December weather forecast
Gillett, PA

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Weather in December

December, the first month of the winter in Gillett, is also a wintry month, with temperature in the range of an average high of 35.2°F (1.8°C) and an average low of 25.5°F (-3.6°C).

Temperature

The transition into December involves a decrease in the average high-temperature, falling from a frosty 45.5°F (7.5°C) in November to a cold 35.2°F (1.8°C). Gillett records an average low-temperature of 25.5°F (-3.6°C) throughout the month of December.

Humidity

In Gillett, Pennsylvania, the average relative humidity in December is 83%.

Rainfall

In Gillett, Pennsylvania, in December, during 10.3 rainfall days, 1.61" (41mm) of precipitation is typically accumulated. Throughout the year, in Gillett, there are 153.6 rainfall days, and 23.78" (604mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Gillett are January through May, October through December. In Gillett, in December, during 13.1 snowfall days, 3.39" (86mm) of snow is typically accumulated. In Gillett, during the entire year, snow falls for 69.1 days and aggregates up to 21.69" (551mm) of snow.

Daylight

With an average of 9h and 12min of daylight, December has the shortest days of the year in Gillett.
On the first day of December in Gillett, sunrise is at 7:16 am and sunset at 4:36 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 4:46 pm EST.

Sunshine

In Gillett, the average sunshine in December is 3.1h.

UV index

The months with the lowest UV index in Gillett are January and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum UV index of 1 in December translates into the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
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Frequently asked questions

How cold is it in Gillett in December?

The average high-temperature, in December, in Gillett, is 35.2°F (1.8°C), while the average low-temperature is 25.5°F (-3.6°C). In July, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is estimated at 86°F (30°C).

What is the average humidity in December in Gillett?

The average relative humidity in December in Gillett, Pennsylvania, is 83%.

How much does it rain in Gillett in December?

In December, the rain falls for 10.3 days. Throughout December, 1.61" (41mm) of precipitation is accumulated.

How much does it snow in Gillett in December?

In Gillett, Pennsylvania, in December, snow falls for 13.1 days, with typically accumulated 3.39" (86mm) of snow.

What is the month with the shortest days in Gillett?

The month with the shortest days is December, with an average of 9h and 12min of daylight.

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

In Gillett, Pennsylvania, the average day length in December is 9h and 11min.

When is the sunrise / sunset in December in Gillett?

On the first day of December in Gillett, sunrise is at 7:16 am and sunset at 4:36 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 4:46 pm EST.

How many hours of sunshine does Gillett have in December?

In Gillett, the average sunshine duration in December is 3.1h.

When is the lowest UV index in Gillett?

January and December, with an average maximum UV index of 1, are months with the lowest UV index in Gillett, Pennsylvania.

How high is the UV index in December in Gillett?

In December, the average daily maximum UV index in Gillett, Pennsylvania, is 1. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's 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
Gillett, PA

Average temperature in December - Gillett, PA
  • Average high temperature in December: 35.2°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (29.1°F).

  • Average low temperature in December: 25.5°F

The month with the highest average low temperature is July (57.2°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).

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Average pressure in December
Gillett, PA

Average pressure in December - Gillett, 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 (29.94"Hg).

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Average wind speed in December
Gillett, PA

Average wind speed in December - Gillett, PA
  • Average wind speed in December: 8.4mph

The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity in December
Gillett, PA

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

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

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Average rainfall in December
Gillett, PA

Average rainfall in December - Gillett, PA
  • Average rainfall in December: 1.61"

The wettest month (with the highest rainfall) is May (2.44").
The driest month (with the least rainfall) is January (1.34").

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Average rainfall days in December
Gillett, PA

Average rainfall days in December - Gillett, PA
  • Average rainfall days in December: 10.3 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (6.8 days).

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Average snowfall in December
Gillett, PA

Average snowfall in December - Gillett, PA
  • Average snowfall in December: 3.39"

The month with the highest snowfall is February (5.94").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Gillett, PA

Average snowfall days in December - Gillett, PA
  • Average snowfall days in December: 13.1 days

The month with the highest number of snowfall days is February (16.3 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
Gillett, PA

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

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in December: 3h and 1min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

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Average sunshine days in December
Gillett, PA

Average sunshine days in December - Gillett, PA
  • Average sunshine days in December: 10 days

The month with the most sunshine days is September (16 days).
The month with the least sunshine days is February (8.4 days).

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Average UV index in December
Gillett, PA

Average UV index in December - Gillett, PA
  • Average UV index in December: 1

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

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Average cloud cover in December
Gillett, PA

Average cloud cover in December - Gillett, PA
  • Average cloud cover in December: 69

The month with the most cloud cover is January (Cloud cover 70).
The months with the least cloud cover are July and August (Cloud cover 39).

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Average visibility in December
Gillett, PA

Average visibility in December - Gillett, 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).

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Gillett, Pennsylvania, USA

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