December weather forecast
Laflin, PA

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Weather in December

The first month of the winter, December, is also an icy month in Laflin, Pennsylvania, with an average temperature ranging between max 36.5°F (2.5°C) and min 25.9°F (-3.4°C).

Temperature

Laflin in December demonstrates a small temperature transition, adjusting from an average high of a frosty 46.2°F (7.9°C) in November to an icy 36.5°F (2.5°C). Laflin, during the month of December, experiences an average low-temperature of 25.9°F (-3.4°C).

Humidity

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

Rainfall

In Laflin, during December, the rain falls for 11 days and regularly aggregates up to 1.73" (44mm) of precipitation. In Laflin, during the entire year, the rain falls for 162.1 days and collects up to 24.53" (623mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In December, it is snowing for 9.6 days. Throughout December, 3.46" (88mm) of snow is accumulated. Throughout the year, there are 49.4 snowfall days, and 19.92" (506mm) of snow is accumulated.

Daylight

With an average of 9h and 18min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:10 am and sunset at 4:34 pm. On the last day of December, sunrise is at 7:28 am and sunset at 4:44 pm EST.

Sunshine

The average sunshine in December is 3.8h.

UV index

With an average maximum UV index of 1, December is the month with the lowest UV index in Laflin. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index, 1 during December, leads to the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Updated: Jun 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in December?

The average high-temperature and low-temperature during December are 36.5°F (2.5°C) and 25.9°F (-3.4°C) respectively. In July, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is evaluated at 86°F (30°C).

What is the most humid month in Laflin?

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

What is the average humidity in December?

In December, the average relative humidity is 84%.

How much does it rain in December?

In Laflin, in December, during 11 rainfall days, 1.73" (44mm) of precipitation is typically accumulated.

How much does it snow in December?

In Laflin, during December, snow falls for 9.6 days and regularly aggregates up to 3.46" (88mm) of snow.

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 December, the average day length is 9h and 16min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 7:10 am and sunset at 4:34 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 Laflin, Pennsylvania, the average sunshine duration in December is 3.8h.

What is the month with the lowest UV index?

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

How high is the UV index in December?

The average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a low health risk 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
Laflin, PA

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

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (30.4°F).

  • Average low temperature in December: 25.9°F

The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).

Average pressure in December
Laflin, PA

Average pressure in December - Laflin, 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
Laflin, PA

Average wind speed in December - Laflin, PA
  • Average wind speed in December: 7.6mph

The windiest months (with the highest average wind speed) are March and April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

Average humidity in December
Laflin, PA

Average humidity in December - Laflin, PA
  • Average humidity in December: 84%

The months with the highest relative humidity are February and December (84%).
The months with the lowest relative humidity are April, June and July (78%).

Average rainfall in December
Laflin, PA

Average rainfall in December - Laflin, PA
  • Average rainfall in December: 1.73"

The wettest month (with the highest rainfall) is July (2.6").
The driest month (with the least rainfall) is September (1.54").

Average rainfall days in December
Laflin, PA

Average rainfall days in December - Laflin, PA
  • Average rainfall days in December: 11 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (8.6 days).

Average snowfall in December
Laflin, PA

Average snowfall in December - Laflin, PA
  • Average snowfall in December: 3.46"

The month with the highest snowfall is February (5.87").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Laflin, PA

Average snowfall days in December - Laflin, PA
  • Average snowfall days in December: 9.6 days

The month with the highest number of snowfall days is January (13.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Laflin, 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: 10h and 12min).
The months with the least sunshine are January and February (Average sunshine: 3h and 42min).

Average sunshine days in December
Laflin, PA

Average sunshine days in December - Laflin, PA
  • Average sunshine days in December: 13.5 days

The month with the most sunshine days is November (16.2 days).
The month with the least sunshine days is July (10.3 days).

Average UV index in December
Laflin, PA

Average UV index in December - Laflin, 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
Laflin, PA

Average cloud cover in December - Laflin, PA
  • Average cloud cover in December: 61

The months with the most cloud cover are January, February and December (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 36).

Average visibility in December
Laflin, PA

Average visibility in December - Laflin, PA
  • Average visibility in December: 5mi

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

Laflin, Pennsylvania, USA

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