December weather forecastEmmitsburg Junction, MD
December
Weather in December
The first month of the winter, December, is also an icy month in Emmitsburg Junction, Maryland, with an average temperature fluctuating between 30.2°F (-1°C) and 42.1°F (5.6°C).Temperature
In Emmitsburg Junction, the average high-temperature in December slightly decreases from a cool 50.9°F (10.5°C) in November to a wintry 42.1°F (5.6°C). Emmitsburg Junction's average low-temperature is measured at a freezing cold 30.2°F (-1°C) during December.Humidity
The average relative humidity in December is 79%.Rainfall
In Emmitsburg Junction, in December, it is raining for 10.8 days, with typically 2.4" (61mm) of accumulated precipitation. In Emmitsburg Junction, during the entire year, the rain falls for 164.1 days and collects up to 31.97" (812mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Emmitsburg Junction, Maryland, during December, snow falls for 4.8 days and regularly aggregates up to 2.13" (54mm) of snow. In Emmitsburg Junction, during the entire year, snow falls for 26.7 days and aggregates up to 14.13" (359mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 7:11 am and sunset at 4:45 pm. On the last day of December, in Emmitsburg Junction, sunrise is at 7:29 am and sunset at 4:55 pm EST.
Sunshine
In Emmitsburg Junction, the average sunshine in December is 4.9h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Emmitsburg Junction. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Emmitsburg Junction, MD
- Average high temperature in December: 42.1°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.7°F).
- Average low temperature in December: 30.2°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in December
Emmitsburg Junction, MD
- 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
Emmitsburg Junction, MD
- Average wind speed in December: 7.3mph
The windiest month (with the highest average wind speed) is January (8mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).
Average humidity in December
Emmitsburg Junction, MD
- Average humidity in December: 79%
The month with the highest relative humidity is October (80%).
The months with the lowest relative humidity are April and July (75%).
Average rainfall in December
Emmitsburg Junction, MD
- Average rainfall in December: 2.4"
The wettest month (with the highest rainfall) is May (3.5").
The driest month (with the least rainfall) is February (2.2").
Average rainfall days in December
Emmitsburg Junction, MD
- Average rainfall days in December: 10.8 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (8.7 days).
Average snowfall in December
Emmitsburg Junction, MD
- Average snowfall in December: 2.13"
The month with the highest snowfall is January (4.53").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Emmitsburg Junction, MD
- Average snowfall days in December: 4.8 days
The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Emmitsburg Junction, MD
- Average daylight in December: 9h and 24min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 4h and 54min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in December
Emmitsburg Junction, MD
- Average sunshine days in December: 16.8 days
The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is May (11.2 days).
Average UV index in December
Emmitsburg Junction, MD
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Emmitsburg Junction, MD
- Average cloud cover in December: 48
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in December
Emmitsburg Junction, MD
- Average visibility in December: 5mi
The months with the highest visibility are April, June, July, August and November (6mi).
The months with the lowest visibility are January, February, March, May, September, October and December (5mi).





