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
A mild drop in Madison's average high-temperature is observed in December, transitioning from a cool 55°F (12.8°C) in November to a frosty 46.9°F (8.3°C). During December, Madison sees a mean low-temperature of 36.5°F (2.5°C).Humidity
The average relative humidity in December in Madison is 76%.Rainfall
In December, the rain falls for 8.4 days. Throughout December, 0.87" (22mm) of precipitation is accumulated. Throughout the year, in Madison, there are 109.9 rainfall days, and 10.91" (277mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. December is the month with the most snowfall. Snow falls for 1.5 days and accumulates 0.51" (13mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 30min of daylight.On the first day of the month, sunrise is at 7:04 am and sunset at 4:44 pm. On the last day of December, sunrise is at 7:22 am and sunset at 4:54 pm EST.
Sunshine
The months with the least sunshine are February and December, with an average of 5.2h of sunshine.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The daily high UV index of 2 in December translates into this advice:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December?
What is the average humidity in December?
How many days does it rain in December?
When does it snow the most?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Madison have in December?
When is the lowest UV index?
How high is the UV index in December?
Average temperature in December
Madison, MD
- Average high temperature in December: 46.9°F
The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (41.2°F).
- Average low temperature in December: 36.5°F
The month with the highest average low temperature is July (71.6°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).
Average pressure in December
Madison, 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
Madison, MD
- Average wind speed in December: 8.9mph
The windiest month (with the highest average wind speed) is February (10mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity in December
Madison, MD
- Average humidity in December: 76%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is January (73%).
Average rainfall in December
Madison, MD
- Average rainfall in December: 0.87"
The wettest month (with the highest rainfall) is August (1.46").
The driest month (with the least rainfall) is September (0.47").
Average rainfall days in December
Madison, MD
- Average rainfall days in December: 8.4 days
The month with the highest number of rainy days is August (11.6 days).
The months with the least rainy days are January and November (6.3 days).
Average snowfall in December
Madison, MD
- Average snowfall in December: 0.51"
The month with the highest snowfall is December (0.51").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Madison, MD
- Average snowfall days in December: 1.5 days
The month with the highest number of snowfall days is January (2.1 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
Madison, MD
- Average daylight in December: 9h and 3min
The month with the longest days is June (Average daylight: 14h and 48min).
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 months with the least sunshine are February and December (Average sunshine: 5h and 12min).
Average sunshine days in December
Madison, MD
- Average sunshine days in December: 20.4 days
The month with the most sunshine days is November (22.2 days).
The month with the least sunshine days is August (16.8 days).
Average UV index in December
Madison, 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 and December (UV index 2).
Average cloud cover in December
Madison, MD
- Average cloud cover in December: 44
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility in December
Madison, 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).
Madison, Maryland, USA
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