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
As November transitions to December, the average high-temperature falls from a frosty 49.1°F (9.5°C) to an icy 40.1°F (4.5°C). During December, the temperature in Westgate Hills is averaged to a low of 28.9°F (-1.7°C) at night.Humidity
In Westgate Hills, the average relative humidity in December is 80%.Rainfall
In December, in Westgate Hills, Pennsylvania, the rain falls for 12.1 days. Throughout December, 2.87" (73mm) of precipitation is accumulated. In Westgate Hills, during the entire year, the rain falls for 162.5 days and collects up to 31.69" (805mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Westgate Hills. In December, it is snowing for 5.5 days. Throughout December, 2.95" (75mm) of snow is accumulated. Throughout the year, there are 32.3 snowfall days, and 17.24" (438mm) of snow is accumulated.Daylight
With an average of 9h and 18min of daylight, December has the shortest days of the year in Westgate Hills.On the first day of the month, sunrise is at 7:06 am and sunset at 4:35 pm. On the last day of December, sunrise is at 7:25 am and sunset at 4:44 pm EST.
Sunshine
In Westgate Hills, the average sunshine in December is 4.7h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for average individuals.Note: During December, 2 as the daily maximum UV index converts into the following advice:
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. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Frequently asked questions
How cold does it get in Westgate Hills in December?
What is the average humidity in December in Westgate Hills?
How many days does it rain in December in Westgate Hills?
How much does it snow in Westgate Hills in December?
What is the month with the shortest days in Westgate Hills?
How many hours of daylight does Westgate Hills have in December?
What time are sunrise and sunset in December in Westgate Hills?
How long on average sun shines in December in Westgate Hills?
What are the months with the lowest UV index in Westgate Hills?
How high is the UV index in December in Westgate Hills?
Average temperature in December
Westgate Hills, PA
- Average high temperature in December: 40.1°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (33.8°F).
- Average low temperature in December: 28.9°F
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in December
Westgate Hills, 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
Westgate Hills, PA
- Average wind speed in December: 7.6mph
The windiest months (with the highest average wind speed) are January and March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in December
Westgate Hills, PA
- Average humidity in December: 80%
The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are April and July (76%).
Average rainfall in December
Westgate Hills, PA
- Average rainfall in December: 2.87"
The wettest month (with the highest rainfall) is July (3.19").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in December
Westgate Hills, PA
- Average rainfall days in December: 12.1 days
The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is January (9.9 days).
Average snowfall in December
Westgate Hills, PA
- Average snowfall in December: 2.95"
The month with the highest snowfall is March (4.88").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Westgate Hills, PA
- Average snowfall days in December: 5.5 days
The month with the highest number of snowfall days is February (9.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Westgate Hills, 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: 4h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in December
Westgate Hills, PA
- Average sunshine days in December: 15.7 days
The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is February (11.7 days).
Average UV index in December
Westgate Hills, PA
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in December
Westgate Hills, PA
- Average cloud cover in December: 51
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in December
Westgate Hills, PA
- Average visibility in December: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Westgate Hills, Pennsylvania, USA
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