December weather forecast
Madison, MD

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Weather in December

December, the first month of the winter in Madison, is also a frosty month, with an average temperature ranging between max 46.9°F (8.3°C) and min 36.5°F (2.5°C).

Temperature

With the onset of December, Madison experiences a modest temperature adjustment, with the average high-temperature gently receding from a fresh 55°F (12.8°C) in November to a frosty 46.9°F (8.3°C). An average low-temperature of 36.5°F (2.5°C) marks the month of December in Madison.

Humidity

The average relative humidity in December in Madison is 76%.

Rainfall

In Madison, in December, it is raining for 8.4 days, with typically 0.87" (22mm) of accumulated precipitation. Throughout the year, there are 109.9 rainfall days, and 10.91" (277mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Madison, Maryland, are January through March, November and December. December is the month with the most snowfall in Madison. Snow falls for 1.5 days and accumulates 0.51" (13mm) 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 December in Madison, sunrise is at 7:04 am and sunset at 4:44 pm. On the last day of the month, 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

January and December, with an average maximum UV index of 2, are months with the lowest UV index in Madison, Maryland. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The UV index of 2 in December translates into these instructions:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What are December temperatures in Madison?

The average high-temperature and low-temperature during December are 46.9°F (8.3°C) and 36.5°F (2.5°C) respectively. In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 91.4°F (33°C).

What is the average humidity in December in Madison?

In Madison, Maryland, the average relative humidity in December is 76%.

How many days does it rain in December in Madison?

In Madison, in December, it is raining for 8.4 days, with typically 0.87" (22mm) of accumulated precipitation.

When does it snow the most in Madison?

The month with the most snowfall in Madison is December, when snow falls for 1.5 days and typically aggregates up to 0.51" (13mm) of snow.

How much does it snow in Madison in December?

In December, in Madison, it is snowing for 1.5 days. Throughout December, 0.51" (13mm) of snow is accumulated.

What is the month with the shortest days in Madison?

December has the shortest days of the year, with an average of 9h and 30min of daylight.

What is the average length of the day in December in Madison?

The average day length in December in Madison is 9h and 32min.

When is the sunrise / sunset in December in Madison?

On the first day of December in Madison, Maryland, sunrise is at 7:04 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 4:54 pm EST.

What is the month with the least sunshine in Madison?

The months with the least sunshine in Madison, Maryland, are February and December, with an average of 5.2h of sunshine.

How long on average sun shines in December in Madison?

The average sunshine duration in December is 5.2h.

When is the lowest UV index in Madison?

The months with the lowest UV index in Madison, Maryland, are January and December, with an average maximum UV index of 2.

What is the UV index intensity in December in Madison?

In Madison, Maryland, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Madison, MD

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).

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Average pressure in December
Madison, MD

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).

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Average wind speed in December
Madison, MD

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).

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Average humidity in December
Madison, MD

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%).

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Average rainfall in December
Madison, MD

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").

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Average rainfall days in December
Madison, MD

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).

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Average snowfall in December
Madison, MD

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").

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Average snowfall days in December
Madison, MD

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).

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Average daylight in December /
Average sunshine in December
Madison, MD

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).

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Average sunshine days in December
Madison, MD

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).

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Average UV index in December
Madison, MD

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).

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Average cloud cover in December
Madison, MD

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).

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Average visibility in December
Madison, MD

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).

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Madison, Maryland, USA

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