December weather forecast
Moselem Springs, PA

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Weather in December

December, the first month of the winter in Moselem Springs, is still a cold month, with an average temperature varying between 29.1°F (-1.6°C) and 40.1°F (4.5°C).

Temperature

Moselem Springs, Pennsylvania, observes a minor decrease in the average high-temperature with the arrival of December, falling from November's chilly 49.8°F (9.9°C) to an icy 40.1°F (4.5°C). In the month of December, an average of 29.1°F (-1.6°C) marks the low-temperature in Moselem Springs.

Humidity

In Moselem Springs, the average relative humidity in December is 80%.

Rainfall

In Moselem Springs, in December, it is raining for 10.1 days, with typically 2.05" (52mm) of accumulated precipitation. In Moselem Springs, during the entire year, the rain falls for 147.9 days and collects up to 25.94" (659mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. In December, it is snowing for 4.5 days. Throughout December, 1.5" (38mm) of snow is accumulated. Throughout the year, there are 24.9 snowfall days, and 13.54" (344mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 18min of daylight.
On the first day of December, sunrise is at 7:07 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 4:46 pm EST.

Sunshine

In December, the average sunshine is 4.7h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Updated: Jul 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in December?

In Moselem Springs, 40.1°F (4.5°C) is the average high-temperature and 29.1°F (-1.6°C) is the average low-temperature during December. In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is estimated at 86°F (30°C).

What is the average humidity in December?

The average relative humidity in December is 80%.

How many days does it rain in December?

In Moselem Springs, in December, during 10.1 rainfall days, 2.05" (52mm) of precipitation is typically accumulated.

How many days does it snow in December?

In December, it is snowing for 4.5 days. Throughout December, 1.5" (38mm) of snow is accumulated.

What is the month with the shortest days?

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

How many hours of daylight does Moselem Springs have in December?

In Moselem Springs, the average day length in December is 9h and 20min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:07 am and sunset at 4:37 pm. On the last day of the month, in Moselem Springs, sunrise is at 7:26 am and sunset at 4:46 pm EST.

How long on average sun shines in December?

In Moselem Springs, the average sunshine duration in December is 4.7h.

When is the lowest UV index?

The months with the lowest UV index in Moselem Springs are January through March, November and December, with an average maximum UV index of 2.

What is the UV index reading in December?

The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health threat 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
Moselem Springs, PA

Average temperature in December - Moselem Springs, PA
  • Average high temperature in December: 40.1°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (34.3°F).

  • Average low temperature in December: 29.1°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).

Average pressure in December
Moselem Springs, PA

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

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in December
Moselem Springs, PA

Average wind speed in December - Moselem Springs, PA
  • Average wind speed in December: 7.6mph

The windiest month (with the highest average wind speed) is March (8.2mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in December
Moselem Springs, PA

Average humidity in December - Moselem Springs, PA
  • Average humidity in December: 80%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (76%).

Average rainfall in December
Moselem Springs, PA

Average rainfall in December - Moselem Springs, PA
  • Average rainfall in December: 2.05"

The wettest month (with the highest rainfall) is August (2.8").
The driest month (with the least rainfall) is September (1.54").

Average rainfall days in December
Moselem Springs, PA

Average rainfall days in December - Moselem Springs, PA
  • Average rainfall days in December: 10.1 days

The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is January (7.2 days).

Average snowfall in December
Moselem Springs, PA

Average snowfall in December - Moselem Springs, PA
  • Average snowfall in December: 1.5"

The month with the highest snowfall is January (4.02").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Moselem Springs, PA

Average snowfall days in December - Moselem Springs, PA
  • Average snowfall days in December: 4.5 days

The month with the highest number of snowfall days is January (7.8 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
Moselem Springs, PA

Average daylight in December / Average sunshine in December - Moselem Springs, 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: 4h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in December
Moselem Springs, PA

Average sunshine days in December - Moselem Springs, PA
  • Average sunshine days in December: 17.4 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is May (11 days).

Average UV index in December
Moselem Springs, PA

Average UV index in December - Moselem Springs, PA
  • Average UV index in December: 2

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in December
Moselem Springs, PA

Average cloud cover in December - Moselem Springs, PA
  • Average cloud cover in December: 51

The months with the most cloud cover are February and December (Cloud cover 51).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in December
Moselem Springs, PA

Average visibility in December - Moselem Springs, PA
  • Average visibility in December: 5mi

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

Moselem Springs, Pennsylvania, USA

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