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
With the beginning of December, the average high-temperature shows a small decrease, transitioning from a fresh 51.3°F (10.7°C) in November to a wintry 42.6°F (5.9°C). An average low-temperature of 30.4°F (-0.9°C) is noted during the month of December.Humidity
In Mill Brothers Hills, the average relative humidity in December is 79%.Rainfall
In Mill Brothers Hills, in December, during 9.8 rainfall days, 1.77" (45mm) of precipitation is typically accumulated. In Mill Brothers Hills, during the entire year, the rain falls for 157.5 days and collects up to 27.52" (699mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Mill Brothers Hills, Maryland. In Mill Brothers Hills, Maryland, in December, snow falls for 3.9 days, with typically accumulated 1.57" (40mm) of snow. In Mill Brothers Hills, during the entire year, snow falls for 22.3 days and aggregates up to 9.76" (248mm) of snow.Daylight
The month with the shortest days in Mill Brothers Hills is December, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 7:10 am and sunset at 4:44 pm. On the last day of December, in Mill Brothers Hills, sunrise is at 7:28 am and sunset at 4:54 pm EST.
Sunshine
In December, the average sunshine is 5h.UV index
The months with the lowest UV index in Mill Brothers Hills, Maryland, are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: The average daily UV index of 2 in December transforms into the following instructions:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Frequently asked questions
Is it cold in Mill Brothers Hills during December?
What is the average humidity in December in Mill Brothers Hills?
How much does it rain in Mill Brothers Hills in December?
How many days does it snow in December in Mill Brothers Hills?
What is the month with the shortest days in Mill Brothers Hills?
What is the average length of the day in December in Mill Brothers Hills?
When is the sunrise / sunset in December in Mill Brothers Hills?
How long on average sun shines in December in Mill Brothers Hills?
What are the months with the lowest UV index in Mill Brothers Hills?
What is the UV index intensity in December in Mill Brothers Hills?
Average temperature in December
Mill Brothers Hills, MD
- Average high temperature in December: 42.6°F
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (36.7°F).
- Average low temperature in December: 30.4°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).
Average pressure in December
Mill Brothers Hills, 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 (29.95"Hg).
Average wind speed in December
Mill Brothers Hills, MD
- Average wind speed in December: 7.7mph
The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).
Average humidity in December
Mill Brothers Hills, MD
- Average humidity in December: 79%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is April (75%).
Average rainfall in December
Mill Brothers Hills, MD
- Average rainfall in December: 1.77"
The wettest month (with the highest rainfall) is August (3.23").
The driest month (with the least rainfall) is February (1.61").
Average rainfall days in December
Mill Brothers Hills, MD
- Average rainfall days in December: 9.8 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (7.6 days).
Average snowfall in December
Mill Brothers Hills, MD
- Average snowfall in December: 1.57"
The month with the highest snowfall is March (3.03").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Mill Brothers Hills, MD
- Average snowfall days in December: 3.9 days
The month with the highest number of snowfall days is January (6.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Mill Brothers Hills, MD
- Average daylight in December: 9h and 2min
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 24min).
- Average sunshine in December: 5h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in December
Mill Brothers Hills, 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 (10.8 days).
Average UV index in December
Mill Brothers Hills, 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
Mill Brothers Hills, MD
- Average cloud cover in December: 47
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 31).
Average visibility in December
Mill Brothers Hills, MD
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).
Mill Brothers Hills, Maryland, USA
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