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 signifies a gentle decline in Hilltop's average high-temperature, easing from a cool 52.2°F (11.2°C) in November to a frosty 43.2°F (6.2°C). The mean low-temperature during December nights in Hilltop is a subzero cold 31.3°F (-0.4°C).Humidity
In Hilltop, Maryland, the average relative humidity in December is 78%.Rainfall
In Hilltop, in December, it is raining for 9.1 days, with typically 1.02" (26mm) of accumulated precipitation. In Hilltop, during the entire year, the rain falls for 130.3 days and collects up to 15.47" (393mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. In Hilltop, in December, during 2.5 snowfall days, 0.47" (12mm) of snow is typically accumulated. Throughout the year, in Hilltop, Maryland, there are 16 snowfall days, and 4.13" (105mm) of snow is accumulated.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 7:08 am and sunset at 4:44 pm. On the last day of December, sunrise is at 7:26 am and sunset at 4:54 pm EST.
Sunshine
The average sunshine in December in Hilltop is 5h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The UV index of 2 in December translates into these instructions:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Frequently asked questions
How cold is it in Hilltop in December?
What is the average humidity in December in Hilltop?
How many days does it rain in December in Hilltop?
How much does it snow in Hilltop in December?
What is the month with the shortest days in Hilltop?
What is the average length of the day in December in Hilltop?
What time are sunrise and sunset in December in Hilltop?
How many hours of sunshine does Hilltop have in December?
When is the lowest UV index in Hilltop?
What is the UV index reading in December in Hilltop?
Average temperature in December
Hilltop, MD
- Average high temperature in December: 43.2°F
The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (37.6°F).
- Average low temperature in December: 31.3°F
The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (25°F).
Average pressure in December
Hilltop, 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
Hilltop, MD
- Average wind speed in December: 8mph
The windiest month (with the highest average wind speed) is March (8.7mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Hilltop, MD
- Average humidity in December: 78%
The month with the highest relative humidity is May (80%).
The months with the lowest relative humidity are January, April, July and November (75%).
Average rainfall in December
Hilltop, MD
- Average rainfall in December: 1.02"
The wettest month (with the highest rainfall) is August (2.48").
The driest month (with the least rainfall) is February (0.79").
Average rainfall days in December
Hilltop, MD
- Average rainfall days in December: 9.1 days
The month with the highest number of rainy days is August (15.1 days).
The months with the least rainy days are January and February (6.8 days).
Average snowfall in December
Hilltop, MD
- Average snowfall in December: 0.47"
The month with the highest snowfall is January (1.34").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Hilltop, MD
- Average snowfall days in December: 2.5 days
The month with the highest number of snowfall days is February (4.9 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
Hilltop, 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 0min
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 42min).
Average sunshine days in December
Hilltop, MD
- Average sunshine days in December: 19.3 days
The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is May (12.9 days).
Average UV index in December
Hilltop, 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
Hilltop, MD
- Average cloud cover in December: 46
The months with the most cloud cover are February and March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in December
Hilltop, MD
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Hilltop, Maryland, USA
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