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
December ushers in a minor alteration in White Oak's climate, with the average high-temperature moving from November's fresh 53.2°F (11.8°C) to a chilly 45.3°F (7.4°C). During the month of December, the nighttime temperature in White Oak falls to an average of 33.1°F (0.6°C).Humidity
The months with the highest humidity in White Oak are May, October and December, with an average relative humidity of 76%.Rainfall
In White Oak, during December, the rain falls for 9.9 days and regularly aggregates up to 2.56" (65mm) of precipitation. Throughout the year, there are 155.7 rainfall days, and 31.42" (798mm) of precipitation is accumulated.Snowfall
Months with snowfall in White Oak, Maryland, are January through April, November and December. In White Oak, during December, snow falls for 3.5 days and regularly aggregates up to 1.38" (35mm) of snow. Throughout the year, there are 17.8 snowfall days, and 9.21" (234mm) of snow is accumulated.Daylight
With an average of 9h and 30min of daylight, December has the shortest days of the year in White Oak.On the first day of December in White Oak, Maryland, sunrise is at 7:08 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 4:55 pm EST.
Sunshine
In White Oak, the average sunshine in December is 5.1h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in White Oak. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 2 in December translates into these instructions:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Frequently asked questions
What are the temperatures in White Oak in December?
What are the most humid months in White Oak?
What is the average humidity in December in White Oak?
How many days does it rain in December in White Oak?
How many days does it snow in December in White Oak?
What is the month with the shortest days in White Oak?
How many hours of daylight does White Oak have in December?
When are sunrise and sunset in December in White Oak?
How long on average sun shines in December in White Oak?
What is the month with the lowest UV index in White Oak?
What is the UV index reading in December in White Oak?
Average temperature in December
White Oak, MD
- Average high temperature in December: 45.3°F
The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in December: 33.1°F
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).
Average pressure in December
White Oak, 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 (29.94"Hg).
Average wind speed in December
White Oak, MD
- Average wind speed in December: 7.3mph
The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
White Oak, MD
- Average humidity in December: 76%
The months with the highest relative humidity are May, October and December (76%).
The month with the lowest relative humidity is July (70%).
Average rainfall in December
White Oak, MD
- Average rainfall in December: 2.56"
The wettest month (with the highest rainfall) is August (4.02").
The driest months (with the least rainfall) are January and February (2.01").
Average rainfall days in December
White Oak, MD
- Average rainfall days in December: 9.9 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is November (9 days).
Average snowfall in December
White Oak, MD
- Average snowfall in December: 1.38"
The month with the highest snowfall is March (2.95").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
White Oak, MD
- Average snowfall days in December: 3.5 days
The month with the highest number of snowfall days is January (5.4 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
White Oak, 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 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).
Average sunshine days in December
White Oak, MD
- Average sunshine days in December: 18.1 days
The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is May (11.7 days).
Average UV index in December
White Oak, 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
White Oak, MD
- Average cloud cover in December: 46
The months with the most cloud cover are March and December (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in December
White Oak, 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).
White Oak, Maryland, USA
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