December weather forecast
Nazareth, PA

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Weather in December

December, the first month of the winter in Nazareth, is still a cold month, with an average temperature fluctuating between 39°F (3.9°C) and 28°F (-2.2°C).

Temperature

A decrease in the average high-temperature is observed during December, shifting from a chilly 48.6°F (9.2°C) in November to a wintry 39°F (3.9°C). In December, the average low-temperature in Nazareth records at a freezing cold 28°F (-2.2°C) during the nights.

Humidity

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

Rainfall

In Nazareth, Pennsylvania, in December, during 13.1 rainfall days, 3.19" (81mm) of precipitation is typically accumulated. Throughout the year, in Nazareth, there are 167 rainfall days, and 33.5" (851mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Nazareth, during December, snow falls for 6.1 days and regularly aggregates up to 3.19" (81mm) of snow. In Nazareth, during the entire year, snow falls for 33.8 days and aggregates up to 17.91" (455mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 18min of daylight.
On the first day of December, sunrise is at 7:06 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 4:43 pm EST.

Sunshine

The average sunshine in December in Nazareth is 4.7h.

UV index

December is the month with the lowest UV index in Nazareth, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 1 during December translates into the following guidance:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
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Frequently asked questions

How cold is it in Nazareth in December?

An average high-temperature, in December, in Nazareth, is 39°F (3.9°C) and the average low-temperature is 28°F (-2.2°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in July is computed to be 89.6°F (32°C).

What is the average humidity in December in Nazareth?

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

How many days does it rain in December in Nazareth?

In Nazareth, Pennsylvania, in December, during 13.1 rainfall days, 3.19" (81mm) of precipitation is typically accumulated.

How much does it snow in Nazareth in December?

In Nazareth, Pennsylvania, in December, snow falls for 6.1 days, with typically accumulated 3.19" (81mm) of snow.

What is the month with the shortest days in Nazareth?

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

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

The average day length in December is 9h and 19min.

What time are sunrise and sunset in December in Nazareth?

On the first day of December in Nazareth, Pennsylvania, sunrise is at 7:06 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 4:43 pm EST.

How many hours of sunshine does Nazareth have in December?

In Nazareth, Pennsylvania, the average sunshine duration in December is 4.7h.

When is the lowest UV index in Nazareth?

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

What is the UV index reading in December in Nazareth?

In December, the average daily maximum UV index in Nazareth, Pennsylvania, is 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability 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
Nazareth, PA

Average temperature in December - Nazareth, PA
  • Average high temperature in December: 39°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 (33.4°F).

  • Average low temperature in December: 28°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).

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Average pressure in December
Nazareth, PA

Average pressure in December - Nazareth, 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
Nazareth, PA

Average wind speed in December - Nazareth, PA
  • Average wind speed in December: 7.6mph

The windiest month (with the highest average wind speed) is March (8.2mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in December
Nazareth, PA

Average humidity in December - Nazareth, PA
  • Average humidity in December: 81%

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

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Average rainfall in December
Nazareth, PA

Average rainfall in December - Nazareth, PA
  • Average rainfall in December: 3.19"

The wettest month (with the highest rainfall) is July (3.46").
The driest month (with the least rainfall) is September (2.01").

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Average rainfall days in December
Nazareth, PA

Average rainfall days in December - Nazareth, PA
  • Average rainfall days in December: 13.1 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (9.9 days).

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Average snowfall in December
Nazareth, PA

Average snowfall in December - Nazareth, PA
  • Average snowfall in December: 3.19"

The month with the highest snowfall is February (4.88").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Nazareth, PA

Average snowfall days in December - Nazareth, PA
  • Average snowfall days in December: 6.1 days

The month with the highest number of snowfall days is January (9.6 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
Nazareth, PA

Average daylight in December / Average sunshine in December - Nazareth, 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 30min).

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Average sunshine days in December
Nazareth, PA

Average sunshine days in December - Nazareth, PA
  • Average sunshine days in December: 14.8 days

The month with the most sunshine days is November (16.9 days).
The month with the least sunshine days is June (10.9 days).

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Average UV index in December
Nazareth, PA

Average UV index in December - Nazareth, 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
Nazareth, PA

Average cloud cover in December - Nazareth, 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
Nazareth, PA

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

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

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Nazareth, Pennsylvania, USA

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