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
Schuylkill Haven in December undergoes a mild reduction in the average high-temperature, shifting from November's chilly 48.6°F (9.2°C) to a cold 39.4°F (4.1°C). The average temperature during December nights is registered at a subzero cold 28.2°F (-2.1°C).Humidity
In Schuylkill Haven, the average relative humidity in December is 81%.Rainfall
In Schuylkill Haven, in December, during 10.5 rainfall days, 1.57" (40mm) of precipitation is typically accumulated. In Schuylkill Haven, during the entire year, the rain falls for 145.2 days and collects up to 21.1" (536mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Schuylkill Haven, in December, during 5.4 snowfall days, 1.38" (35mm) of snow is typically accumulated. Throughout the year, there are 28.1 snowfall days, and 8.94" (227mm) of snow is accumulated.Daylight
The month with the shortest days in Schuylkill Haven is December, with an average of 9h and 18min of daylight.On the first day of December in Schuylkill Haven, sunrise is at 7:09 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 4:47 pm EST.
Sunshine
January, February and December, with an average of 4.5h of sunshine, are months with the least sunshine.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Schuylkill Haven, Pennsylvania. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 2 during December translates into the following guidance:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Frequently asked questions
Is December cold in Schuylkill Haven?
What is the average humidity in December in Schuylkill Haven?
How much does it rain in Schuylkill Haven in December?
How many days does it snow in December in Schuylkill Haven?
What is the month with the shortest days in Schuylkill Haven?
What is the average length of the day in December in Schuylkill Haven?
What time are sunrise and sunset in December in Schuylkill Haven?
What are the months with the least sunshine in Schuylkill Haven?
How many hours of sunshine does Schuylkill Haven have in December?
What are the months with the lowest UV index in Schuylkill Haven?
What is the UV index intensity in December in Schuylkill Haven?
Average temperature in December
Schuylkill Haven, PA
- Average high temperature in December: 39.4°F
The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in December: 28.2°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in December
Schuylkill Haven, 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 (29.94"Hg).
Average wind speed in December
Schuylkill Haven, PA
- Average wind speed in December: 7.7mph
The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in December
Schuylkill Haven, 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 (77%).
Average rainfall in December
Schuylkill Haven, PA
- Average rainfall in December: 1.57"
The wettest month (with the highest rainfall) is August (2.44").
The driest month (with the least rainfall) is September (1.26").
Average rainfall days in December
Schuylkill Haven, PA
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is January (7 days).
Average snowfall in December
Schuylkill Haven, PA
- Average snowfall in December: 1.38"
The month with the highest snowfall is January (2.36").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Schuylkill Haven, PA
- Average snowfall days in December: 5.4 days
The month with the highest number of snowfall days is January (7.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Schuylkill Haven, 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: 4h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The months with the least sunshine are January, February and December (Average sunshine: 4h and 30min).
Average sunshine days in December
Schuylkill Haven, PA
- Average sunshine days in December: 16.8 days
The month with the most sunshine days is January (18.8 days).
The month with the least sunshine days is May (11.8 days).
Average UV index in December
Schuylkill Haven, PA
- Average UV index in December: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in December
Schuylkill Haven, PA
- Average cloud cover in December: 52
The months with the most cloud cover are February and December (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in December
Schuylkill Haven, PA
- Average visibility in December: 5mi
The months with the highest visibility are January, March, April, June, July and November (6mi).
The months with the lowest visibility are February, May, August, September, October and December (5mi).
Schuylkill Haven, Pennsylvania, USA
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