December weather forecast
New Geneva, PA

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Weather in December

The first month of the winter, December, is also a wintry month in New Geneva, Pennsylvania, with an average temperature fluctuating between 40.1°F (4.5°C) and 29.1°F (-1.6°C).

Temperature

In New Geneva, entering December brings a temperature decrement, reducing from November's frosty 49.8°F (9.9°C) to an icy 40.1°F (4.5°C). Throughout the month of December, New Geneva reports a steady low-temperature average of 29.1°F (-1.6°C).

Humidity

The average relative humidity in December in New Geneva is 83%.

Rainfall

In New Geneva, in December, during 9.1 rainfall days, 1.1" (28mm) of precipitation is typically accumulated. Throughout the year, there are 143.4 rainfall days, and 13.19" (335mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in New Geneva. In New Geneva, in December, snow falls for 11.4 days, with typically accumulated 2.44" (62mm) of snow. In New Geneva, during the entire year, snow falls for 56 days and aggregates up to 11.54" (293mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 24min of daylight.
On the first day of December, sunrise is at 7:22 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:05 pm EST.

Sunshine

In December, the average sunshine in New Geneva, Pennsylvania, is 3.8h.

UV index

The month with the lowest UV index in New Geneva is December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 1 during December translates into the following directions:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
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Frequently asked questions

How cold is December in New Geneva?

The high-temperature, in December, in New Geneva, is 40.1°F (4.5°C), while the low-temperature averages to 29.1°F (-1.6°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in August is appraised at 87.8°F (31°C).

What is the average humidity in December in New Geneva?

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

How many days does it rain in December in New Geneva?

In December, the rain falls for 9.1 days. Throughout December, 1.1" (28mm) of precipitation is accumulated.

How many days does it snow in December in New Geneva?

In New Geneva, during December, snow falls for 11.4 days and regularly aggregates up to 2.44" (62mm) of snow.

What is the month with the shortest days in New Geneva?

December has the shortest days of the year, with an average of 9h and 24min of daylight.

How many hours of daylight does New Geneva have in December?

In December, the average day length in New Geneva, Pennsylvania, is 9h and 25min.

What time are sunrise and sunset in December in New Geneva?

In December, on the first day of the month, sunrise is at 7:22 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:05 pm EST.

How long on average sun shines in December in New Geneva?

The average sunshine duration in December in New Geneva is 3.8h.

When is the lowest UV index in New Geneva?

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

What is the UV index intensity in December in New Geneva?

The average daily maximum UV index in December in New Geneva, Pennsylvania, is 1. A UV Index estimate of 2, and below, represents 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
New Geneva, PA

Average temperature in December - New Geneva, PA
  • Average high temperature in December: 40.1°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (34.3°F).

  • Average low temperature in December: 29.1°F

The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).

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Average pressure in December
New Geneva, PA

Average pressure in December - New Geneva, PA
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in December
New Geneva, PA

Average wind speed in December - New Geneva, PA
  • Average wind speed in December: 7mph

The windiest month (with the highest average wind speed) is January (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

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Average humidity in December
New Geneva, PA

Average humidity in December - New Geneva, PA
  • Average humidity in December: 83%

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are July and August (77%).

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Average rainfall in December
New Geneva, PA

Average rainfall in December - New Geneva, PA
  • Average rainfall in December: 1.1"

The wettest month (with the highest rainfall) is May (1.57").
The driest month (with the least rainfall) is September (0.67").

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Average rainfall days in December
New Geneva, PA

Average rainfall days in December - New Geneva, PA
  • Average rainfall days in December: 9.1 days

The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is February (8.2 days).

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Average snowfall in December
New Geneva, PA

Average snowfall in December - New Geneva, PA
  • Average snowfall in December: 2.44"

The month with the highest snowfall is January (2.83").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
New Geneva, PA

Average snowfall days in December - New Geneva, PA
  • Average snowfall days in December: 11.4 days

The month with the highest number of snowfall days is January (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
New Geneva, PA

Average daylight in December / Average sunshine in December - New Geneva, PA
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in December: 3h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).

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Average sunshine days in December
New Geneva, PA

Average sunshine days in December - New Geneva, PA
  • Average sunshine days in December: 13.2 days

The month with the most sunshine days is November (17.7 days).
The month with the least sunshine days is January (9.1 days).

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Average UV index in December
New Geneva, PA

Average UV index in December - New Geneva, PA
  • Average UV index in December: 1

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in December
New Geneva, PA

Average cloud cover in December - New Geneva, PA
  • Average cloud cover in December: 63

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in December
New Geneva, PA

Average visibility in December - New Geneva, PA
  • Average visibility in December: 5mi

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

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New Geneva, Pennsylvania, USA

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