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
December's onset brings a reduction in the average high-temperature, from a chilly 47.8°F (8.8°C) in November to a wintry 38.5°F (3.6°C). In December, New Berlin records an average nighttime temperature of 27.9°F (-2.3°C).Humidity
In December, the average relative humidity is 81%.Rainfall
In December, the rain falls for 11.9 days. Throughout December, 2.6" (66mm) of precipitation is accumulated. Throughout the year, there are 165.6 rainfall days, and 33.54" (852mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In New Berlin, in December, during 8.2 snowfall days, 3.7" (94mm) of snow is typically accumulated. Throughout the year, there are 43.3 snowfall days, and 23.11" (587mm) 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 7:13 am and sunset at 4:40 pm. On the last day of December, sunrise is at 7:32 am and sunset at 4:50 pm EST.
Sunshine
In December, the average sunshine is 4.3h.UV index
January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum UV index of 2 during December leads to these instructions:
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 most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it cold during December?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does New Berlin have in December?
When are sunrise and sunset in December in New Berlin?
How long on average sun shines in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
New Berlin, PA
- Average high temperature in December: 38.5°F
The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (32°F).
- Average low temperature in December: 27.9°F
The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).
Average pressure in December
New Berlin, PA
- Average pressure in December: 30.1"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
New Berlin, PA
- Average wind speed in December: 6.8mph
The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in December
New Berlin, PA
- Average humidity in December: 81%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are March and April (76%).
Average rainfall in December
New Berlin, PA
- Average rainfall in December: 2.6"
The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is November (2.2").
Average rainfall days in December
New Berlin, PA
- Average rainfall days in December: 11.9 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is February (8.9 days).
Average snowfall in December
New Berlin, PA
- Average snowfall in December: 3.7"
The month with the highest snowfall is February (7.52").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
New Berlin, PA
- Average snowfall days in December: 8.2 days
The month with the highest number of snowfall days is January (12.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
New Berlin, 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: 4h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).
Average sunshine days in December
New Berlin, PA
- Average sunshine days in December: 13.9 days
The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is February (10.3 days).
Average UV index in December
New Berlin, 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, October, November and December (UV index 2).
Average cloud cover in December
New Berlin, PA
- Average cloud cover in December: 55
The months with the most cloud cover are January and February (Cloud cover 56).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in December
New Berlin, 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).
New Berlin, Pennsylvania, USA
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