December weather forecast
Tyrone, PA

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Weather in December

The first month of the winter, December, is also an icy month in Tyrone, Pennsylvania, with temperature in the range of an average low of 26.4°F (-3.1°C) and an average high of 37°F (2.8°C).

Temperature

Tyrone in December experiences a subtle temperature decline, with average high-temperatures reducing from a chilly 46.8°F (8.2°C) in November to an icy 37°F (2.8°C). The average low-temperature, in December, is a subzero cold 26.4°F (-3.1°C).

Humidity

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

Rainfall

In Tyrone, during December, the rain falls for 13.1 days and regularly aggregates up to 2.76" (70mm) of precipitation. Throughout the year, there are 176.6 rainfall days, and 30.94" (786mm) of precipitation is accumulated.

Snowfall

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

Daylight

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

Sunshine

The average sunshine in December is 3.8h.

UV index

With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The daily high UV index of 1 during December translates into the following recommendations:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.

Frequently asked questions

How cold is it in December?

Tyrone in December has an average high-temperature of 37°F (2.8°C) and an average low-temperature of 26.4°F (-3.1°C). In July, the average heat index (a.k.a. 'real feel', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is computed to be 87.8°F (31°C).

What is the average humidity in December?

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

How many days does it rain in December?

In Tyrone, in December, during 13.1 rainfall days, 2.76" (70mm) of precipitation is typically accumulated.

How much does it snow in Tyrone in December?

In Tyrone, during December, snow falls for 12 days and regularly aggregates up to 4.17" (106mm) of snow.

What is the month with the shortest days?

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

How many hours of daylight does Tyrone have in December?

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

When is the sunrise / sunset in December in Tyrone?

In December, on the first day of the month, sunrise is at 7:18 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 many hours of sunshine does Tyrone have in December?

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

When is the lowest UV index?

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

How high is the UV index in December?

In December, the average daily maximum UV index is 1. A UV Index of 2, and less, symbolizes a low health threat 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
Tyrone, PA

Average temperature in December - Tyrone, 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).

Average pressure in December
Tyrone, PA

Average pressure in December - Tyrone, 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).

Average wind speed in December
Tyrone, PA

Average wind speed in December - Tyrone, 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).

Average humidity in December
Tyrone, PA

Average humidity in December - Tyrone, 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%).

Average rainfall in December
Tyrone, PA

Average rainfall in December - Tyrone, 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").

Average rainfall days in December
Tyrone, PA

Average rainfall days in December - Tyrone, 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).

Average snowfall in December
Tyrone, PA

Average snowfall in December - Tyrone, 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").

Average snowfall days in December
Tyrone, PA

Average snowfall days in December - Tyrone, 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).

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

Average daylight in December / Average sunshine in December - Tyrone, 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).

Average sunshine days in December
Tyrone, PA

Average sunshine days in December - Tyrone, 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).

Average UV index in December
Tyrone, PA

Average UV index in December - Tyrone, 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
Tyrone, PA

Average cloud cover in December - Tyrone, 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).

Average visibility in December
Tyrone, PA

Average visibility in December - Tyrone, 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).

Tyrone, Pennsylvania, USA

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