December weather forecast
Worthville, PA

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Weather in December

December, the first month of the winter in Worthville, is still a cold month, with an average temperature fluctuating between 36.5°F (2.5°C) and 25.5°F (-3.6°C).

Temperature

Worthville's December weather features a mild decline in high-temperatures, reducing from a frosty 45.7°F (7.6°C) in November to an icy 36.5°F (2.5°C). Worthville anticipates an average minimum temperature of 25.5°F (-3.6°C) in the month of December.

Humidity

In December, the average relative humidity is 86%.

Rainfall

In December, the rain falls for 10.2 days. Throughout December, 1.61" (41mm) of precipitation is accumulated. In Worthville, during the entire year, the rain falls for 150.5 days and collects up to 22.05" (560mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In December, in Worthville, Pennsylvania, it is snowing for 13.5 days. Throughout December, 3.74" (95mm) of snow is accumulated. Throughout the year, there are 72.4 snowfall days, and 22.28" (566mm) of snow is accumulated.

Daylight

The month with the shortest days in Worthville is December, with an average of 9h and 18min of daylight.
On the first day of December in Worthville, sunrise is at 7:22 am and sunset at 4:48 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 4:58 pm EST.

Sunshine

In Worthville, the average sunshine in December is 2.7h.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: In December, the maximum UV index of 1 suggests this advice:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
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Frequently asked questions

How cold is it in Worthville in December?

During December, Worthville experiences an average high-temperature of 36.5°F (2.5°C) and a low-temperature of 25.5°F (-3.6°C). In July, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is estimated at 86°F (30°C).

What is the average humidity in December in Worthville?

In December, the average relative humidity in Worthville, Pennsylvania, is 86%.

How many days does it rain in December in Worthville?

In Worthville, in December, it is raining for 10.2 days, with typically 1.61" (41mm) of accumulated precipitation.

How many days does it snow in December in Worthville?

In Worthville, during December, snow falls for 13.5 days and regularly aggregates up to 3.74" (95mm) of snow.

What is the month with the shortest days in Worthville?

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 Worthville?

The average day length in December in Worthville, Pennsylvania, is 9h and 17min.

When are sunrise and sunset in December in Worthville?

In December, on the first day of the month, sunrise is at 7:22 am and sunset at 4:48 pm. On the last day of the month, in Worthville, sunrise is at 7:41 am and sunset at 4:58 pm EST.

How many hours of sunshine does Worthville have in December?

In Worthville, the average sunshine duration in December is 2.7h.

What is the month with the lowest UV index in Worthville?

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

What is the UV index reading in December in Worthville?

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

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

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (30.2°F).

  • Average low temperature in December: 25.5°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 (17.8°F).

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Average pressure in December
Worthville, PA

Average pressure in December - Worthville, PA
  • Average pressure in December: 30.1"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
Worthville, PA

Average wind speed in December - Worthville, PA
  • Average wind speed in December: 8.3mph

The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in December
Worthville, PA

Average humidity in December - Worthville, PA
  • Average humidity in December: 86%

The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are June, July and August (78%).

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Average rainfall in December
Worthville, PA

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

The wettest month (with the highest rainfall) is April (2.56").
The driest month (with the least rainfall) is November (1.26").

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Average rainfall days in December
Worthville, PA

Average rainfall days in December - Worthville, PA
  • Average rainfall days in December: 10.2 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (7.2 days).

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Average snowfall in December
Worthville, PA

Average snowfall in December - Worthville, PA
  • Average snowfall in December: 3.74"

The month with the highest snowfall is February (5.51").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Worthville, PA

Average snowfall days in December - Worthville, PA
  • Average snowfall days in December: 13.5 days

The month with the highest number of snowfall days is January (18 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
Worthville, PA

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

The months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).

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Average sunshine days in December
Worthville, PA

Average sunshine days in December - Worthville, PA
  • Average sunshine days in December: 11.4 days

The month with the most sunshine days is November (15.3 days).
The month with the least sunshine days is February (8.1 days).

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Average UV index in December
Worthville, PA

Average UV index in December - Worthville, 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).

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Average cloud cover in December
Worthville, PA

Average cloud cover in December - Worthville, PA
  • Average cloud cover in December: 72

The month with the most cloud cover is January (Cloud cover 76).
The months with the least cloud cover are July and August (Cloud cover 39).

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Average visibility in December
Worthville, PA

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

The month with the highest visibility is April (6mi).
The month with the lowest visibility is February (4mi).

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Worthville, Pennsylvania, USA

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