December weather forecast
Hallowell, MD

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Weather in December

The first month of the winter, December, is still a chilly month in Hallowell, Maryland, with an average temperature fluctuating between 45.3°F (7.4°C) and 32.9°F (0.5°C).

Temperature

Transition into December subtly marks a drop in the average high-temperature, moderately moving from a fresh 53.4°F (11.9°C) in November to a frosty 45.3°F (7.4°C). An average low-temperature of 32.9°F (0.5°C) marks the month of December in Hallowell.

Humidity

The months with the highest humidity in Hallowell are May, October and December, with an average relative humidity of 76%.

Rainfall

In Hallowell, in December, it is raining for 10.2 days, with typically 2.76" (70mm) of accumulated precipitation. In Hallowell, during the entire year, the rain falls for 160.9 days and collects up to 32.99" (838mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall in Hallowell. In Hallowell, during December, snow falls for 2.9 days and regularly aggregates up to 1.38" (35mm) of snow. In Hallowell, during the entire year, snow falls for 17.1 days and aggregates up to 10.2" (259mm) of snow.

Daylight

The month with the shortest days in Hallowell is December, with an average of 9h and 30min of daylight.
On the first day of December in Hallowell, sunrise is at 7:09 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 4:55 pm EST.

Sunshine

The average sunshine in December in Hallowell is 5.1h.

UV index

January, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In December, a daily UV index of 2 turns into the following recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
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Frequently asked questions

What is the usual temperature for Hallowell in December?

In Hallowell, in December, the average high-temperature is 45.3°F (7.4°C), and the average low-temperature is 32.9°F (0.5°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 93.2°F (34°C).

What are the most humid months in Hallowell?

The months with the highest humidity are May, October and December, with an average relative humidity of 76%.

What is the average humidity in December in Hallowell?

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

How much does it rain in Hallowell in December?

In Hallowell, in December, during 10.2 rainfall days, 2.76" (70mm) of precipitation is typically accumulated.

How many days does it snow in December in Hallowell?

In Hallowell, Maryland, during December, snow falls for 2.9 days and regularly aggregates up to 1.38" (35mm) of snow.

What is the month with the shortest days in Hallowell?

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

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

The average day length in December in Hallowell is 9h and 28min.

When is the sunrise / sunset in December in Hallowell?

On the first day of December in Hallowell, Maryland, sunrise is at 7:09 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 4:55 pm EST.

How long on average sun shines in December in Hallowell?

The average sunshine duration in December in Hallowell, Maryland, is 5.1h.

When is the lowest UV index in Hallowell?

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

How high is the UV index in December in Hallowell?

In December, the average daily maximum UV index in Hallowell is 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to Sun's UV rays.
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
Hallowell, MD

Average temperature in December - Hallowell, MD
  • Average high temperature in December: 45.3°F

The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (39°F).

  • Average low temperature in December: 32.9°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).

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Average pressure in December
Hallowell, MD

Average pressure in December - Hallowell, 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
Hallowell, MD

Average wind speed in December - Hallowell, MD
  • Average wind speed in December: 7.1mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in December
Hallowell, MD

Average humidity in December - Hallowell, MD
  • Average humidity in December: 76%

The months with the highest relative humidity are May, October and December (76%).
The month with the lowest relative humidity is July (70%).

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Average rainfall in December
Hallowell, MD

Average rainfall in December - Hallowell, MD
  • Average rainfall in December: 2.76"

The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is January (2.17").

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Average rainfall days in December
Hallowell, MD

Average rainfall days in December - Hallowell, MD
  • Average rainfall days in December: 10.2 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is November (8.8 days).

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Average snowfall in December
Hallowell, MD

Average snowfall in December - Hallowell, MD
  • Average snowfall in December: 1.38"

The months with the highest snowfall are January and March (3.03").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Hallowell, MD

Average snowfall days in December - Hallowell, MD
  • Average snowfall days in December: 2.9 days

The months with the highest number of snowfall days are January and February (5.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Hallowell, MD
  • Average daylight in December: 9h and 3min

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 1min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

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Average sunshine days in December
Hallowell, MD

Average sunshine days in December - Hallowell, MD
  • Average sunshine days in December: 17.5 days

The month with the most sunshine days is November (19.4 days).
The months with the least sunshine days are May and July (11 days).

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Average UV index in December
Hallowell, MD

Average UV index in December - Hallowell, 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).

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Average cloud cover in December
Hallowell, MD

Average cloud cover in December - Hallowell, MD
  • Average cloud cover in December: 45

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in December
Hallowell, MD

Average visibility in December - Hallowell, MD
  • Average visibility in December: 6mi

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

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Hallowell, Maryland, USA

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