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 arrival of December corresponds with a light shift in temperature, down from a cool 51.1°F (10.6°C) in November to a wintry 42.3°F (5.7°C). In December, Halfway records an average nighttime temperature of 29.7°F (-1.3°C).Humidity
The average relative humidity in December in Halfway is 78%.Rainfall
In Halfway, in December, during 9.6 rainfall days, 1.93" (49mm) of precipitation is typically accumulated. Throughout the year, there are 152.2 rainfall days, and 26.02" (661mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall in Halfway. In Halfway, Maryland, in December, snow falls for 3.8 days, with typically accumulated 2.01" (51mm) of snow. In Halfway, during the entire year, snow falls for 20.8 days and aggregates up to 12.56" (319mm) of snow.Daylight
With an average of 9h and 24min of daylight, December has the shortest days of the year in Halfway.On the first day of the month, sunrise is at 7:13 am and sunset at 4:47 pm. On the last day of December, in Halfway, Maryland, sunrise is at 7:31 am and sunset at 4:57 pm EST.
Sunshine
In Halfway, the average sunshine in December is 4.9h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Halfway. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for average individuals.Note: A typical high UV index of 2 in December suggests the following recommendations:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Always opt for UVA and UVB-resistant sunglasses on radiant days. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
How cold does it get in Halfway in December?
What is the average humidity in December in Halfway?
How many days does it rain in December in Halfway?
How much does it snow in Halfway in December?
What is the month with the shortest days in Halfway?
How many hours of daylight does Halfway have in December?
When is the sunrise / sunset in December in Halfway?
How long on average sun shines in December in Halfway?
What are the months with the lowest UV index in Halfway?
What is the UV index intensity in December in Halfway?
Average temperature in December
Halfway, MD
- Average high temperature in December: 42.3°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (36.9°F).
- Average low temperature in December: 29.7°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in December
Halfway, 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
Halfway, MD
- Average wind speed in December: 6.8mph
The windiest month (with the highest average wind speed) is January (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in December
Halfway, MD
- Average humidity in December: 78%
The month with the highest relative humidity is October (79%).
The month with the lowest relative humidity is July (74%).
Average rainfall in December
Halfway, MD
- Average rainfall in December: 1.93"
The wettest month (with the highest rainfall) is May (2.91").
The driest month (with the least rainfall) is September (1.61").
Average rainfall days in December
Halfway, MD
- Average rainfall days in December: 9.6 days
The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is January (8.2 days).
Average snowfall in December
Halfway, MD
- Average snowfall in December: 2.01"
The month with the highest snowfall is January (3.58").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Halfway, MD
- Average snowfall days in December: 3.8 days
The month with the highest number of snowfall days is January (6.2 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
Halfway, 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: 4h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The months with the least sunshine are January and February (Average sunshine: 4h and 48min).
Average sunshine days in December
Halfway, MD
- Average sunshine days in December: 18.1 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (11.7 days).
Average UV index in December
Halfway, 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
Halfway, MD
- Average cloud cover in December: 48
The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in December
Halfway, MD
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, June, July, August, November and December (6mi).
The months with the lowest visibility are January, May, September and October (5mi).
Halfway, Maryland, USA
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