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 start of December signals a gentle decrease in the average high-temperature, transitioning from a fresh 54.5°F (12.5°C) in November to a frosty 46°F (7.8°C). During December, Pendennis Mount records an average temperature of 36.5°F (2.5°C) at night.Humidity
In December, the average relative humidity in Pendennis Mount is 75%.Rainfall
In Pendennis Mount, Maryland, during December, the rain falls for 7.4 days and regularly aggregates up to 0.67" (17mm) of precipitation. In Pendennis Mount, during the entire year, the rain falls for 120.4 days and collects up to 10.47" (266mm) of precipitation.Snowfall
January through March, November and December are months with snowfall in Pendennis Mount. In Pendennis Mount, in December, snow falls for 1.5 days, with typically accumulated 0.12" (3mm) of snow. In Pendennis Mount, during the entire year, snow falls for 8.3 days and aggregates up to 1.22" (31mm) of snow.Daylight
The month with the shortest days in Pendennis Mount is December, with an average of 9h and 30min of daylight.On the first day of December in Pendennis Mount, Maryland, sunrise is at 7:06 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:53 pm EST.
Sunshine
In December, the average sunshine in Pendennis Mount is 5.2h.UV index
The months with the lowest UV index in Pendennis Mount are January, February and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: A maximum daily UV index of 2 during December morphs into the following directions:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Frequently asked questions
What is the usual temperature for Pendennis Mount in December?
What is the average humidity in December in Pendennis Mount?
How much does it rain in Pendennis Mount in December?
How much does it snow in Pendennis Mount in December?
What is the month with the shortest days in Pendennis Mount?
What is the average length of the day in December in Pendennis Mount?
What time are sunrise and sunset in December in Pendennis Mount?
How many hours of sunshine does Pendennis Mount have in December?
What are the months with the lowest UV index in Pendennis Mount?
How high is the UV index in December in Pendennis Mount?
Average temperature in December
Pendennis Mount, MD
- Average high temperature in December: 46°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 (40.3°F).
- Average low temperature in December: 36.5°F
The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).
Average pressure in December
Pendennis Mount, MD
- Average pressure in December: 30.11"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
Pendennis Mount, MD
- Average wind speed in December: 9.3mph
The windiest month (with the highest average wind speed) is January (10mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).
Average humidity in December
Pendennis Mount, 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
Pendennis Mount, MD
- Average rainfall in December: 0.67"
The wettest month (with the highest rainfall) is August (1.69").
The driest month (with the least rainfall) is January (0.47").
Average rainfall days in December
Pendennis Mount, MD
- Average rainfall days in December: 7.4 days
The months with the highest number of rainy days are July and August (14.3 days).
The month with the least rainy days is November (5.3 days).
Average snowfall in December
Pendennis Mount, MD
- Average snowfall in December: 0.12"
The month with the highest snowfall is January (0.67").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Pendennis Mount, MD
- Average snowfall days in December: 1.5 days
The month with the highest number of snowfall days is February (2.5 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
Pendennis Mount, 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
Pendennis Mount, MD
- Average sunshine days in December: 21.5 days
The month with the most sunshine days is November (23.4 days).
The month with the least sunshine days is August (13.8 days).
Average UV index in December
Pendennis Mount, 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 and December (UV index 2).
Average cloud cover in December
Pendennis Mount, 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
Pendennis Mount, 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).
Pendennis Mount, Maryland, USA
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