December weather forecast
White Haven, PA

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Weather in December

December, the first month of the winter in White Haven, is also a wintry month, with an average temperature fluctuating between 36.5°F (2.5°C) and 25.5°F (-3.6°C).

Temperature

December's arrival comes with a decrease in the average high-temperature, moving from a chilly 45.9°F (7.7°C) in November to a cold 36.5°F (2.5°C). The nighttime temperature dips to a subzero cold 25.5°F (-3.6°C) on average during December.

Humidity

The months with the highest humidity are February and December, with an average relative humidity of 84%.

Rainfall

In White Haven, during December, the rain falls for 11 days and regularly aggregates up to 2.95" (75mm) of precipitation. Throughout the year, in White Haven, there are 163.6 rainfall days, and 35" (889mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In White Haven, in December, during 10.7 snowfall days, 5.87" (149mm) of snow is typically accumulated. Throughout the year, in White Haven, there are 60.9 snowfall days, and 38.9" (988mm) of snow is accumulated.

Daylight

The month with the shortest days in White Haven is December, with an average of 9h and 18min of daylight.
On the first day of December, sunrise is at 7:09 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 4:44 pm EST.

Sunshine

In December, the average sunshine is 3.8h.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum UV index, 1 during December, leads to the following recommendations:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.

Frequently asked questions

How cold is it in December?

During December, White Haven experiences an average high-temperature of 36.5°F (2.5°C) and a low-temperature of 25.5°F (-3.6°C).

What are the most humid months in White Haven?

February and December, with an average relative humidity of 84%, are most humid months.

What is the average humidity in December?

The average relative humidity in December is 84%.

How much does it rain in December?

In White Haven, in December, it is raining for 11 days, with typically 2.95" (75mm) of accumulated precipitation.

How much does it snow in White Haven in December?

In December, it is snowing for 10.7 days. Throughout December, 5.87" (149mm) of snow is accumulated.

What is the month with the shortest days?

With an average of 9h and 18min of daylight, December has the shortest days of the year.

What is the average length of the day in December?

In White Haven, the average day length in December is 9h and 17min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:09 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 4:44 pm EST.

How long on average sun shines in December?

In White Haven, the average sunshine duration in December is 3.8h.

When is the lowest UV index?

With an average maximum UV index of 1, December is the month with the lowest UV index.

How high is the UV index in December?

The average daily maximum UV index in December is 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe 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
White Haven, PA

Average temperature in December - White Haven, PA
  • Average high temperature in December: 36.5°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in December: 25.5°F

The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

Average pressure in December
White Haven, PA

Average pressure in December - White Haven, 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
White Haven, PA

Average wind speed in December - White Haven, PA
  • Average wind speed in December: 7.9mph

The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in December
White Haven, PA

Average humidity in December - White Haven, PA
  • Average humidity in December: 84%

The months with the highest relative humidity are February and December (84%).
The month with the lowest relative humidity is April (78%).

Average rainfall in December
White Haven, PA

Average rainfall in December - White Haven, PA
  • Average rainfall in December: 2.95"

The wettest month (with the highest rainfall) is May (3.5").
The driest month (with the least rainfall) is September (2.13").

Average rainfall days in December
White Haven, PA

Average rainfall days in December - White Haven, PA
  • Average rainfall days in December: 11 days

The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is January (7 days).

Average snowfall in December
White Haven, PA

Average snowfall in December - White Haven, PA
  • Average snowfall in December: 5.87"

The month with the highest snowfall is February (8.62").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
White Haven, PA

Average snowfall days in December - White Haven, PA
  • Average snowfall days in December: 10.7 days

The month with the highest number of snowfall days is January (14.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
White Haven, PA

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

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in December: 3h and 5min

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).

Average sunshine days in December
White Haven, PA

Average sunshine days in December - White Haven, PA
  • Average sunshine days in December: 13.2 days

The month with the most sunshine days is November (15.6 days).
The month with the least sunshine days is May (9.2 days).

Average UV index in December
White Haven, PA

Average UV index in December - White Haven, PA
  • Average UV index in December: 1

The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in December
White Haven, PA

Average cloud cover in December - White Haven, PA
  • Average cloud cover in December: 61

The months with the most cloud cover are February and December (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 38).

Average visibility in December
White Haven, PA

Average visibility in December - White Haven, PA
  • Average visibility in December: 5mi

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

White Haven, Pennsylvania, USA

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