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
The arrival of December corresponds with a temperature reduction, down from November's chilly 48.4°F (9.1°C) to a cold 38.5°F (3.6°C). An average low-temperature of 27.3°F (-2.6°C) marks the month of December.Humidity
February and December, with an average relative humidity of 82%, are the most humid months.Rainfall
In Mount Bethel, during December, the rain falls for 9.3 days and regularly aggregates up to 2.13" (54mm) of precipitation. Throughout the year, there are 135.7 rainfall days, and 23.74" (603mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Mount Bethel, Pennsylvania, in December, during 5.7 snowfall days, 3.35" (85mm) of snow is typically accumulated. In Mount Bethel, during the entire year, snow falls for 33.7 days and aggregates up to 16.65" (423mm) of snow.Daylight
The month with the shortest days in Mount Bethel, Pennsylvania, is December, with an average of 9h and 18min of daylight.On the first day of December, sunrise is at 7:06 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:42 pm EST.
Sunshine
In Mount Bethel, the average sunshine in December is 4.5h.UV index
December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In December, the maximum UV index of 1 translates into these guidelines:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it cold during December?
What is the most humid month?
What is the average humidity in December?
How much does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Mount Bethel have in December?
When is the sunrise / sunset in December in Mount Bethel?
How many hours of sunshine does Mount Bethel have in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Mount Bethel, 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 (32.9°F).
- Average low temperature in December: 27.3°F
The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).
Average pressure in December
Mount Bethel, PA
- Average pressure in December: 30.08"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
Mount Bethel, PA
- Average wind speed in December: 7.2mph
The windiest month (with the highest average wind speed) is March (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity in December
Mount Bethel, PA
- Average humidity in December: 82%
The months with the highest relative humidity are February and December (82%).
The month with the lowest relative humidity is April (76%).
Average rainfall in December
Mount Bethel, PA
- Average rainfall in December: 2.13"
The wettest month (with the highest rainfall) is July (2.48").
The driest month (with the least rainfall) is September (1.22").
Average rainfall days in December
Mount Bethel, PA
- Average rainfall days in December: 9.3 days
The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is January (5.8 days).
Average snowfall in December
Mount Bethel, PA
- Average snowfall in December: 3.35"
The month with the highest snowfall is March (3.82").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Mount Bethel, PA
- Average snowfall days in December: 5.7 days
The month with the highest number of snowfall days is February (8.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Mount Bethel, 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 3min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).
Average sunshine days in December
Mount Bethel, PA
- Average sunshine days in December: 17.7 days
The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is July (13.3 days).
Average UV index in December
Mount Bethel, PA
- Average UV index in December: 1
The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Mount Bethel, PA
- Average cloud cover in December: 52
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is July (Cloud cover 37).
Average visibility in December
Mount Bethel, 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).
Mount Bethel, Pennsylvania, USA
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