December weather forecast
Dampman, PA

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Weather in December

The first month of the winter, December, is still a cold month in Dampman, Pennsylvania, with temperature in the range of an average low of 30.6°F (-0.8°C) and an average high of 41.9°F (5.5°C).

Temperature

In December, the average high-temperature goes from a cool 50.9°F (10.5°C) in November to an icy 41.9°F (5.5°C). Dampman experiences a nighttime temperature average of 30.6°F (-0.8°C) during December.

Humidity

The average relative humidity in December is 79%.

Rainfall

In December, the rain falls for 8.6 days. Throughout December, 2.05" (52mm) of precipitation is accumulated. Throughout the year, in Dampman, there are 145.6 rainfall days, and 26.81" (681mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In December, it is snowing for 2 days. Throughout December, 1.54" (39mm) of snow is accumulated. Throughout the year, there are 17.2 snowfall days, and 10.47" (266mm) 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 December, sunrise is at 7:07 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 4:48 pm EST.

Sunshine

In December, the average sunshine is 4.8h.

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 hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In December, an average UV index of 2 transforms into the following instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Enhance your sun protection with tightly woven, yet airy clothing. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.

Frequently asked questions

Is it cold during December?

In Dampman, 41.9°F (5.5°C) is the average high-temperature and 30.6°F (-0.8°C) is the average low-temperature during December. The average heat index (a.k.a. 'apparent temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in August is calculated to be 86°F (30°C).

What is the average humidity in December?

The average relative humidity in December is 79%.

How much does it rain in December?

In Dampman, Pennsylvania, in December, it is raining for 8.6 days, with typically 2.05" (52mm) of accumulated precipitation.

How many days does it snow in December?

In December, it is snowing for 2 days. Throughout December, 1.54" (39mm) of snow is 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 Dampman have in December?

In December, the average day length is 9h and 23min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:07 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 4:48 pm EST.

How long on average sun shines in December?

In December, the average sunshine duration is 4.8h.

What is the month with the lowest UV index?

January through March, 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 Dampman?

In Dampman, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability 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
Dampman, PA

Average temperature in December - Dampman, PA
  • Average high temperature in December: 41.9°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (35.4°F).

  • Average low temperature in December: 30.6°F

The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).

Average pressure in December
Dampman, PA

Average pressure in December - Dampman, PA
  • Average pressure in December: 30.1"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in December
Dampman, PA

Average wind speed in December - Dampman, PA
  • Average wind speed in December: 8mph

The windiest months (with the highest average wind speed) are January and March (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

Average humidity in December
Dampman, PA

Average humidity in December - Dampman, PA
  • Average humidity in December: 79%

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

Average rainfall in December
Dampman, PA

Average rainfall in December - Dampman, PA
  • Average rainfall in December: 2.05"

The wettest month (with the highest rainfall) is August (3.31").
The driest month (with the least rainfall) is February (1.61").

Average rainfall days in December
Dampman, PA

Average rainfall days in December - Dampman, PA
  • Average rainfall days in December: 8.6 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (6.7 days).

Average snowfall in December
Dampman, PA

Average snowfall in December - Dampman, PA
  • Average snowfall in December: 1.54"

The month with the highest snowfall is March (3.46").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Dampman, PA

Average snowfall days in December - Dampman, PA
  • Average snowfall days in December: 2 days

The month with the highest number of snowfall days is February (4.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

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

Average sunshine days in December
Dampman, PA

Average sunshine days in December - Dampman, PA
  • Average sunshine days in December: 20.5 days

The month with the most sunshine days is December (20.5 days).
The month with the least sunshine days is May (12.3 days).

Average UV index in December
Dampman, PA

Average UV index in December - Dampman, 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
Dampman, PA

Average cloud cover in December - Dampman, PA
  • Average cloud cover in December: 48

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in December
Dampman, PA

Average visibility in December - Dampman, 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).

Dampman, Pennsylvania, USA

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