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 frosty 47.5°F (8.6°C) in November to a wintry 37.9°F (3.3°C). An average minimum temperature of 27.1°F (-2.7°C) marks the month of December in Lucerne Mines, Pennsylvania.Humidity
The average relative humidity in December in Lucerne Mines is 85%.Rainfall
In Lucerne Mines, during December, the rain falls for 11.5 days and regularly aggregates up to 1.97" (50mm) of precipitation. Throughout the year, there are 162.4 rainfall days, and 23.43" (595mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Lucerne Mines, during December, snow falls for 12.6 days and regularly aggregates up to 4.41" (112mm) of snow. In Lucerne Mines, during the entire year, snow falls for 62.7 days and aggregates up to 21.3" (541mm) of snow.Daylight
December has the shortest days of the year in Lucerne Mines, Pennsylvania, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 7:21 am and sunset at 4:50 pm. On the last day of December, sunrise is at 7:39 am and sunset at 4:59 pm EST.
Sunshine
The average sunshine in December in Lucerne Mines is 3.3h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index in Lucerne Mines. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum high daily UV index of 1 during December translates into the following directions:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Frequently asked questions
How cold is it in Lucerne Mines in December?
What is the average humidity in December in Lucerne Mines?
How many days does it rain in December in Lucerne Mines?
How many days does it snow in December in Lucerne Mines?
What is the month with the shortest days in Lucerne Mines?
What is the average length of the day in December in Lucerne Mines?
When is the sunrise / sunset in December in Lucerne Mines?
How long on average sun shines in December in Lucerne Mines?
When is the lowest UV index in Lucerne Mines?
How high is the UV index in December in Lucerne Mines?
Average temperature in December
Lucerne Mines, PA
- Average high temperature in December: 37.9°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (31.6°F).
- Average low temperature in December: 27.1°F
The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).
Average pressure in December
Lucerne Mines, PA
- Average pressure in December: 30.11"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
Lucerne Mines, PA
- Average wind speed in December: 8.5mph
The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in December
Lucerne Mines, PA
- Average humidity in December: 85%
The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are April, June, July and August (78%).
Average rainfall in December
Lucerne Mines, PA
- Average rainfall in December: 1.97"
The wettest month (with the highest rainfall) is May (2.64").
The driest month (with the least rainfall) is November (1.3").
Average rainfall days in December
Lucerne Mines, PA
- Average rainfall days in December: 11.5 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is January (8.1 days).
Average snowfall in December
Lucerne Mines, PA
- Average snowfall in December: 4.41"
The month with the highest snowfall is January (5.2").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Lucerne Mines, PA
- Average snowfall days in December: 12.6 days
The month with the highest number of snowfall days is January (17.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Lucerne Mines, 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 2min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in December
Lucerne Mines, PA
- Average sunshine days in December: 10.1 days
The month with the most sunshine days is September (14.8 days).
The months with the least sunshine days are January and February (7.8 days).
Average UV index in December
Lucerne Mines, 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
Lucerne Mines, PA
- Average cloud cover in December: 67
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in December
Lucerne Mines, 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).
Lucerne Mines, Pennsylvania, USA
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