December weather forecast
Morganville, PA

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Weather in December

December, the first month of the winter in Morganville, is still a chilly month, with an average temperature ranging between min 31.1°F (-0.5°C) and max 42.8°F (6°C).

Temperature

Morganville's average high-temperature decreases in December, falling from a cool 51.8°F (11°C) in November to a frosty 42.8°F (6°C). During December nights, Morganville witnesses a consistent average temperature of 31.1°F (-0.5°C).

Humidity

February, October and December, with an average relative humidity of 78%, are the most humid months.

Rainfall

December is the month with the most rainfall. Rain falls for 5.8 days and accumulates 0.75" (19mm) of precipitation.

Snowfall

Months with snowfall are January through May, November and December. In December, it is snowing for 1.7 days. Throughout December, 0.28" (7mm) of snow is accumulated. Throughout the year, there are 12.6 snowfall days, and 1.73" (44mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 24min of daylight.
On the first day of the month, sunrise is at 7:04 am and sunset at 4:35 pm. On the last day of December, sunrise is at 7:22 am and sunset at 4:44 pm EST.

Sunshine

In December, the average sunshine is 5h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.

Frequently asked questions

Is it cold during December?

The high-temperature during December is 42.8°F (6°C) and the low-temperature is 31.1°F (-0.5°C). In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which represents the influence of relative humidity on air temperature, is calculated to be 89.6°F (32°C).

What are the most humid months?

February, October and December, with an average relative humidity of 78%, are most humid months.

What is the average humidity in December?

In Morganville, the average relative humidity in December is 78%.

What is the wettest month?

The month with the most rainfall is December, when the rain falls for 5.8 days and typically aggregates up to 0.75" (19mm) of precipitation.

How many days does it rain in December?

In December, the rain falls for 5.8 days. Throughout December, 0.75" (19mm) of precipitation is accumulated.

How much does it snow in Morganville in December?

In Morganville, in December, snow falls for 1.7 days, with typically accumulated 0.28" (7mm) of snow.

What is the month with the shortest days?

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 December, the average day length is 9h and 22min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 7:04 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 4:44 pm EST.

How long on average sun shines in December?

In Morganville, the average sunshine duration in December is 5h.

What are the months with the lowest UV index?

The months with the lowest UV index are January through March, 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 is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health 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
Morganville, PA

Average temperature in December - Morganville, PA
  • Average high temperature in December: 42.8°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 (36.9°F).

  • Average low temperature in December: 31.1°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

Average pressure in December
Morganville, PA

Average pressure in December - Morganville, PA
  • Average pressure in December: 30.09"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in December
Morganville, PA

Average wind speed in December - Morganville, PA
  • Average wind speed in December: 7.5mph

The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in December
Morganville, PA

Average humidity in December - Morganville, PA
  • Average humidity in December: 78%

The months with the highest relative humidity are February, October and December (78%).
The months with the lowest relative humidity are April, July and August (72%).

Average rainfall in December
Morganville, PA

Average rainfall in December - Morganville, PA
  • Average rainfall in December: 0.75"

The wettest month (with the highest rainfall) is December (0.75").
The driest month (with the least rainfall) is September (0.2").

Average rainfall days in December
Morganville, PA

Average rainfall days in December - Morganville, PA
  • Average rainfall days in December: 5.8 days

The month with the highest number of rainy days is July (10.3 days).
The month with the least rainy days is January (4.3 days).

Average snowfall in December
Morganville, PA

Average snowfall in December - Morganville, PA
  • Average snowfall in December: 0.28"

The month with the highest snowfall is February (0.43").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in December
Morganville, PA

Average snowfall days in December - Morganville, PA
  • Average snowfall days in December: 1.7 days

The month with the highest number of snowfall days is February (3.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Morganville, PA

Average daylight in December / Average sunshine in December - Morganville, PA
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
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 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in December
Morganville, PA

Average sunshine days in December - Morganville, PA
  • Average sunshine days in December: 23.2 days

The month with the most sunshine days is January (24.3 days).
The month with the least sunshine days is July (17.4 days).

Average UV index in December
Morganville, PA

Average UV index in December - Morganville, PA
  • 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, March, November and December (UV index 2).

Average cloud cover in December
Morganville, PA

Average cloud cover in December - Morganville, PA
  • Average cloud cover in December: 47

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

Average visibility in December
Morganville, PA

Average visibility in December - Morganville, PA
  • 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).

Morganville, Pennsylvania, USA

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