December weather forecast
Middletown, MD

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Weather in December

December, the first month of the winter in Middletown, is also a frosty month, with an average temperature varying between 30.7°F (-0.7°C) and 43°F (6.1°C).

Temperature

December comes with a decrease in the average high-temperature, falling from a cool 52°F (11.1°C) in November to a frosty 43°F (6.1°C). The low-temperature average for Middletown during December stands at a subzero cold 30.7°F (-0.7°C).

Humidity

The months with the highest humidity in Middletown are May, October and December, with an average relative humidity of 79%.

Rainfall

In Middletown, Maryland, in December, during 9.8 rainfall days, 2.24" (57mm) of precipitation is typically accumulated. In Middletown, during the entire year, the rain falls for 156 days and collects up to 30.87" (784mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Middletown, during December, snow falls for 4.1 days and regularly aggregates up to 2.17" (55mm) of snow. In Middletown, during the entire year, snow falls for 24.1 days and aggregates up to 13.39" (340mm) of snow.

Daylight

With an average of 9h and 24min of daylight, December has the shortest days of the year in Middletown.
On the first day of the month, sunrise is at 7:11 am and sunset at 4:47 pm. On the last day of December, in Middletown, Maryland, sunrise is at 7:30 am and sunset at 4:56 pm EST.

Sunshine

The average sunshine in December in Middletown, Maryland, is 4.9h.

UV index

The months with the lowest UV index in Middletown are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 2 in December converts into the following recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
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Frequently asked questions

How cold does it get in Middletown in December?

An average high-temperature, in December, in Middletown, is 43°F (6.1°C) and the average low-temperature is 30.7°F (-0.7°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is evaluated at 91.4°F (33°C).

What are the most humid months in Middletown?

May, October and December, with an average relative humidity of 79%, are most humid months in Middletown, Maryland.

What is the average humidity in December in Middletown?

In December, the average relative humidity is 79%.

How many days does it rain in December in Middletown?

In Middletown, Maryland, in December, during 9.8 rainfall days, 2.24" (57mm) of precipitation is typically accumulated.

How many days does it snow in December in Middletown?

In December, in Middletown, Maryland, it is snowing for 4.1 days. Throughout December, 2.17" (55mm) of snow is accumulated.

What is the month with the shortest days in Middletown?

December has the shortest days of the year in Middletown, Maryland, with an average of 9h and 24min of daylight.

How many hours of daylight does Middletown have in December?

In December, the average day length in Middletown is 9h and 26min.

When are sunrise and sunset in December in Middletown?

On the first day of December, sunrise is at 7:11 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 4:56 pm EST.

How many hours of sunshine does Middletown have in December?

The average sunshine duration in December in Middletown is 4.9h.

What is the month with the lowest UV index in Middletown?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Middletown.

What is the UV index reading in December in Middletown?

In December, the average daily maximum UV index in Middletown, Maryland, is 2. A UV Index estimate of 2, and below, represents a low health threat from unprotected exposure to 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
Middletown, MD

Average temperature in December - Middletown, MD
  • Average high temperature in December: 43°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 (37°F).

  • Average low temperature in December: 30.7°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).

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Average pressure in December
Middletown, MD

Average pressure in December - Middletown, 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).

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Average wind speed in December
Middletown, MD

Average wind speed in December - Middletown, MD
  • Average wind speed in December: 7mph

The windiest months (with the highest average wind speed) are January and March (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

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Average humidity in December
Middletown, MD

Average humidity in December - Middletown, MD
  • Average humidity in December: 79%

The months with the highest relative humidity are May, October and December (79%).
The month with the lowest relative humidity is July (74%).

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Average rainfall in December
Middletown, MD

Average rainfall in December - Middletown, MD
  • Average rainfall in December: 2.24"

The wettest month (with the highest rainfall) is May (3.5").
The driest month (with the least rainfall) is February (2.01").

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Average rainfall days in December
Middletown, MD

Average rainfall days in December - Middletown, 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 (8.3 days).

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Average snowfall in December
Middletown, MD

Average snowfall in December - Middletown, MD
  • Average snowfall in December: 2.17"

The month with the highest snowfall is January (4.02").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Middletown, MD

Average snowfall days in December - Middletown, MD
  • Average snowfall days in December: 4.1 days

The month with the highest number of snowfall days is January (7.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Middletown, 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 30min).
The months with the least sunshine are January and February (Average sunshine: 4h and 42min).

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Average sunshine days in December
Middletown, MD

Average sunshine days in December - Middletown, MD
  • Average sunshine days in December: 17.3 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (11.7 days).

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Average UV index in December
Middletown, MD

Average UV index in December - Middletown, 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).

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Average cloud cover in December
Middletown, MD

Average cloud cover in December - Middletown, MD
  • Average cloud cover in December: 48

The months with the most cloud cover are January, February and March (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in December
Middletown, MD

Average visibility in December - Middletown, MD
  • Average visibility in December: 5mi

The months with the highest visibility are April, June, July, August and November (6mi).
The months with the lowest visibility are January, February, March, May, September, October and December (5mi).

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Middletown, Maryland, USA

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