December weather forecastWhite Haven, PA
December
Weather in December
December, the first month of the winter in White Haven, is also a wintry month, with an average temperature fluctuating between 36.5°F (2.5°C) and 25.5°F (-3.6°C).Temperature
December's arrival comes with a decrease in the average high-temperature, moving from a chilly 45.9°F (7.7°C) in November to a cold 36.5°F (2.5°C). The nighttime temperature dips to a subzero cold 25.5°F (-3.6°C) on average during December.Humidity
The months with the highest humidity are February and December, with an average relative humidity of 84%.Rainfall
In White Haven, during December, the rain falls for 11 days and regularly aggregates up to 2.95" (75mm) of precipitation. Throughout the year, in White Haven, there are 163.6 rainfall days, and 35" (889mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In White Haven, in December, during 10.7 snowfall days, 5.87" (149mm) of snow is typically accumulated. Throughout the year, in White Haven, there are 60.9 snowfall days, and 38.9" (988mm) of snow is accumulated.Daylight
The month with the shortest days in White Haven is December, with an average of 9h and 18min of daylight.On the first day of December, sunrise is at 7:09 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 4:44 pm EST.
Sunshine
In December, the average sunshine is 3.8h.UV index
The month with the lowest UV index is December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum UV index, 1 during December, leads to the following recommendations:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
White Haven, PA
- Average high temperature in December: 36.5°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in December: 25.5°F
The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).
Average pressure in December
White Haven, 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
White Haven, PA
- Average wind speed in December: 7.9mph
The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
White Haven, PA
- Average humidity in December: 84%
The months with the highest relative humidity are February and December (84%).
The month with the lowest relative humidity is April (78%).
Average rainfall in December
White Haven, PA
- Average rainfall in December: 2.95"
The wettest month (with the highest rainfall) is May (3.5").
The driest month (with the least rainfall) is September (2.13").
Average rainfall days in December
White Haven, PA
- Average rainfall days in December: 11 days
The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is January (7 days).
Average snowfall in December
White Haven, PA
- Average snowfall in December: 5.87"
The month with the highest snowfall is February (8.62").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
White Haven, PA
- Average snowfall days in December: 10.7 days
The month with the highest number of snowfall days is January (14.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
White Haven, PA
- Average daylight in December: 9h and 18min
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 48min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).
Average sunshine days in December
White Haven, PA
- Average sunshine days in December: 13.2 days
The month with the most sunshine days is November (15.6 days).
The month with the least sunshine days is May (9.2 days).
Average UV index in December
White Haven, 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
White Haven, PA
- Average cloud cover in December: 61
The months with the most cloud cover are February and December (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in December
White Haven, 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).





