December weather forecastSouth Gate, MD
December
Weather in December
December, the first month of the winter in South Gate, is also a frosty month, with an average temperature varying between 45.5°F (7.5°C) and 34.5°F (1.4°C).Temperature
The arrival of December corresponds with a light shift in temperature, down from a fresh 53.6°F (12°C) in November to a frosty 45.5°F (7.5°C). Throughout December, South Gate's nights cool down to an average of 34.5°F (1.4°C).Humidity
In December, the average relative humidity in South Gate is 76%.Rainfall
In December, the rain falls for 10.4 days. Throughout December, 2.32" (59mm) of precipitation is accumulated. In South Gate, during the entire year, the rain falls for 157.2 days and collects up to 30.47" (774mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. In December, it is snowing for 2.1 days. Throughout December, 0.39" (10mm) of snow is accumulated. In South Gate, during the entire year, snow falls for 11.9 days and aggregates up to 5.75" (146mm) of snow.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 7:07 am and sunset at 4:44 pm. On the last day of December, sunrise is at 7:25 am and sunset at 4:54 pm EST.
Sunshine
The average sunshine in December is 5.2h.UV index
January, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the average person.Note: The average daily UV index of 2 in December transforms into the following instructions:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
South Gate, MD
- Average high temperature in December: 45.5°F
The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (38.8°F).
- Average low temperature in December: 34.5°F
The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).
Average pressure in December
South Gate, 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
South Gate, MD
- Average wind speed in December: 8.5mph
The windiest months (with the highest average wind speed) are January, February and March (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).
Average humidity in December
South Gate, MD
- Average humidity in December: 76%
The month with the highest relative humidity is May (77%).
The months with the lowest relative humidity are March, April and July (72%).
Average rainfall in December
South Gate, MD
- Average rainfall in December: 2.32"
The wettest month (with the highest rainfall) is August (4.09").
The driest month (with the least rainfall) is January (1.81").
Average rainfall days in December
South Gate, MD
- Average rainfall days in December: 10.4 days
The month with the highest number of rainy days is May (18 days).
The months with the least rainy days are January and November (8.4 days).
Average snowfall in December
South Gate, MD
- Average snowfall in December: 0.39"
The month with the highest snowfall is January (2.09").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
South Gate, MD
- Average snowfall days in December: 2.1 days
The month with the highest number of snowfall days is January (3.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
South Gate, MD
- Average daylight in December: 9h and 30min
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 12min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).
Average sunshine days in December
South Gate, MD
- Average sunshine days in December: 18.4 days
The month with the most sunshine days is November (19.9 days).
The months with the least sunshine days are May and July (10.8 days).
Average UV index in December
South Gate, 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, November and December (UV index 2).
Average cloud cover in December
South Gate, MD
- Average cloud cover in December: 44
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in December
South Gate, 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).





