December weather forecast
Birmingham, PA

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Weather in December

The first month of the winter, December, is also a wintry month in Birmingham, Pennsylvania, with an average temperature varying between 26.4°F (-3.1°C) and 37°F (2.8°C).

Temperature

Transition from November to December is accompanied by a temperature drop, with average high-temperatures decreasing from a chilly 46.8°F (8.2°C) to a cold 37°F (2.8°C). December in Birmingham sees the temperature falling to a mean low of 26.4°F (-3.1°C).

Humidity

The average relative humidity in December is 84%.

Rainfall

In Birmingham, in December, during 13.1 rainfall days, 2.76" (70mm) of precipitation is typically accumulated. Throughout the year, there are 176.6 rainfall days, and 30.94" (786mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Birmingham are January through May, October through December. In December, in Birmingham, it is snowing for 12 days. Throughout December, 4.17" (106mm) of snow is accumulated. In Birmingham, during the entire year, snow falls for 58.3 days and aggregates up to 23.7" (602mm) of snow.

Daylight

With an average of 9h and 18min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:17 am and sunset at 4:46 pm. On the last day of December, in Birmingham, Pennsylvania, sunrise is at 7:36 am and sunset at 4:55 pm EST.

Sunshine

The average sunshine in December in Birmingham is 3.8h.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for average individuals.
Note: In December, an average UV index of 1 transforms into the following instructions:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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Frequently asked questions

How cold is it in Birmingham in December?

The high-temperature, in December, in Birmingham, is 37°F (2.8°C), while the low-temperature averages to 26.4°F (-3.1°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in July is estimated at 87.8°F (31°C).

What is the average humidity in December in Birmingham?

In Birmingham, Pennsylvania, the average relative humidity in December is 84%.

How much does it rain in Birmingham in December?

In Birmingham, in December, it is raining for 13.1 days, with typically 2.76" (70mm) of accumulated precipitation.

How much does it snow in Birmingham in December?

In Birmingham, in December, snow falls for 12 days, with typically accumulated 4.17" (106mm) of snow.

What is the month with the shortest days in Birmingham?

The month with the shortest days in Birmingham is December, with an average of 9h and 18min of daylight.

How many hours of daylight does Birmingham have in December?

In Birmingham, the average day length in December is 9h and 19min.

When is the sunrise / sunset in December in Birmingham?

On the first day of December in Birmingham, Pennsylvania, sunrise is at 7:17 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 4:55 pm EST.

How long on average sun shines in December in Birmingham?

In December, the average sunshine duration in Birmingham, Pennsylvania, is 3.8h.

When is the lowest UV index in Birmingham?

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

What is the UV index reading in December in Birmingham?

In December, the average daily maximum UV index in Birmingham, Pennsylvania, is 1. A UV Index reading of 2, and below, represents a minimal hazard to health from 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
Birmingham, PA

Average temperature in December - Birmingham, PA
  • Average high temperature in December: 37°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (31.5°F).

  • Average low temperature in December: 26.4°F

The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (19°F).

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Average pressure in December
Birmingham, PA

Average pressure in December - Birmingham, PA
  • Average pressure in December: 30.1"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in December
Birmingham, PA

Average wind speed in December - Birmingham, PA
  • Average wind speed in December: 8.1mph

The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

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Average humidity in December
Birmingham, PA

Average humidity in December - Birmingham, PA
  • Average humidity in December: 84%

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

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Average rainfall in December
Birmingham, PA

Average rainfall in December - Birmingham, PA
  • Average rainfall in December: 2.76"

The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is November (1.97").

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Average rainfall days in December
Birmingham, PA

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

The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is February (10.5 days).

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Average snowfall in December
Birmingham, PA

Average snowfall in December - Birmingham, PA
  • Average snowfall in December: 4.17"

The month with the highest snowfall is January (6.73").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Birmingham, PA

Average snowfall days in December - Birmingham, PA
  • Average snowfall days in December: 12 days

The month with the highest number of snowfall days is January (16.6 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
Birmingham, PA

Average daylight in December / Average sunshine in December - Birmingham, 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: 3h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

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Average sunshine days in December
Birmingham, PA

Average sunshine days in December - Birmingham, PA
  • Average sunshine days in December: 10.3 days

The month with the most sunshine days is November (14.5 days).
The month with the least sunshine days is February (8.5 days).

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Average UV index in December
Birmingham, PA

Average UV index in December - Birmingham, 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
Birmingham, PA

Average cloud cover in December - Birmingham, PA
  • Average cloud cover in December: 61

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is July (Cloud cover 36).

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Average visibility in December
Birmingham, PA

Average visibility in December - Birmingham, 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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Birmingham, Pennsylvania, USA

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