December weather forecast
Phylpres, MD

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Weather in December

December, the first month of the winter in Phylpres, is still a cold month, with an average temperature fluctuating between 30.2°F (-1°C) and 42.1°F (5.6°C).

Temperature

With the arrival of December, Phylpres notices a mild change in the average high-temperature, sliding from November's cool 50.9°F (10.5°C) to a cold 42.1°F (5.6°C). Phylpres's nighttime temperature during December is consistently averaged at a freezing cold 30.2°F (-1°C).

Humidity

In December, the average relative humidity is 79%.

Rainfall

In Phylpres, during December, the rain falls for 10.8 days and regularly aggregates up to 2.4" (61mm) of precipitation. In Phylpres, during the entire year, the rain falls for 164.1 days and collects up to 31.97" (812mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Phylpres, in December, snow falls for 4.8 days, with typically accumulated 2.13" (54mm) of snow. Throughout the year, there are 26.7 snowfall days, and 14.13" (359mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 24min of daylight.
On the first day of the month, sunrise is at 7:11 am and sunset at 4:45 pm. On the last day of December, sunrise is at 7:29 am and sunset at 4:55 pm EST.

Sunshine

In Phylpres, the average sunshine in December is 4.9h.

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 unsafe exposure to UV radiation for the ordinary person.
Note: In December, the maximum UV index of 2 suggests this advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.

Frequently asked questions

Is it cold in Phylpres during December?

An average high-temperature, in December, in Phylpres, is 42.1°F (5.6°C) and the average low-temperature is 30.2°F (-1°C). In August, the average heat index (a.k.a. 'real feel', 'feels like'), which combines air temperature and relative humidity, is evaluated at 87.8°F (31°C).

What is the average humidity in December?

The average relative humidity in December is 79%.

How much does it rain in December?

In Phylpres, in December, it is raining for 10.8 days, with typically 2.4" (61mm) of accumulated precipitation.

How many days does it snow in December?

In Phylpres, in December, during 4.8 snowfall days, 2.13" (54mm) of snow is typically accumulated.

What is the month with the shortest days?

With an average of 9h and 24min of daylight, December has the shortest days of the year.

How many hours of daylight does Phylpres have in December?

In Phylpres, the average day length in December is 9h and 26min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 7:11 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 4:55 pm EST.

How many hours of sunshine does Phylpres have in December?

In December, the average sunshine duration is 4.9h.

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 intensity in December?

In December, the average daily maximum UV index in Phylpres is 2. A UV Index reading of 2, and below, represents 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
Phylpres, MD

Average temperature in December - Phylpres, MD
  • Average high temperature in December: 42.1°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in December: 30.2°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure in December
Phylpres, MD

Average pressure in December - Phylpres, 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
Phylpres, MD

Average wind speed in December - Phylpres, MD
  • Average wind speed in December: 7.3mph

The windiest month (with the highest average wind speed) is January (8mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

Average humidity in December
Phylpres, MD

Average humidity in December - Phylpres, MD
  • Average humidity in December: 79%

The month with the highest relative humidity is October (80%).
The months with the lowest relative humidity are April and July (75%).

Average rainfall in December
Phylpres, MD

Average rainfall in December - Phylpres, MD
  • Average rainfall in December: 2.4"

The wettest month (with the highest rainfall) is May (3.5").
The driest month (with the least rainfall) is February (2.2").

Average rainfall days in December
Phylpres, MD

Average rainfall days in December - Phylpres, MD
  • Average rainfall days in December: 10.8 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (8.7 days).

Average snowfall in December
Phylpres, MD

Average snowfall in December - Phylpres, MD
  • Average snowfall in December: 2.13"

The month with the highest snowfall is January (4.53").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Phylpres, MD

Average snowfall days in December - Phylpres, MD
  • Average snowfall days in December: 4.8 days

The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Phylpres, 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: 4h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in December
Phylpres, MD

Average sunshine days in December - Phylpres, MD
  • Average sunshine days in December: 16.8 days

The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is May (11.2 days).

Average UV index in December
Phylpres, MD

Average UV index in December - Phylpres, 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
Phylpres, MD

Average cloud cover in December - Phylpres, MD
  • Average cloud cover in December: 48

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in December
Phylpres, MD

Average visibility in December - Phylpres, MD
  • Average visibility in December: 5mi

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

Phylpres, Maryland, USA

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