December weather forecast
Locust Neck Heights, MD

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Weather in December

December, the first month of the winter in Locust Neck Heights, is also a wintry month, with an average temperature fluctuating between 30.4°F (-0.9°C) and 42.6°F (5.9°C).

Temperature

A mild drop in Locust Neck Heights's average high-temperature is observed in December, transitioning from a cool 51.3°F (10.7°C) in November to an icy 42.6°F (5.9°C). Locust Neck Heights records an average nighttime low-temperature of 30.4°F (-0.9°C) throughout December.

Humidity

In December, the average relative humidity is 79%.

Rainfall

In Locust Neck Heights, in December, it is raining for 9.8 days, with typically 1.77" (45mm) of accumulated precipitation. Throughout the year, there are 157.5 rainfall days, and 27.52" (699mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Locust Neck Heights. In Locust Neck Heights, in December, snow falls for 3.9 days, with typically accumulated 1.57" (40mm) of snow. Throughout the year, in Locust Neck Heights, there are 22.3 snowfall days, and 9.76" (248mm) of snow is accumulated.

Daylight

The month with the shortest days in Locust Neck Heights, Maryland, is December, with an average of 9h and 24min of daylight.
On the first day of December in Locust Neck Heights, sunrise is at 7:10 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 4:54 pm EST.

Sunshine

In Locust Neck Heights, the average sunshine in December is 5h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Locust Neck Heights. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: The UV index of 2 during December leads to these advisories:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
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Frequently asked questions

How cold is it in Locust Neck Heights in December?

In December, in Locust Neck Heights, the average high-temperature is 42.6°F (5.9°C), and the average low-temperature is 30.4°F (-0.9°C). In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, is estimated at 87.8°F (31°C).

What is the average humidity in December in Locust Neck Heights?

In Locust Neck Heights, the average relative humidity in December is 79%.

How much does it rain in Locust Neck Heights in December?

In Locust Neck Heights, Maryland, in December, it is raining for 9.8 days, with typically 1.77" (45mm) of accumulated precipitation.

How many days does it snow in December in Locust Neck Heights?

In Locust Neck Heights, during December, snow falls for 3.9 days and regularly aggregates up to 1.57" (40mm) of snow.

What is the month with the shortest days in Locust Neck Heights?

The month with the shortest days is December, with an average of 9h and 24min of daylight.

What is the average length of the day in December in Locust Neck Heights?

In Locust Neck Heights, Maryland, the average day length in December is 9h and 25min.

When are sunrise and sunset in December in Locust Neck Heights?

In December, on the first day of the month, sunrise is at 7:10 am and sunset at 4:44 pm. On the last day of the month, in Locust Neck Heights, Maryland, sunrise is at 7:28 am and sunset at 4:54 pm EST.

How long on average sun shines in December in Locust Neck Heights?

The average sunshine duration in December in Locust Neck Heights is 5h.

When is the lowest UV index in Locust Neck Heights?

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

What is the UV index intensity in December in Locust Neck Heights?

The average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health risk 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
Locust Neck Heights, MD

Average temperature in December - Locust Neck Heights, MD
  • Average high temperature in December: 42.6°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in December: 30.4°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
Locust Neck Heights, MD

Average pressure in December - Locust Neck Heights, 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
Locust Neck Heights, MD

Average wind speed in December - Locust Neck Heights, MD
  • Average wind speed in December: 7.7mph

The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).

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Average humidity in December
Locust Neck Heights, MD

Average humidity in December - Locust Neck Heights, MD
  • Average humidity in December: 79%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is April (75%).

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Average rainfall in December
Locust Neck Heights, MD

Average rainfall in December - Locust Neck Heights, MD
  • Average rainfall in December: 1.77"

The wettest month (with the highest rainfall) is August (3.23").
The driest month (with the least rainfall) is February (1.61").

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Average rainfall days in December
Locust Neck Heights, MD

Average rainfall days in December - Locust Neck Heights, 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 (7.6 days).

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Average snowfall in December
Locust Neck Heights, MD

Average snowfall in December - Locust Neck Heights, MD
  • Average snowfall in December: 1.57"

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

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Average snowfall days in December
Locust Neck Heights, MD

Average snowfall days in December - Locust Neck Heights, MD
  • Average snowfall days in December: 3.9 days

The month with the highest number of snowfall days is January (6.7 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
Locust Neck Heights, MD

Average daylight in December / Average sunshine in December - Locust Neck Heights, 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: 5h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in December
Locust Neck Heights, MD

Average sunshine days in December - Locust Neck Heights, MD
  • Average sunshine days in December: 18.1 days

The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is May (10.8 days).

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Average UV index in December
Locust Neck Heights, MD

Average UV index in December - Locust Neck Heights, 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
Locust Neck Heights, MD

Average cloud cover in December - Locust Neck Heights, MD
  • Average cloud cover in December: 47

The months with the most cloud cover are February and March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in December
Locust Neck Heights, MD

Average visibility in December - Locust Neck Heights, MD
  • Average visibility in December: 6mi

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

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Locust Neck Heights, Maryland, USA

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