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 average high-temperature shows a slight dip in December, from November's cool 54.5°F (12.5°C) to a chilly 46.6°F (8.1°C). During December, Ridgely sees a mean low-temperature of 35.2°F (1.8°C).Humidity
In December, the average relative humidity is 76%.Rainfall
In Ridgely, in December, it is raining for 10.8 days, with typically 2.87" (73mm) of accumulated precipitation. In Ridgely, during the entire year, the rain falls for 156.8 days and collects up to 31.97" (812mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. In Ridgely, in December, snow falls for 2.4 days, with typically accumulated 0.83" (21mm) of snow. In Ridgely, during the entire year, snow falls for 12.3 days and aggregates up to 6.18" (157mm) of snow.Daylight
With an average of 9h and 30min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:03 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 4:51 pm EST.
Sunshine
The average sunshine in December is 5.1h.UV index
The months with the lowest UV index are January 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: The maximum UV index of 2 during December 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. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / 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
Ridgely, MD
- Average high temperature in December: 46.6°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (40.5°F).
- Average low temperature in December: 35.2°F
The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).
Average pressure in December
Ridgely, MD
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Ridgely, MD
- Average wind speed in December: 8.8mph
The windiest month (with the highest average wind speed) is February (9.8mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in December
Ridgely, MD
- Average humidity in December: 76%
The months with the highest relative humidity are May and August (79%).
The months with the lowest relative humidity are January, March, April and November (74%).
Average rainfall in December
Ridgely, MD
- Average rainfall in December: 2.87"
The wettest month (with the highest rainfall) is July (3.46").
The driest month (with the least rainfall) is January (1.97").
Average rainfall days in December
Ridgely, MD
- Average rainfall days in December: 10.8 days
The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is November (8.5 days).
Average snowfall in December
Ridgely, MD
- Average snowfall in December: 0.83"
The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Ridgely, MD
- Average snowfall days in December: 2.4 days
The month with the highest number of snowfall days is January (3.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Ridgely, MD
- Average daylight in December: 9h and 3min
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 30min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in December
Ridgely, MD
- Average sunshine days in December: 17.6 days
The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is May (11.5 days).
Average UV index in December
Ridgely, 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 and December (UV index 2).
Average cloud cover in December
Ridgely, MD
- Average cloud cover in December: 45
The months with the most cloud cover are February and March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in December
Ridgely, MD
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Ridgely, Maryland, USA
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