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
In December, the average high-temperature goes from a chilly 48°F (8.9°C) in November to an icy 38.5°F (3.6°C). During the month of December, the temperature falls to an average of 27.3°F (-2.6°C).Humidity
In Langdondale, Pennsylvania, the average relative humidity in December is 81%.Rainfall
In Langdondale, in December, it is raining for 10.2 days, with typically 1.57" (40mm) of accumulated precipitation. In Langdondale, during the entire year, the rain falls for 146.6 days and collects up to 19.84" (504mm) of precipitation.Snowfall
January through April, October through December are months with snowfall in Langdondale, Pennsylvania. In December, it is snowing for 6.7 days. Throughout December, 2.2" (56mm) of snow is accumulated. Throughout the year, there are 37.4 snowfall days, and 14.61" (371mm) of snow is accumulated.Daylight
The month with the shortest days in Langdondale is December, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 7:16 am and sunset at 4:47 pm. On the last day of December, in Langdondale, Pennsylvania, sunrise is at 7:35 am and sunset at 4:57 pm EST.
Sunshine
The average sunshine in December in Langdondale is 4.4h.UV index
The months with the lowest UV index in Langdondale, Pennsylvania, are January through March, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: In December, a daily maximum UV index of 2 leads to the following instructions:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Langdondale?
What is the average humidity in December in Langdondale?
How many days does it rain in December in Langdondale?
How many days does it snow in December in Langdondale?
What is the month with the shortest days in Langdondale?
What is the average length of the day in December in Langdondale?
What time are sunrise and sunset in December in Langdondale?
How long on average sun shines in December in Langdondale?
When is the lowest UV index in Langdondale?
What is the UV index intensity in December in Langdondale?
Average temperature in December
Langdondale, PA
- Average high temperature in December: 38.5°F
The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in December: 27.3°F
The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in December
Langdondale, PA
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Langdondale, PA
- Average wind speed in December: 7.6mph
The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in December
Langdondale, PA
- Average humidity in December: 81%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April and July (76%).
Average rainfall in December
Langdondale, PA
- Average rainfall in December: 1.57"
The wettest month (with the highest rainfall) is May (2.36").
The driest month (with the least rainfall) is November (1.18").
Average rainfall days in December
Langdondale, PA
- Average rainfall days in December: 10.2 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (7.5 days).
Average snowfall in December
Langdondale, PA
- Average snowfall in December: 2.2"
The month with the highest snowfall is February (3.74").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Langdondale, PA
- Average snowfall days in December: 6.7 days
The month with the highest number of snowfall days is January (10.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Langdondale, 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 24min).
- 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 January (Average sunshine: 4h and 12min).
Average sunshine days in December
Langdondale, PA
- Average sunshine days in December: 16.8 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (11 days).
Average UV index in December
Langdondale, PA
- Average UV index in December: 2
The month with the highest UV index is June (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
Langdondale, PA
- Average cloud cover in December: 54
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in December
Langdondale, 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).
Langdondale, Pennsylvania, USA
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