December weather forecast
Oakhill, MD

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Weather in December

The first month of the winter, December, is also a frosty month in Oakhill, Maryland, with an average temperature ranging between min 34.7°F (1.5°C) and max 45.5°F (7.5°C).

Temperature

In Oakhill, the beginning of December is marked by a marginally lowered average high-temperature, shifting from November's fresh 53.8°F (12.1°C) to a chilly 45.5°F (7.5°C). An average low-temperature of 34.7°F (1.5°C) is anticipated throughout the nights during December.

Humidity

In December, the average relative humidity is 75%.

Rainfall

In Oakhill, during December, the rain falls for 11.4 days and regularly aggregates up to 2.83" (72mm) of precipitation. In Oakhill, during the entire year, the rain falls for 155.7 days and collects up to 31.22" (793mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In Oakhill, during December, snow falls for 2.4 days and regularly aggregates up to 0.63" (16mm) of snow. In Oakhill, during the entire year, snow falls for 14 days and aggregates up to 6.14" (156mm) 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 the month, sunrise is at 7:06 am and sunset at 4:44 pm. On the last day of December, sunrise is at 7:25 am and sunset at 4:53 pm EST.

Sunshine

The average sunshine in December is 5.2h.

UV index

The months with the lowest UV index are January, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A typical high UV index of 2 in December suggests the following recommendations:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Oakhill in December?

In Oakhill, 45.5°F (7.5°C) is the average high-temperature and 34.7°F (1.5°C) is the average low-temperature during December. In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is estimated at 91.4°F (33°C).

What is the average humidity in December?

In Oakhill, the average relative humidity in December is 75%.

How many days does it rain in December?

In December, in Oakhill, the rain falls for 11.4 days. Throughout December, 2.83" (72mm) of precipitation is accumulated.

How much does it snow in December?

In December, it is snowing for 2.4 days. Throughout December, 0.63" (16mm) of snow is accumulated.

What is the month with the shortest days?

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

How many hours of daylight does Oakhill have in December?

In December, the average day length is 9h and 29min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:06 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 4:53 pm EST.

How long on average sun shines in December?

In December, the average sunshine duration in Oakhill is 5.2h.

What is the month with the lowest UV index?

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

What is the UV index reading in December?

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from unsafe 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
Oakhill, MD

Average temperature in December - Oakhill, MD
  • Average high temperature in December: 45.5°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 (39.6°F).

  • Average low temperature in December: 34.7°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

Average pressure in December
Oakhill, MD

Average pressure in December - Oakhill, 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 (29.94"Hg).

Average wind speed in December
Oakhill, MD

Average wind speed in December - Oakhill, MD
  • Average wind speed in December: 8.6mph

The windiest month (with the highest average wind speed) is March (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

Average humidity in December
Oakhill, MD

Average humidity in December - Oakhill, MD
  • Average humidity in December: 75%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January, March, April and November (72%).

Average rainfall in December
Oakhill, MD

Average rainfall in December - Oakhill, MD
  • Average rainfall in December: 2.83"

The wettest month (with the highest rainfall) is August (3.54").
The driest month (with the least rainfall) is September (1.89").

Average rainfall days in December
Oakhill, MD

Average rainfall days in December - Oakhill, MD
  • Average rainfall days in December: 11.4 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is November (9.4 days).

Average snowfall in December
Oakhill, MD

Average snowfall in December - Oakhill, MD
  • Average snowfall in December: 0.63"

The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Oakhill, MD

Average snowfall days in December - Oakhill, MD
  • Average snowfall days in December: 2.4 days

The month with the highest number of snowfall days is January (4.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Oakhill, 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 54min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).

Average sunshine days in December
Oakhill, MD

Average sunshine days in December - Oakhill, MD
  • Average sunshine days in December: 16.9 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (10.8 days).

Average UV index in December
Oakhill, MD

Average UV index in December - Oakhill, 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).

Average cloud cover in December
Oakhill, MD

Average cloud cover in December - Oakhill, MD
  • Average cloud cover in December: 44

The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).

Average visibility in December
Oakhill, MD

Average visibility in December - Oakhill, 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).

Oakhill, Maryland, USA

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