December weather forecast
Gauff Hill, PA

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Weather in December

The first month of the winter, December, is also an icy month in Gauff Hill, Pennsylvania, with an average temperature ranging between min 28.9°F (-1.7°C) and max 40.1°F (4.5°C).

Temperature

Gauff Hill's weather in December involves a decrease in the average high-temperature, moving down from November's chilly 49.8°F (9.9°C) to a wintry 40.1°F (4.5°C). During December, Gauff Hill's temperature averages to a subzero cold 28.9°F (-1.7°C) at night.

Humidity

In Gauff Hill, the average relative humidity in December is 81%.

Rainfall

In Gauff Hill, Pennsylvania, in December, during 9.2 rainfall days, 2.32" (59mm) of precipitation is typically accumulated. In Gauff Hill, during the entire year, the rain falls for 145.1 days and collects up to 27.24" (692mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In December, in Gauff Hill, it is snowing for 2.5 days. Throughout December, 2.28" (58mm) of snow is accumulated. In Gauff Hill, during the entire year, snow falls for 20.4 days and aggregates up to 13.82" (351mm) of snow.

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 7:06 am and sunset at 4:35 pm. On the last day of December, sunrise is at 7:25 am and sunset at 4:44 pm EST.

Sunshine

In December, the average sunshine in Gauff Hill is 4.7h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Gauff Hill. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: A maximum UV index of 2 in December translates into the following recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
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Frequently asked questions

How cold is December in Gauff Hill?

The high-temperature, in December, in Gauff Hill, is 40.1°F (4.5°C), while the low-temperature averages to 28.9°F (-1.7°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, is calculated to be 86°F (30°C).

What is the average humidity in December in Gauff Hill?

In December, the average relative humidity in Gauff Hill is 81%.

How many days does it rain in December in Gauff Hill?

In Gauff Hill, Pennsylvania, in December, during 9.2 rainfall days, 2.32" (59mm) of precipitation is typically accumulated.

How much does it snow in Gauff Hill in December?

In Gauff Hill, Pennsylvania, in December, during 2.5 snowfall days, 2.28" (58mm) of snow is typically accumulated.

What is the month with the shortest days in Gauff Hill?

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

How many hours of daylight does Gauff Hill have in December?

In December, the average day length in Gauff Hill is 9h and 20min.

When are sunrise and sunset in December in Gauff Hill?

In December, on the first day of the month, sunrise is at 7:06 am and sunset at 4:35 pm. On the last day of the month, in Gauff Hill, sunrise is at 7:25 am and sunset at 4:44 pm EST.

How long on average sun shines in December in Gauff Hill?

The average sunshine duration in December in Gauff Hill, Pennsylvania, is 4.7h.

When is the lowest UV index in Gauff Hill?

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Gauff Hill.

What is the UV index reading in December in Gauff Hill?

In Gauff Hill, Pennsylvania, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability 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
Gauff Hill, PA

Average temperature in December - Gauff Hill, PA
  • Average high temperature in December: 40.1°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (34°F).

  • Average low temperature in December: 28.9°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

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Average pressure in December
Gauff Hill, PA

Average pressure in December - Gauff Hill, 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).

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Average wind speed in December
Gauff Hill, PA

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

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in December
Gauff Hill, PA

Average humidity in December - Gauff Hill, PA
  • Average humidity in December: 81%

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April and July (76%).

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Average rainfall in December
Gauff Hill, PA

Average rainfall in December - Gauff Hill, PA
  • Average rainfall in December: 2.32"

The wettest month (with the highest rainfall) is July (3.03").
The driest month (with the least rainfall) is September (1.61").

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Average rainfall days in December
Gauff Hill, PA

Average rainfall days in December - Gauff Hill, PA
  • Average rainfall days in December: 9.2 days

The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (6.7 days).

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Average snowfall in December
Gauff Hill, PA

Average snowfall in December - Gauff Hill, PA
  • Average snowfall in December: 2.28"

The month with the highest snowfall is March (4.37").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Gauff Hill, PA

Average snowfall days in December - Gauff Hill, PA
  • Average snowfall days in December: 2.5 days

The month with the highest number of snowfall days is February (6.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Gauff Hill, PA

Average daylight in December / Average sunshine in December - Gauff Hill, 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 18min).

  • Average sunshine in December: 4h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

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Average sunshine days in December
Gauff Hill, PA

Average sunshine days in December - Gauff Hill, PA
  • Average sunshine days in December: 19.2 days

The month with the most sunshine days is January (20.5 days).
The month with the least sunshine days is May (11.8 days).

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Average UV index in December
Gauff Hill, PA

Average UV index in December - Gauff Hill, PA
  • Average UV index in December: 2

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in December
Gauff Hill, PA

Average cloud cover in December - Gauff Hill, PA
  • Average cloud cover in December: 51

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 34).

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Average visibility in December
Gauff Hill, PA

Average visibility in December - Gauff Hill, PA
  • Average visibility in December: 5mi

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

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Gauff Hill, Pennsylvania, USA

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