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 the average high-temperature occurs in December, reducing from a chilly 46.2°F (7.9°C) in November to an icy 36.9°F (2.7°C). During December, the temperature tends to dip to an average of 25.9°F (-3.4°C) at night.Humidity
In Hallwood, the average relative humidity in December is 83%.Rainfall
In Hallwood, during December, the rain falls for 10.3 days and regularly aggregates up to 2.2" (56mm) of precipitation. Throughout the year, there are 162.5 rainfall days, and 30.35" (771mm) of precipitation is accumulated.Snowfall
Months with snowfall in Hallwood are January through May, October through December. In Hallwood, in December, during 7.8 snowfall days, 3.5" (89mm) of snow is typically accumulated. Throughout the year, there are 41.1 snowfall days, and 21.38" (543mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 18min of daylight.On the first day of December in Hallwood, Pennsylvania, sunrise is at 7:11 am and sunset at 4:36 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 4:45 pm EST.
Sunshine
The average sunshine in December is 3.8h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: A maximum high UV index of 1 in December translates into the following recommendations:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. When the Sun is at its strongest around midday, find shade and limit exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Hallwood have in December?
What time are sunrise and sunset in December in Hallwood?
How many hours of sunshine does Hallwood have in December?
When is the lowest UV index?
How high is the UV index in December?
Average temperature in December
Hallwood, PA
- Average high temperature in December: 36.9°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in December: 25.9°F
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).
Average pressure in December
Hallwood, 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
Hallwood, PA
- Average wind speed in December: 7.6mph
The windiest months (with the highest average wind speed) are March and April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in December
Hallwood, PA
- Average humidity in December: 83%
The month with the highest relative humidity is February (84%).
The months with the lowest relative humidity are April and July (78%).
Average rainfall in December
Hallwood, PA
- Average rainfall in December: 2.2"
The wettest month (with the highest rainfall) is July (3.23").
The driest months (with the least rainfall) are January and September (2.09").
Average rainfall days in December
Hallwood, PA
- Average rainfall days in December: 10.3 days
The month with the highest number of rainy days is May (19.1 days).
The month with the least rainy days is February (8.2 days).
Average snowfall in December
Hallwood, PA
- Average snowfall in December: 3.5"
The month with the highest snowfall is February (6.42").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Hallwood, PA
- Average snowfall days in December: 7.8 days
The month with the highest number of snowfall days is January (11.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Hallwood, 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: 3h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The months with the least sunshine are January and February (Average sunshine: 3h and 42min).
Average sunshine days in December
Hallwood, PA
- Average sunshine days in December: 15.4 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is July (9.1 days).
Average UV index in December
Hallwood, PA
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Hallwood, PA
- Average cloud cover in December: 60
The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 37).
Average visibility in December
Hallwood, PA
- Average visibility in December: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).
Hallwood, Pennsylvania, USA
Weather forecast for your location
2. Allow the app to use your location