December weather forecast
Springdale, PA

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Weather in December

The first month of the winter, December, is still a cold month in Springdale, Pennsylvania, with an average temperature ranging between min 27.5°F (-2.5°C) and max 38.7°F (3.7°C).

Temperature

The shift to December brings a decrease in the average high-temperature, falling from a frosty 48.4°F (9.1°C) in November to a wintry 38.7°F (3.7°C). December nights observe an average temperature dip to a subzero cold 27.5°F (-2.5°C).

Humidity

In December, the average relative humidity is 84%.

Rainfall

In Springdale, in December, during 13.7 rainfall days, 2.99" (76mm) of precipitation is typically accumulated. In Springdale, during the entire year, the rain falls for 185.5 days and collects up to 35.59" (904mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In December, it is snowing for 13.5 days. Throughout December, 4.72" (120mm) of snow is accumulated. In Springdale, during the entire year, snow falls for 63.1 days and aggregates up to 25.12" (638mm) 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 December, sunrise is at 7:23 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 5:02 pm EST.

Sunshine

The average sunshine in December is 3.1h.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: An average UV index of 1 in December transforms into this advice:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. The solar radiation around mid-day is intense; avoid the Sun and stay safe. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Updated: Jul 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

In Springdale, 38.7°F (3.7°C) is the average high-temperature and 27.5°F (-2.5°C) is the average low-temperature during December. The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in August is calculated to be 86°F (30°C).

What is the average humidity in December?

In December, the average relative humidity is 84%.

How much does it rain in December?

In December, the rain falls for 13.7 days. Throughout December, 2.99" (76mm) of precipitation is accumulated.

How many days does it snow in December?

In Springdale, in December, snow falls for 13.5 days, with typically accumulated 4.72" (120mm) of snow.

What is the month with the shortest days?

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

How many hours of daylight does Springdale have in December?

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

When are sunrise and sunset in December in Springdale?

On the first day of December, sunrise is at 7:23 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 5:02 pm EST.

How long on average sun shines in December?

The average sunshine duration in December is 3.1h.

What is the month with the lowest UV index?

The month with the lowest UV index is December, 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 reading of 2, and below, represents a minimal hazard to health 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
Springdale, PA

Average temperature in December - Springdale, PA
  • Average high temperature in December: 38.7°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (32.7°F).

  • Average low temperature in December: 27.5°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).

Average pressure in December
Springdale, PA

Average pressure in December - Springdale, 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
Springdale, PA

Average wind speed in December - Springdale, PA
  • Average wind speed in December: 7.5mph

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

Average humidity in December
Springdale, PA

Average humidity in December - Springdale, 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, July and August (76%).

Average rainfall in December
Springdale, PA

Average rainfall in December - Springdale, PA
  • Average rainfall in December: 2.99"

The wettest months (with the highest rainfall) are April and May (3.66").
The driest month (with the least rainfall) is November (2.2").

Average rainfall days in December
Springdale, PA

Average rainfall days in December - Springdale, PA
  • Average rainfall days in December: 13.7 days

The month with the highest number of rainy days is May (20.2 days).
The month with the least rainy days is January (11.1 days).

Average snowfall in December
Springdale, PA

Average snowfall in December - Springdale, PA
  • Average snowfall in December: 4.72"

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
Springdale, PA

Average snowfall days in December - Springdale, PA
  • Average snowfall days in December: 13.5 days

The month with the highest number of snowfall days is January (18 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Springdale, 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 1min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).

Average sunshine days in December
Springdale, PA

Average sunshine days in December - Springdale, PA
  • Average sunshine days in December: 9 days

The month with the most sunshine days is November (14.8 days).
The month with the least sunshine days is January (7.3 days).

Average UV index in December
Springdale, PA

Average UV index in December - Springdale, PA
  • Average UV index in December: 1

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in December
Springdale, PA

Average cloud cover in December - Springdale, PA
  • Average cloud cover in December: 67

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in December
Springdale, PA

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

The months with the highest visibility are April and August (6mi).
The months with the lowest visibility are January and February (4mi).

Springdale, Pennsylvania, USA

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