December weather forecastEwingsville, PA

December

Weather in December

The first month of the winter, December, is also a wintry month in Ewingsville, Pennsylvania, with an average temperature ranging between max 39.7°F (4.3°C) and min 28.4°F (-2°C).

Temperature

December is characterized by a reduction in the average high-temperature, from a frosty 49.3°F (9.6°C) in November to an icy 39.7°F (4.3°C). During December, Ewingsville experiences a consistent low-temperature average of 28.4°F (-2°C).

Humidity

In December, the average relative humidity is 83%.

Rainfall

In December, the rain falls for 8.2 days. Throughout December, 0.87" (22mm) of precipitation is accumulated. Throughout the year, there are 132.6 rainfall days, and 11.5" (292mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, November and December. In Ewingsville, in December, during 6.4 snowfall days, 0.59" (15mm) of snow is typically accumulated. Throughout the year, there are 32.5 snowfall days, and 3.66" (93mm) of snow is accumulated.

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 7:24 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 7:43 am and sunset at 5:04 pm EST.

Sunshine

The average sunshine in December is 3.4h.

UV index

With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index of 1 during December translates into the following directions:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Ewingsville, in December, the average high-temperature is 39.7°F (4.3°C), and the average low-temperature is 28.4°F (-2°C). In August, the average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 87.8°F (31°C).

The average relative humidity in December is 83%.

In Ewingsville, in December, during 8.2 rainfall days, 0.87" (22mm) of precipitation is typically accumulated.

In Ewingsville, in December, snow falls for 6.4 days, with typically accumulated 0.59" (15mm) of snow.

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

In December, the average day length is 9h and 21min.

On the first day of December, sunrise is at 7:24 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 7:43 am and sunset at 5:04 pm EST.

In Ewingsville, the average sunshine duration in December is 3.4h.

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

In December, the average daily maximum UV index is 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Ewingsville, PA

  • Average high temperature in December: 39.7°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in December: 28.4°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 (21°F).

Average pressure in December
Ewingsville, PA

  • Average pressure in December: 30.11"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
Ewingsville, PA

  • Average wind speed in December: 7.3mph

The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

Average humidity in December
Ewingsville, PA

  • Average humidity in December: 83%

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are July and August (75%).

Average rainfall in December
Ewingsville, PA

  • Average rainfall in December: 0.87"

The wettest month (with the highest rainfall) is July (1.34").
The driest month (with the least rainfall) is November (0.67").

Average rainfall days in December
Ewingsville, PA

  • Average rainfall days in December: 8.2 days

The month with the highest number of rainy days is July (15.6 days).
The month with the least rainy days is February (6.4 days).

Average snowfall in December
Ewingsville, PA

  • Average snowfall in December: 0.59"

The month with the highest snowfall is February (0.98").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Ewingsville, PA

  • Average snowfall days in December: 6.4 days

The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

  • Average daylight in December: 9h and 18min

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 24min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

Average sunshine days in December
Ewingsville, PA

  • Average sunshine days in December: 18.5 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (12.2 days).

Average UV index in December
Ewingsville, PA

  • Average UV index in December: 1

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in December
Ewingsville, PA

  • Average cloud cover in December: 64

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in December
Ewingsville, PA

  • Average visibility in December: 5mi

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