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 comes with a temperature decline, the average high falling from a frosty 49.1°F (9.5°C) in November to a wintry 39.2°F (4°C). December nights in Wilkinsburg, Pennsylvania, are marked by an average temperature drop to a subzero cold 28.2°F (-2.1°C).Humidity
In Wilkinsburg, the average relative humidity in December is 84%.Rainfall
In Wilkinsburg, in December, during 12.4 rainfall days, 2.91" (74mm) of precipitation is typically accumulated. In Wilkinsburg, during the entire year, the rain falls for 182.2 days and collects up to 34.84" (885mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In December, in Wilkinsburg, it is snowing for 13 days. Throughout December, 4.76" (121mm) of snow is accumulated. In Wilkinsburg, during the entire year, snow falls for 62.9 days and aggregates up to 25.51" (648mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 18min of daylight.On the first day of December, sunrise is at 7:24 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 5:03 pm EST.
Sunshine
The average sunshine in December in Wilkinsburg is 3.2h.UV index
December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: In December, a daily UV index of 1 turns into the following recommendations:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Frequently asked questions
How cold is it in Wilkinsburg in December?
What is the average humidity in December in Wilkinsburg?
How many days does it rain in December in Wilkinsburg?
How much does it snow in Wilkinsburg in December?
What is the month with the shortest days in Wilkinsburg?
How many hours of daylight does Wilkinsburg have in December?
When is the sunrise / sunset in December in Wilkinsburg?
How many hours of sunshine does Wilkinsburg have in December?
What is the month with the lowest UV index in Wilkinsburg?
How high is the UV index in December in Wilkinsburg?
Average temperature in December
Wilkinsburg, PA
- Average high temperature in December: 39.2°F
The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (32.9°F).
- Average low temperature in December: 28.2°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in December
Wilkinsburg, PA
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Wilkinsburg, 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 August (4.7mph).
Average humidity in December
Wilkinsburg, PA
- Average humidity in December: 84%
The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are July and August (75%).
Average rainfall in December
Wilkinsburg, PA
- Average rainfall in December: 2.91"
The wettest month (with the highest rainfall) is May (3.58").
The driest month (with the least rainfall) is November (2.17").
Average rainfall days in December
Wilkinsburg, PA
- Average rainfall days in December: 12.4 days
The month with the highest number of rainy days is May (21 days).
The month with the least rainy days is February (10.4 days).
Average snowfall in December
Wilkinsburg, PA
- Average snowfall in December: 4.76"
The month with the highest snowfall is January (6.42").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Wilkinsburg, PA
- Average snowfall days in December: 13 days
The month with the highest number of snowfall days is January (17.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Wilkinsburg, 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 18min).
- Average sunshine in December: 3h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in December
Wilkinsburg, PA
- Average sunshine days in December: 9.7 days
The month with the most sunshine days is November (14.8 days).
The month with the least sunshine days is January (7.4 days).
Average UV index in December
Wilkinsburg, PA
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Wilkinsburg, PA
- Average cloud cover in December: 66
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in December
Wilkinsburg, PA
- Average visibility in December: 5mi
The months with the highest visibility are April, June, July, August and November (6mi).
The months with the lowest visibility are January and February (4mi).
Wilkinsburg, Pennsylvania, USA
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