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
As December begins, there is a decrease in the average high-temperature, falling from a frosty 45.9°F (7.7°C) in November to a wintry 36.3°F (2.4°C). Emerald Lakes records an average low-temperature of 25.7°F (-3.5°C) throughout the month of December.Humidity
The months with the highest humidity are February and December, with an average relative humidity of 84%.Rainfall
In December, the rain falls for 13.2 days. Throughout December, 3.11" (79mm) of precipitation is accumulated. In Emerald Lakes, during the entire year, the rain falls for 171 days and collects up to 34.45" (875mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Emerald Lakes, in December, during 13.1 snowfall days, 6.89" (175mm) of snow is typically accumulated. Throughout the year, there are 66.6 snowfall days, and 42.24" (1073mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 7:08 am and sunset at 4:33 pm. On the last day of December, in Emerald Lakes, sunrise is at 7:26 am and sunset at 4:43 pm EST.
Sunshine
In Emerald Lakes, Pennsylvania, the average sunshine in December is 4.2h.UV index
December is the month with the lowest UV index in Emerald Lakes, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum high daily UV index of 1 during December translates into the following directions:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What are the most humid months?
What is the average humidity in December?
How much does it rain in Emerald Lakes in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Emerald Lakes have in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Emerald Lakes, PA
- Average high temperature in December: 36.3°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.9°F).
- Average low temperature in December: 25.7°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
Emerald Lakes, PA
- Average pressure in December: 30.09"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Emerald Lakes, PA
- Average wind speed in December: 8mph
The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Emerald Lakes, 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 July (77%).
Average rainfall in December
Emerald Lakes, PA
- Average rainfall in December: 3.11"
The wettest month (with the highest rainfall) is May (3.5").
The driest month (with the least rainfall) is September (1.73").
Average rainfall days in December
Emerald Lakes, PA
- Average rainfall days in December: 13.2 days
The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is February (10.3 days).
Average snowfall in December
Emerald Lakes, PA
- Average snowfall in December: 6.89"
The month with the highest snowfall is January (9.72").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Emerald Lakes, PA
- Average snowfall days in December: 13.1 days
The month with the highest number of snowfall days is January (15.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Emerald Lakes, 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: 4h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).
Average sunshine days in December
Emerald Lakes, PA
- Average sunshine days in December: 12.5 days
The month with the most sunshine days is September (16.5 days).
The month with the least sunshine days is February (8.6 days).
Average UV index in December
Emerald Lakes, 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
Emerald Lakes, PA
- Average cloud cover in December: 57
The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 36).
Average visibility in December
Emerald Lakes, 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).
Emerald Lakes, Pennsylvania, USA
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