December weather forecast
Rockledge, PA

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Weather in December

December, the first month of the winter in Rockledge, is still a chilly month, with an average temperature varying between 43.7°F (6.5°C) and 32.5°F (0.3°C).

Temperature

As December commences, the average high-temperature shows a reduction, transitioning from a cool 52.7°F (11.5°C) in November to a frosty 43.7°F (6.5°C). In the month of December, the nighttime temperature dips to a steady average of 32.5°F (0.3°C).

Humidity

In December, the average relative humidity in Rockledge is 76%.

Rainfall

In Rockledge, during December, the rain falls for 9.8 days and regularly aggregates up to 3.03" (77mm) of precipitation. Throughout the year, there are 153.8 rainfall days, and 30.94" (786mm) of precipitation is accumulated.

Snowfall

January through May, November and December are months with snowfall. In Rockledge, Pennsylvania, during December, snow falls for 2.7 days and regularly aggregates up to 1.18" (30mm) of snow. Throughout the year, there are 16.8 snowfall days, and 8.5" (216mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 24min of daylight.
On the first day of December, sunrise is at 7:03 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 4:45 pm EST.

Sunshine

In December, the average sunshine is 5h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Updated: Aug 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in December?

An average high-temperature, in December, in Rockledge, is 43.7°F (6.5°C) and the average low-temperature is 32.5°F (0.3°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in August is evaluated at 91.4°F (33°C).

What is the average humidity in December?

In Rockledge, the average relative humidity in December is 76%.

How much does it rain in Rockledge in December?

In Rockledge, during December, the rain falls for 9.8 days and regularly aggregates up to 3.03" (77mm) of precipitation.

How many days does it snow in December?

In Rockledge, in December, snow falls for 2.7 days, with typically accumulated 1.18" (30mm) of snow.

What is the month with the shortest days?

With an average of 9h and 24min of daylight, December has the shortest days of the year.

What is the average length of the day in December?

In Rockledge, the average day length in December is 9h and 23min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:03 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 4:45 pm EST.

How many hours of sunshine does Rockledge have in December?

In December, the average sunshine duration is 5h.

When is the lowest UV index?

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

How high is the UV index in December?

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

Average temperature in December - Rockledge, PA
  • Average high temperature in December: 43.7°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in December: 32.5°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

Average pressure in December
Rockledge, PA

Average pressure in December - Rockledge, 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 (29.93"Hg).

Average wind speed in December
Rockledge, PA

Average wind speed in December - Rockledge, PA
  • Average wind speed in December: 7.7mph

The windiest months (with the highest average wind speed) are March and April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

Average humidity in December
Rockledge, PA

Average humidity in December - Rockledge, PA
  • Average humidity in December: 76%

The months with the highest relative humidity are February and October (77%).
The months with the lowest relative humidity are April, July and August (71%).

Average rainfall in December
Rockledge, PA

Average rainfall in December - Rockledge, PA
  • Average rainfall in December: 3.03"

The wettest month (with the highest rainfall) is July (3.39").
The driest month (with the least rainfall) is January (1.89").

Average rainfall days in December
Rockledge, PA

Average rainfall days in December - Rockledge, PA
  • Average rainfall days in December: 9.8 days

The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is November (7.5 days).

Average snowfall in December
Rockledge, PA

Average snowfall in December - Rockledge, PA
  • Average snowfall in December: 1.18"

The month with the highest snowfall is March (2.76").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in December
Rockledge, PA

Average snowfall days in December - Rockledge, PA
  • Average snowfall days in December: 2.7 days

The month with the highest number of snowfall days is January (5.2 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Rockledge, 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 24min).

  • Average sunshine in December: 5h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in December
Rockledge, PA

Average sunshine days in December - Rockledge, PA
  • Average sunshine days in December: 19 days

The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is July (10.4 days).

Average UV index in December
Rockledge, PA

Average UV index in December - Rockledge, PA
  • Average UV index in December: 2

The months with the highest UV index are May, June, July and August (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
Rockledge, PA

Average cloud cover in December - Rockledge, PA
  • Average cloud cover in December: 47

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 33).

Average visibility in December
Rockledge, PA

Average visibility in December - Rockledge, PA
  • Average visibility in December: 6mi

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

Rockledge, Pennsylvania, USA

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