USA
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