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 subtle decrease in the average high-temperature marks December, falling from November's chilly 47.3°F (8.5°C) to a cold 37.4°F (3°C). Throughout December, Newry's nights cool down to an average of 26.8°F (-2.9°C).Humidity
In December, the average relative humidity is 83%.Rainfall
In December, in Newry, Pennsylvania, the rain falls for 11.9 days. Throughout December, 2.05" (52mm) of precipitation is accumulated. In Newry, during the entire year, the rain falls for 161.9 days and collects up to 24.29" (617mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Newry, Pennsylvania, in December, snow falls for 8.6 days, with typically accumulated 2.48" (63mm) of snow. Throughout the year, there are 50.3 snowfall days, and 17.01" (432mm) of snow is accumulated.Daylight
With an average of 9h and 18min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:18 am and sunset at 4:47 pm. On the last day of December, in Newry, sunrise is at 7:36 am and sunset at 4:57 pm EST.
Sunshine
In Newry, the average sunshine in December is 3.8h.UV index
The month with the lowest UV index in Newry is December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: An average UV index of 1 in December transforms into this advice:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Frequently asked questions
How cold is December in Newry?
What is the average humidity in December in Newry?
How much does it rain in Newry in December?
How much does it snow in Newry in December?
What is the month with the shortest days in Newry?
What is the average length of the day in December in Newry?
When is the sunrise / sunset in December in Newry?
How many hours of sunshine does Newry have in December?
When is the lowest UV index in Newry?
What is the UV index intensity in December in Newry?
Average temperature in December
Newry, PA
- Average high temperature in December: 37.4°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 (31.5°F).
- Average low temperature in December: 26.8°F
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).
Average pressure in December
Newry, PA
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Newry, PA
- Average wind speed in December: 8.6mph
The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity in December
Newry, 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 (77%).
Average rainfall in December
Newry, PA
- Average rainfall in December: 2.05"
The wettest month (with the highest rainfall) is May (2.76").
The driest month (with the least rainfall) is November (1.46").
Average rainfall days in December
Newry, PA
- Average rainfall days in December: 11.9 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (9.3 days).
Average snowfall in December
Newry, PA
- Average snowfall in December: 2.48"
The month with the highest snowfall is January (4.33").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Newry, PA
- Average snowfall days in December: 8.6 days
The month with the highest number of snowfall days is January (14.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Newry, 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 5min
The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in December
Newry, PA
- Average sunshine days in December: 12.5 days
The month with the most sunshine days is November (15.5 days).
The month with the least sunshine days is February (8.9 days).
Average UV index in December
Newry, 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
Newry, PA
- Average cloud cover in December: 61
The month with the most cloud cover is January (Cloud cover 65).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility in December
Newry, 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).
Newry, Pennsylvania, USA
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