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 frosty 44.8°F (7.1°C) in November to a cold 34.7°F (1.5°C). Throughout the month of December, the average temperature dips to a subzero cold 25.5°F (-3.6°C) at night.Humidity
The average relative humidity in December is 84%.Rainfall
In Wissingers, during December, the rain falls for 12.5 days and regularly aggregates up to 2.09" (53mm) of precipitation. Throughout the year, there are 171.9 rainfall days, and 28.54" (725mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Wissingers, in December, snow falls for 15.1 days, with typically accumulated 5.39" (137mm) of snow. In Wissingers, during the entire year, snow falls for 74.9 days and aggregates up to 30.08" (764mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 12min of daylight.On the first day of the month, sunrise is at 7:14 am and sunset at 4:37 pm. On the last day of December, sunrise is at 7:33 am and sunset at 4:47 pm EST.
Sunshine
The months with the least sunshine are February and December, with an average of 3.2h of sunshine.UV index
The months with the lowest UV index in Wissingers are January and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 1 during December leads to these instructions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in 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 in Wissingers?
How many hours of daylight does Wissingers have in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Wissingers, PA
- Average high temperature in December: 34.7°F
The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in December: 25.5°F
The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).
Average pressure in December
Wissingers, 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
Wissingers, PA
- Average wind speed in December: 8.2mph
The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in December
Wissingers, PA
- Average humidity in December: 84%
The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is July (78%).
Average rainfall in December
Wissingers, PA
- Average rainfall in December: 2.09"
The wettest months (with the highest rainfall) are April and July (2.91").
The driest months (with the least rainfall) are January and November (1.77").
Average rainfall days in December
Wissingers, PA
- Average rainfall days in December: 12.5 days
The month with the highest number of rainy days is May (19 days).
The month with the least rainy days is February (8.6 days).
Average snowfall in December
Wissingers, PA
- Average snowfall in December: 5.39"
The month with the highest snowfall is February (7.2").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Wissingers, PA
- Average snowfall days in December: 15.1 days
The month with the highest number of snowfall days is January (18.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Wissingers, PA
- Average daylight in December: 9h and 1min
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 12min).
- Average sunshine in December: 3h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The months with the least sunshine are February and December (Average sunshine: 3h and 12min).
Average sunshine days in December
Wissingers, PA
- Average sunshine days in December: 8.9 days
The month with the most sunshine days is September (14 days).
The month with the least sunshine days is February (7.7 days).
Average UV index in December
Wissingers, PA
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Wissingers, PA
- Average cloud cover in December: 67
The months with the most cloud cover are January, February and December (Cloud cover 67).
The month with the least cloud cover is July (Cloud cover 39).
Average visibility in December
Wissingers, PA
- Average visibility in December: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
Wissingers, Pennsylvania, USA
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