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 brings a drop in Leonardsville's average high-temperature, falling from a frosty 45.5°F (7.5°C) in November to a cold 36.3°F (2.4°C). Leonardsville reports a consistent average low-temperature of 25.5°F (-3.6°C) throughout December nights.Humidity
February and December, with an average relative humidity of 84%, are the most humid months.Rainfall
In Leonardsville, in December, it is raining for 7.7 days, with typically 0.75" (19mm) of accumulated precipitation. In Leonardsville, during the entire year, the rain falls for 121.5 days and collects up to 10.51" (267mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Leonardsville. In Leonardsville, in December, during 9.1 snowfall days, 1.38" (35mm) of snow is typically accumulated. In Leonardsville, during the entire year, snow falls for 47 days and aggregates up to 8.23" (209mm) of snow.Daylight
December has the shortest days of the year in Leonardsville, with an average of 9h and 18min of daylight.On the first day of December in Leonardsville, sunrise is at 7:09 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 4:44 pm EST.
Sunshine
In December, the average sunshine in Leonardsville is 3.9h.UV index
December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.Note: A typical high UV index of 1 in December suggests the following recommendations:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. When the Sun is at its strongest around midday, find shade and limit exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Leonardsville?
What is the most humid month in Leonardsville?
What is the average humidity in December in Leonardsville?
How much does it rain in Leonardsville in December?
How much does it snow in Leonardsville in December?
What is the month with the shortest days in Leonardsville?
What is the average length of the day in December in Leonardsville?
When are sunrise and sunset in December in Leonardsville?
How long on average sun shines in December in Leonardsville?
What is the month with the lowest UV index in Leonardsville?
What is the UV index intensity in December in Leonardsville?
Average temperature in December
Leonardsville, PA
- Average high temperature in December: 36.3°F
The warmest month (with the highest average high temperature) is July (80.4°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 (60.1°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).
Average pressure in December
Leonardsville, 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
Leonardsville, PA
- Average wind speed in December: 8mph
The windiest months (with the highest average wind speed) are January and March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in December
Leonardsville, PA
- Average humidity in December: 84%
The months with the highest relative humidity are February and December (84%).
The months with the lowest relative humidity are April, June and July (78%).
Average rainfall in December
Leonardsville, PA
- Average rainfall in December: 0.75"
The wettest month (with the highest rainfall) is July (1.22").
The driest month (with the least rainfall) is September (0.51").
Average rainfall days in December
Leonardsville, PA
- Average rainfall days in December: 7.7 days
The month with the highest number of rainy days is May (14.1 days).
The month with the least rainy days is February (6.3 days).
Average snowfall in December
Leonardsville, PA
- Average snowfall in December: 1.38"
The months with the highest snowfall are January, February and March (1.73").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Leonardsville, PA
- Average snowfall days in December: 9.1 days
The month with the highest number of snowfall days is February (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Leonardsville, PA
- Average daylight in December: 9h and 2min
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 5min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in December
Leonardsville, PA
- Average sunshine days in December: 18 days
The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is May (12.5 days).
Average UV index in December
Leonardsville, 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
Leonardsville, PA
- Average cloud cover in December: 60
The months with the most cloud cover are February and December (Cloud cover 60).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in December
Leonardsville, 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).
Leonardsville, Pennsylvania, USA
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