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
In the transition to December, Maceys Corner observes a minor drop in the average high-temperature, shifting from a fresh 12.1°C (53.8°F) in November to a frosty 7.5°C (45.5°F). An average nighttime temperature of 1.5°C (34.7°F) is noted during the month of December.Humidity
In December, the average relative humidity is 75%.Rainfall
In December, the rain falls for 11.4 days. Throughout December, 72mm (2.83") of precipitation is accumulated. In Maceys Corner, during the entire year, the rain falls for 155.7 days and collects up to 793mm (31.22") of precipitation.Snowfall
Months with snowfall are January through April, November and December. In Maceys Corner, during December, snow falls for 2.4 days and regularly aggregates up to 16mm (0.63") of snow. In Maceys Corner, during the entire year, snow falls for 14 days and aggregates up to 156mm (6.14") of snow.Daylight
December has the shortest days of the year, with an average of 9h and 30min of daylight.On the first day of the month, sunrise is at 7:06 am and sunset at 4:44 pm. On the last day of December, in Maceys Corner, sunrise is at 7:25 am and sunset at 4:53 pm EST.
Sunshine
In Maceys Corner, Maryland, the average sunshine in December is 5.2h.UV index
January, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Maceys Corner. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index, 2 during December, leads to the following recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Frequently asked questions
What is the temperature in December in Maceys Corner?
What is the average humidity in December in Maceys Corner?
How many days does it rain in December in Maceys Corner?
How many days does it snow in December in Maceys Corner?
What is the month with the shortest days in Maceys Corner?
How many hours of daylight does Maceys Corner have in December?
When is the sunrise / sunset in December in Maceys Corner?
How many hours of sunshine does Maceys Corner have in December?
What are the months with the lowest UV index in Maceys Corner?
What is the UV index reading in December in Maceys Corner?
Average temperature in December
Maceys Corner, MD
- Average high temperature in December: 7.5°C
The warmest month (with the highest average high temperature) is July (29.8°C).
The month with the lowest average high temperature is January (4.2°C).
- Average low temperature in December: 1.5°C
The month with the highest average low temperature is July (21.5°C).
The coldest month (with the lowest average low temperature) is January (-2°C).
Average pressure in December
Maceys Corner, MD
- Average pressure in December: 1019.6mbar
The month with the highest atmospheric pressure is November (1020.5mbar).
The month with the lowest atmospheric pressure is June (1014mbar).
Average wind speed in December
Maceys Corner, MD
- Average wind speed in December: 13.9km/h
The windiest month (with the highest average wind speed) is March (15.1km/h).
The calmest months (with the lowest average wind speed) are July and August (9.7km/h).
Average humidity in December
Maceys Corner, MD
- Average humidity in December: 75%
The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January, March, April and November (72%).
Average rainfall in December
Maceys Corner, MD
- Average rainfall in December: 72mm
The wettest month (with the highest rainfall) is August (90mm).
The driest month (with the least rainfall) is September (48mm).
Average rainfall days in December
Maceys Corner, MD
- Average rainfall days in December: 11.4 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is November (9.4 days).
Average snowfall in December
Maceys Corner, MD
- Average snowfall in December: 16mm
The month with the highest snowfall is January (52mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Maceys Corner, MD
- Average snowfall days in December: 2.4 days
The month with the highest number of snowfall days is January (4.4 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
Maceys Corner, 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 54min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).
Average sunshine days in December
Maceys Corner, MD
- Average sunshine days in December: 16.9 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (10.8 days).
Average UV index in December
Maceys Corner, 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, November and December (UV index 2).
Average cloud cover in December
Maceys Corner, MD
- Average cloud cover in December: 44
The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility in December
Maceys Corner, MD
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Maceys Corner, Maryland, USA
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