December weather forecast
Tylersville, PA

Share

Weather in December

December, the first month of the winter in Tylersville, is also a wintry month, with temperature in the range of an average low of 25.9°F (-3.4°C) and an average high of 36.9°F (2.7°C).

Temperature

The arrival of December corresponds with a reduction in the average high-temperature, down from November's frosty 46.8°F (8.2°C) to a wintry 36.9°F (2.7°C). During December, Tylersville observes a consistent average nighttime temperature of 25.9°F (-3.4°C).

Humidity

The months with the highest humidity in Tylersville are February and December, with an average relative humidity of 84%.

Rainfall

In December, in Tylersville, the rain falls for 10.5 days. Throughout December, 2.48" (63mm) of precipitation is accumulated. Throughout the year, in Tylersville, there are 164.5 rainfall days, and 33.11" (841mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Tylersville, Pennsylvania, during December, snow falls for 8.7 days and regularly aggregates up to 4.41" (112mm) of snow. In Tylersville, during the entire year, snow falls for 49.1 days and aggregates up to 25.55" (649mm) of snow.

Daylight

The month with the shortest days in Tylersville is December, with an average of 9h and 18min of daylight.
On the first day of December, sunrise is at 7:15 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 4:51 pm EST.

Sunshine

In Tylersville, the average sunshine in December is 3.2h.

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 low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 1 in December translates into these instructions:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
[Resources]

Frequently asked questions

How cold is it in Tylersville in December?

In Tylersville, 36.9°F (2.7°C) is the average high-temperature and 25.9°F (-3.4°C) is the average low-temperature during December. The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, in July is computed to be 87.8°F (31°C).

What are the most humid months in Tylersville?

The months with the highest humidity are February and December, with an average relative humidity of 84%.

What is the average humidity in December in Tylersville?

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

How much does it rain in Tylersville in December?

In Tylersville, during December, the rain falls for 10.5 days and regularly aggregates up to 2.48" (63mm) of precipitation.

How many days does it snow in December in Tylersville?

In Tylersville, in December, snow falls for 8.7 days, with typically accumulated 4.41" (112mm) of snow.

What is the month with the shortest days in Tylersville?

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

How many hours of daylight does Tylersville have in December?

In December, the average day length in Tylersville, Pennsylvania, is 9h and 17min.

When is the sunrise / sunset in December in Tylersville?

On the first day of December in Tylersville, Pennsylvania, sunrise is at 7:15 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 4:51 pm EST.

How many hours of sunshine does Tylersville have in December?

In Tylersville, the average sunshine duration in December is 3.2h.

What is the month with the lowest UV index in Tylersville?

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

What is the UV index intensity in December in Tylersville?

The average daily maximum UV index in December in Tylersville, Pennsylvania, is 1. A UV Index of 2, and less, symbolizes a minimal hazard to health from unprotected exposure to 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
Tylersville, PA

Average temperature in December - Tylersville, PA
  • Average high temperature in December: 36.9°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (31.3°F).

  • Average low temperature in December: 25.9°F

The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).

[Resources]

Average pressure in December
Tylersville, PA

Average pressure in December - Tylersville, 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).

[Resources]

Average wind speed in December
Tylersville, PA

Average wind speed in December - Tylersville, PA
  • Average wind speed in December: 6.9mph

The windiest months (with the highest average wind speed) are January and April (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

[Resources]

Average humidity in December
Tylersville, PA

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

The months with the highest relative humidity are February and December (84%).
The month with the lowest relative humidity is July (76%).

[Resources]

Average rainfall in December
Tylersville, PA

Average rainfall in December - Tylersville, PA
  • Average rainfall in December: 2.48"

The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is November (2.01").

[Resources]

Average rainfall days in December
Tylersville, PA

Average rainfall days in December - Tylersville, PA
  • Average rainfall days in December: 10.5 days

The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is February (7.3 days).

[Resources]

Average snowfall in December
Tylersville, PA

Average snowfall in December - Tylersville, PA
  • Average snowfall in December: 4.41"

The month with the highest snowfall is February (7.4").
The months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days in December
Tylersville, PA

Average snowfall days in December - Tylersville, PA
  • Average snowfall days in December: 8.7 days

The month with the highest number of snowfall days is January (13.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

[Resources]

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

Average daylight in December / Average sunshine in December - Tylersville, 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: 3h and 1min

The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).

[Resources]

Average sunshine days in December
Tylersville, PA

Average sunshine days in December - Tylersville, PA
  • Average sunshine days in December: 15.3 days

The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is May (9.3 days).

[Resources]

Average UV index in December
Tylersville, PA

Average UV index in December - Tylersville, 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).

[Resources]

Average cloud cover in December
Tylersville, PA

Average cloud cover in December - Tylersville, PA
  • Average cloud cover in December: 65

The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is July (Cloud cover 39).

[Resources]

Average visibility in December
Tylersville, PA

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

The months with the highest visibility are January, March, April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are February and September (4mi).

[Resources]

Tylersville, Pennsylvania, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location