December weather forecast
Kulpsville, PA

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Weather in December

The first month of the winter, December, is also an icy month in Kulpsville, Pennsylvania, with an average temperature ranging between max 42.1°F (5.6°C) and min 30.7°F (-0.7°C).

Temperature

December comes with a drop in the average high-temperature, falling from November's cool 51.3°F (10.7°C) to a cold 42.1°F (5.6°C). In Kulpsville, the nighttime temperature averages to a freezing cold 30.7°F (-0.7°C) during December.

Humidity

February, October and December, with an average relative humidity of 79%, are the most humid months.

Rainfall

In December, the rain falls for 7.3 days. Throughout December, 1.02" (26mm) of precipitation is accumulated. Throughout the year, in Kulpsville, there are 116.6 rainfall days, and 10.63" (270mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, November and December. In December, it is snowing for 1.8 days. Throughout December, 0.43" (11mm) of snow is accumulated. In Kulpsville, during the entire year, snow falls for 14.8 days and aggregates up to 3.5" (89mm) of snow.

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 7:05 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 4:45 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 value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: A typical high UV index of 2 in December suggests the following recommendations:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. To guard against the harmful effects of the Sun, minimize exposure during midday. Experience reduced UV exposure by about half when donning a wide-brim hat. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.

Frequently asked questions

Is December cold?

In December, in Kulpsville, the average high-temperature is 42.1°F (5.6°C), and the average low-temperature is 30.7°F (-0.7°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in August is computed to be 87.8°F (31°C).

What is the most humid month?

February, October and December, with an average relative humidity of 79%, are most humid months.

What is the average humidity in December?

In Kulpsville, Pennsylvania, the average relative humidity in December is 79%.

How much does it rain in December?

In Kulpsville, Pennsylvania, during December, the rain falls for 7.3 days and regularly aggregates up to 1.02" (26mm) of precipitation.

How much does it snow in December?

In December, it is snowing for 1.8 days. Throughout December, 0.43" (11mm) of snow is accumulated.

What is the month with the shortest days?

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

How many hours of daylight does Kulpsville have in December?

The average day length in December is 9h and 22min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:05 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 4:45 pm EST.

How many hours of sunshine does Kulpsville have in December?

The average sunshine duration in December is 5h.

What is the month 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.

How high is the UV index in December?

In Kulpsville, the average daily maximum UV index in December 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
Kulpsville, PA

Average temperature in December - Kulpsville, PA
  • Average high temperature in December: 42.1°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (35.6°F).

  • Average low temperature in December: 30.7°F

The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).

Average pressure in December
Kulpsville, PA

Average pressure in December - Kulpsville, 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
Kulpsville, PA

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

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in December
Kulpsville, PA

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

The months with the highest relative humidity are February, October and December (79%).
The months with the lowest relative humidity are April, July and August (73%).

Average rainfall in December
Kulpsville, PA

Average rainfall in December - Kulpsville, PA
  • Average rainfall in December: 1.02"

The wettest month (with the highest rainfall) is July (1.3").
The driest month (with the least rainfall) is September (0.59").

Average rainfall days in December
Kulpsville, PA

Average rainfall days in December - Kulpsville, PA
  • Average rainfall days in December: 7.3 days

The month with the highest number of rainy days is July (13.8 days).
The months with the least rainy days are January and February (6.3 days).

Average snowfall in December
Kulpsville, PA

Average snowfall in December - Kulpsville, PA
  • Average snowfall in December: 0.43"

The month with the highest snowfall is March (1.02").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in December
Kulpsville, PA

Average snowfall days in December - Kulpsville, PA
  • Average snowfall days in December: 1.8 days

The month with the highest number of snowfall days is January (4.6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Kulpsville, 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 42min).

Average sunshine days in December
Kulpsville, PA

Average sunshine days in December - Kulpsville, PA
  • Average sunshine days in December: 21.7 days

The month with the most sunshine days is November (22.3 days).
The month with the least sunshine days is July (13.9 days).

Average UV index in December
Kulpsville, PA

Average UV index in December - Kulpsville, 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
Kulpsville, PA

Average cloud cover in December - Kulpsville, 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
Kulpsville, PA

Average visibility in December - Kulpsville, 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).

Kulpsville, Pennsylvania, USA

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