December weather forecast
Rollins Park, MD

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Weather in December

The first month of the winter, December, is also a frosty month in Rollins Park, Maryland, with an average temperature varying between 45.3°F (7.4°C) and 32.9°F (0.5°C).

Temperature

As December arrives, Rollins Park's weather displays a minor decrease in high-temperatures, transitioning from November's fresh 53.4°F (11.9°C) to a frosty 45.3°F (7.4°C). Rollins Park throughout December, records an average low-temperature of 32.9°F (0.5°C).

Humidity

December is the most humid month, with an average relative humidity of 77%.

Rainfall

In Rollins Park, during December, the rain falls for 9.9 days and regularly aggregates up to 2.44" (62mm) of precipitation. In Rollins Park, during the entire year, the rain falls for 156.4 days and collects up to 30.79" (782mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In December, it is snowing for 3.2 days. Throughout December, 1.42" (36mm) of snow is accumulated. In Rollins Park, Maryland, during the entire year, snow falls for 17.7 days and aggregates up to 9.92" (252mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 30min of daylight.
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 7:27 am and sunset at 4:56 pm EST.

Sunshine

The months with the least sunshine in Rollins Park are January, February and December, with an average of 5.1h of 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 minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: In December, a daily maximum UV index of 2 leads to the following instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. When the Sun is at its strongest around midday, find shade and limit exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Updated: Aug 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in December?

The high-temperature, in December, in Rollins Park, is 45.3°F (7.4°C), while the low-temperature averages to 32.9°F (0.5°C). In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 95°F (35°C).

What is the most humid month?

The most humid month is December, with an average relative humidity of 77%.

What is the average humidity in December in Rollins Park?

In December, the average relative humidity is 77%.

How much does it rain in December?

In December, the rain falls for 9.9 days. Throughout December, 2.44" (62mm) of precipitation is accumulated.

How much does it snow in December?

In Rollins Park, in December, snow falls for 3.2 days, with typically accumulated 1.42" (36mm) 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 29min.

What time 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 7:27 am and sunset at 4:56 pm EST.

What is the month with the least sunshine?

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

How many hours of sunshine does Rollins Park have in December?

In December, the average sunshine duration is 5.1h.

When is the lowest UV index?

The months with the lowest UV index are January, February, 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 health vulnerability 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
Rollins Park, MD

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

The warmest month (with the highest average high temperature) is July (87.1°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 (68.5°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).

Average pressure in December
Rollins Park, MD

Average pressure in December - Rollins Park, 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
Rollins Park, MD

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

The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in December
Rollins Park, MD

Average humidity in December - Rollins Park, MD
  • Average humidity in December: 77%

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is July (70%).

Average rainfall in December
Rollins Park, MD

Average rainfall in December - Rollins Park, MD
  • Average rainfall in December: 2.44"

The wettest month (with the highest rainfall) is August (3.9").
The driest month (with the least rainfall) is January (1.97").

Average rainfall days in December
Rollins Park, MD

Average rainfall days in December - Rollins Park, MD
  • Average rainfall days in December: 9.9 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is November (9.2 days).

Average snowfall in December
Rollins Park, MD

Average snowfall in December - Rollins Park, MD
  • Average snowfall in December: 1.42"

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

Average snowfall days in December
Rollins Park, MD

Average snowfall days in December - Rollins Park, MD
  • Average snowfall days in December: 3.2 days

The months with the highest number of snowfall days are January and February (5.3 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
Rollins Park, MD

Average daylight in December / Average sunshine in December - Rollins Park, 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
Rollins Park, MD

Average sunshine days in December - Rollins Park, MD
  • Average sunshine days in December: 17.7 days

The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is July (12 days).

Average UV index in December
Rollins Park, MD

Average UV index in December - Rollins Park, 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
Rollins Park, MD

Average cloud cover in December - Rollins Park, 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
Rollins Park, MD

Average visibility in December - Rollins Park, 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).

Rollins Park, Maryland, USA

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