December weather forecast
Avoy, PA

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Weather in December

December, the first month of the winter in Avoy, is still a cold month, with an average temperature ranging between min 25.2°F (-3.8°C) and max 36.3°F (2.4°C).

Temperature

The arrival of December corresponds with a shift in temperature, down from a chilly 46°F (7.8°C) in November to an icy 36.3°F (2.4°C). In December, Avoy reports a consistent average low-temperature of 25.2°F (-3.8°C) during the nights.

Humidity

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

Rainfall

In December, the rain falls for 9.1 days. Throughout December, 1.97" (50mm) of precipitation is accumulated. In Avoy, during the entire year, the rain falls for 142.7 days and collects up to 24.8" (630mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. The month with the most snowfall is December, when snow falls for 8.3 days and typically aggregates up to 5.35" (136mm) of snow.

Daylight

With an average of 9h and 12min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:08 am and sunset at 4:32 pm. On the last day of December, sunrise is at 7:27 am and sunset at 4:41 pm EST.

Sunshine

The average sunshine in December is 4h.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index of 1 during December translates into these guidelines:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Experience reduced UV exposure by about half when donning a wide-brim hat. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Updated: Jul 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

An average high-temperature, in December, in Avoy, is 36.3°F (2.4°C) and the average low-temperature is 25.2°F (-3.8°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, in July is calculated to be 86°F (30°C).

What are the most humid months in Avoy?

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 in Avoy is 84%.

How much does it rain in Avoy in December?

In Avoy, during December, the rain falls for 9.1 days and regularly aggregates up to 1.97" (50mm) of precipitation.

When does it snow the most?

December is the month with the most snowfall in Avoy. Snow falls for 8.3 days and accumulates 5.35" (136mm) of snow.

How much does it snow in December?

In Avoy, in December, snow falls for 8.3 days, with typically accumulated 5.35" (136mm) of snow.

What is the month with the shortest days?

With an average of 9h and 12min of daylight, December has the shortest days of the year.

What is the average length of the day in December in Avoy?

The average day length in December is 9h and 14min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 7:08 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 4:41 pm EST.

How long on average sun shines in December?

In December, the average sunshine duration is 4h.

When is the lowest UV index?

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

What is the UV index intensity in December?

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

Average temperature in December - Avoy, PA
  • Average high temperature in December: 36.3°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (30°F).

  • Average low temperature in December: 25.2°F

The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).

Average pressure in December
Avoy, PA

Average pressure in December - Avoy, PA
  • Average pressure in December: 30.08"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in December
Avoy, PA

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

The windiest months (with the highest average wind speed) are January and February (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in December
Avoy, PA

Average humidity in December - Avoy, 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 July (77%).

Average rainfall in December
Avoy, PA

Average rainfall in December - Avoy, PA
  • Average rainfall in December: 1.97"

The wettest month (with the highest rainfall) is May (2.52").
The driest month (with the least rainfall) is September (1.57").

Average rainfall days in December
Avoy, PA

Average rainfall days in December - Avoy, PA
  • Average rainfall days in December: 9.1 days

The month with the highest number of rainy days is May (16.2 days).
The month with the least rainy days is January (6.8 days).

Average snowfall in December
Avoy, PA

Average snowfall in December - Avoy, PA
  • Average snowfall in December: 5.35"

The month with the highest snowfall is December (5.35").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Avoy, PA

Average snowfall days in December - Avoy, PA
  • Average snowfall days in December: 8.3 days

The month with the highest number of snowfall days is February (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Avoy, PA
  • Average daylight in December: 9h and 1min

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 12min).

  • Average sunshine in December: 4h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).

Average sunshine days in December
Avoy, PA

Average sunshine days in December - Avoy, PA
  • Average sunshine days in December: 15.5 days

The month with the most sunshine days is September (18 days).
The month with the least sunshine days is April (12.1 days).

Average UV index in December
Avoy, PA

Average UV index in December - Avoy, 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
Avoy, PA

Average cloud cover in December - Avoy, PA
  • Average cloud cover in December: 60

The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 37).

Average visibility in December
Avoy, PA

Average visibility in December - Avoy, 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).

Avoy, Pennsylvania, USA

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