December weather forecast
Nathans Hill, MD

Share

Weather in December

The first month of the winter, December, is also a frosty month in Nathans Hill, Maryland, with an average temperature varying between 44.2°F (6.8°C) and 32.2°F (0.1°C).

Temperature

With the arrival of December, Nathans Hill experiences a modest decline in average high-temperatures, transitioning from a fresh 53.1°F (11.7°C) in November to a frosty 44.2°F (6.8°C). During December, the nighttime temperature averages to a wintry 32.2°F (0.1°C).

Humidity

May, October and December, with an average relative humidity of 77%, are the most humid months.

Rainfall

In Nathans Hill, in December, it is raining for 10.5 days, with typically 2.09" (53mm) of accumulated precipitation. In Nathans Hill, during the entire year, the rain falls for 154.8 days and collects up to 29.09" (739mm) of precipitation.

Snowfall

Months with snowfall are January through May, November and December. In Nathans Hill, during December, snow falls for 2.5 days and regularly aggregates up to 1.38" (35mm) of snow. Throughout the year, there are 16.7 snowfall days, and 9.76" (248mm) of snow is accumulated.

Daylight

With an average of 9h and 30min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:09 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 4:56 pm EST.

Sunshine

January, February and December, with an average of 5.1h of sunshine, are months with the least sunshine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: A maximum high UV index of 2 in December translates into the following recommendations:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

The high-temperature, in December, in Nathans Hill, records 44.2°F (6.8°C), while the low-temperature is 32.2°F (0.1°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in August is computed to be 93.2°F (34°C).

What are the most humid months?

The months with the highest humidity are May, October and December, with an average relative humidity of 77%.

What is the average humidity in December?

The average relative humidity in December is 77%.

How many days does it rain in December?

In Nathans Hill, Maryland, in December, it is raining for 10.5 days, with typically 2.09" (53mm) of accumulated precipitation.

How many days does it snow in December?

In Nathans Hill, in December, snow falls for 2.5 days, with typically accumulated 1.38" (35mm) of snow.

What is the month with the shortest days?

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

What is the average length of the day in December?

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

When are sunrise and sunset in December?

On the first day of December, sunrise is at 7:09 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 4:56 pm EST.

What are the months with the least sunshine in Nathans Hill?

The months with the least sunshine are January, February and December, with an average of 5.1h of sunshine.

How long on average sun shines in December?

In December, the average sunshine duration is 5.1h.

When is the lowest UV index?

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 December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low health risk 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
Nathans Hill, MD

Average temperature in December - Nathans Hill, MD
  • Average high temperature in December: 44.2°F

The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in December: 32.2°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

Average pressure in December
Nathans Hill, MD

Average pressure in December - Nathans Hill, 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).

Average wind speed in December
Nathans Hill, MD

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

The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

Average humidity in December
Nathans Hill, MD

Average humidity in December - Nathans Hill, MD
  • Average humidity in December: 77%

The months with the highest relative humidity are May, October and December (77%).
The month with the lowest relative humidity is July (72%).

Average rainfall in December
Nathans Hill, MD

Average rainfall in December - Nathans Hill, MD
  • Average rainfall in December: 2.09"

The wettest month (with the highest rainfall) is August (3.82").
The driest month (with the least rainfall) is January (1.73").

Average rainfall days in December
Nathans Hill, MD

Average rainfall days in December - Nathans Hill, MD
  • Average rainfall days in December: 10.5 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (8.7 days).

Average snowfall in December
Nathans Hill, MD

Average snowfall in December - Nathans Hill, MD
  • Average snowfall in December: 1.38"

The month with the highest snowfall is January (2.76").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in December
Nathans Hill, MD

Average snowfall days in December - Nathans Hill, MD
  • Average snowfall days in December: 2.5 days

The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Nathans Hill, MD

Average daylight in December / Average sunshine in December - Nathans Hill, 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 months with the least sunshine are January, February and December (Average sunshine: 5h and 6min).

Average sunshine days in December
Nathans Hill, MD

Average sunshine days in December - Nathans Hill, MD
  • Average sunshine days in December: 18.4 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (11.5 days).

Average UV index in December
Nathans Hill, MD

Average UV index in December - Nathans Hill, 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).

Average cloud cover in December
Nathans Hill, MD

Average cloud cover in December - Nathans Hill, MD
  • Average cloud cover in December: 45

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 30).

Average visibility in December
Nathans Hill, MD

Average visibility in December - Nathans Hill, 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).

Nathans Hill, Maryland, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location