December weather forecast
Cambra, PA

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Weather in December

The first month of the winter, December, is also a wintry month in Cambra, Pennsylvania, with an average temperature fluctuating between 27°F (-2.8°C) and 37.6°F (3.1°C).

Temperature

December indicates a shift in the average high-temperature, from November's frosty 47.3°F (8.5°C) to a wintry 37.6°F (3.1°C). Throughout the month of December, Cambra expects an average low of 27°F (-2.8°C).

Humidity

The average relative humidity in December is 82%.

Rainfall

In Cambra, Pennsylvania, in December, it is raining for 12.4 days, with typically 2.52" (64mm) of accumulated precipitation. In Cambra, during the entire year, the rain falls for 166.3 days and collects up to 31.06" (789mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Cambra, in December, snow falls for 9.4 days, with typically accumulated 3.94" (100mm) of snow. In Cambra, during the entire year, snow falls for 47.6 days and aggregates up to 22.91" (582mm) 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 the month, sunrise is at 7:11 am and sunset at 4:37 pm. On the last day of December, sunrise is at 7:30 am and sunset at 4:46 pm EST.

Sunshine

In Cambra, the average sunshine in December is 4.1h.

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 minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily high UV index of 1 during December translates into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Stay sun-safe with clothing that is both closely woven and worn loosely. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.

Frequently asked questions

How cold is it in December?

In December, the average high-temperature and low-temperature are 37.6°F (3.1°C) and 27°F (-2.8°C) respectively. In July, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is appraised at 87.8°F (31°C).

What is the average humidity in December?

In December, the average relative humidity is 82%.

How many days does it rain in December?

In Cambra, in December, during 12.4 rainfall days, 2.52" (64mm) of precipitation is typically accumulated.

How many days does it snow in December?

In December, it is snowing for 9.4 days. Throughout December, 3.94" (100mm) of snow is accumulated.

What is the month with the shortest days?

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

How many hours of daylight does Cambra have in December?

In December, the average day length is 9h and 16min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 7:11 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 4:46 pm EST.

How many hours of sunshine does Cambra have in December?

In December, the average sunshine duration is 4.1h.

When is the lowest UV index?

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

What is the UV index reading in December in Cambra?

The average daily maximum UV index in December is 1. A UV Index value of 2, and less, symbolizes a minimal hazard to health 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
Cambra, PA

Average temperature in December - Cambra, PA
  • Average high temperature in December: 37.6°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (31.8°F).

  • Average low temperature in December: 27°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (19°F).

Average pressure in December
Cambra, PA

Average pressure in December - Cambra, PA
  • Average pressure in December: 30.09"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in December
Cambra, PA

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

The windiest months (with the highest average wind speed) are March and April (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in December
Cambra, PA

Average humidity in December - Cambra, PA
  • Average humidity in December: 82%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (77%).

Average rainfall in December
Cambra, PA

Average rainfall in December - Cambra, PA
  • Average rainfall in December: 2.52"

The wettest months (with the highest rainfall) are April and May (2.99").
The driest month (with the least rainfall) is September (2.05").

Average rainfall days in December
Cambra, PA

Average rainfall days in December - Cambra, PA
  • Average rainfall days in December: 12.4 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (9.3 days).

Average snowfall in December
Cambra, PA

Average snowfall in December - Cambra, PA
  • Average snowfall in December: 3.94"

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

Average snowfall days in December
Cambra, PA

Average snowfall days in December - Cambra, PA
  • Average snowfall days in December: 9.4 days

The month with the highest number of snowfall days is January (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Cambra, PA

Average daylight in December / Average sunshine in December - Cambra, 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: 4h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).

Average sunshine days in December
Cambra, PA

Average sunshine days in December - Cambra, PA
  • Average sunshine days in December: 12.5 days

The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is February (9.8 days).

Average UV index in December
Cambra, PA

Average UV index in December - Cambra, 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).

Average cloud cover in December
Cambra, PA

Average cloud cover in December - Cambra, PA
  • Average cloud cover in December: 58

The months with the most cloud cover are February and December (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 35).

Average visibility in December
Cambra, PA

Average visibility in December - Cambra, 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).

Cambra, Pennsylvania, USA

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