December weather forecast
Gerhards, PA

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Weather in December

December, the first month of the winter in Gerhards, is also an icy month, with an average temperature varying between 38.1°F (3.4°C) and 27.3°F (-2.6°C).

Temperature

Onset of December witnesses a reduction in the average high-temperature, falling from a chilly 47.3°F (8.5°C) in November to a cold 38.1°F (3.4°C). In December, Gerhards reports a consistent average low-temperature of 27.3°F (-2.6°C) during the nights.

Humidity

The months with the highest humidity are February and December, with an average relative humidity of 83%.

Rainfall

In December, the rain falls for 12.2 days. Throughout December, 2.87" (73mm) of precipitation is accumulated. In Gerhards, Pennsylvania, during the entire year, the rain falls for 167.5 days and collects up to 33.66" (855mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Gerhards, in December, during 8.7 snowfall days, 4.06" (103mm) of snow is typically accumulated. Throughout the year, there are 49.4 snowfall days, and 27.56" (700mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 18min of daylight.
On the first day of the month, sunrise is at 7:09 am and sunset at 4:36 pm. On the last day of December, sunrise is at 7:28 am and sunset at 4:45 pm EST.

Sunshine

In December, the average sunshine is 4.4h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: An average maximum UV index of 2 in December leads to these recommendations:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Updated: Aug 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold does it get in December?

The average high-temperature, in December, in Gerhards, is 38.1°F (3.4°C), while the average low-temperature is 27.3°F (-2.6°C). In July, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is computed to be 86°F (30°C).

What are the most humid months?

The months with the highest humidity are February and December, with an average relative humidity of 83%.

What is the average humidity in December?

In December, the average relative humidity is 83%.

How many days does it rain in December?

In Gerhards, in December, it is raining for 12.2 days, with typically 2.87" (73mm) of accumulated precipitation.

How many days does it snow in December?

In Gerhards, Pennsylvania, during December, snow falls for 8.7 days and regularly aggregates up to 4.06" (103mm) of snow.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 18min of daylight.

What is the average length of the day in December?

In December, the average day length is 9h and 18min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 7:09 am and sunset at 4:36 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 4:45 pm EST.

How many hours of sunshine does Gerhards have in December?

In December, the average sunshine duration is 4.4h.

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.

How high is the UV index in December?

In Gerhards, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from 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
Gerhards, PA

Average temperature in December - Gerhards, PA
  • Average high temperature in December: 38.1°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (31.8°F).

  • Average low temperature in December: 27.3°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).

Average pressure in December
Gerhards, PA

Average pressure in December - Gerhards, PA
  • Average pressure in December: 30.09"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
Gerhards, PA

Average wind speed in December - Gerhards, PA
  • Average wind speed in December: 7.7mph

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in December
Gerhards, PA

Average humidity in December - Gerhards, PA
  • Average humidity in December: 83%

The months with the highest relative humidity are February and December (83%).
The month with the lowest relative humidity is April (77%).

Average rainfall in December
Gerhards, PA

Average rainfall in December - Gerhards, PA
  • Average rainfall in December: 2.87"

The wettest months (with the highest rainfall) are May, July and August (3.19").
The driest month (with the least rainfall) is September (2.01").

Average rainfall days in December
Gerhards, PA

Average rainfall days in December - Gerhards, PA
  • Average rainfall days in December: 12.2 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is January (9.6 days).

Average snowfall in December
Gerhards, PA

Average snowfall in December - Gerhards, PA
  • Average snowfall in December: 4.06"

The month with the highest snowfall is January (6.93").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Gerhards, PA

Average snowfall days in December - Gerhards, PA
  • Average snowfall days in December: 8.7 days

The month with the highest number of snowfall days is January (12.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Gerhards, 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: 4h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

Average sunshine days in December
Gerhards, PA

Average sunshine days in December - Gerhards, PA
  • Average sunshine days in December: 14 days

The month with the most sunshine days is November (15.7 days).
The month with the least sunshine days is May (9.7 days).

Average UV index in December
Gerhards, PA

Average UV index in December - Gerhards, PA
  • Average UV index in December: 2

The month with the highest UV index is July (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
Gerhards, PA

Average cloud cover in December - Gerhards, PA
  • Average cloud cover in December: 54

The month with the most cloud cover is February (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 34).

Average visibility in December
Gerhards, PA

Average visibility in December - Gerhards, 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).

Gerhards, Pennsylvania, USA

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