December weather forecast
Fergusonville, PA

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Weather in December

December, the first month of the winter in Fergusonville, is still a chilly month, with temperature in the range of an average high of 43.7°F (6.5°C) and an average low of 32.4°F (0.2°C).

Temperature

As Fergusonville enters December, the average high-temperature subtly lowers from the a fresh 52.3°F (11.3°C) of November to a frosty 43.7°F (6.5°C). In Fergusonville, the average temperature during the nights of December drops to a wintry 32.4°F (0.2°C).

Humidity

The average relative humidity in December is 77%.

Rainfall

In Fergusonville, in December, during 10.9 rainfall days, 3.19" (81mm) of precipitation is typically accumulated. Throughout the year, there are 154.4 rainfall days, and 31.38" (797mm) of precipitation is accumulated.

Snowfall

January through May, November and December are months with snowfall. In Fergusonville, in December, during 2.8 snowfall days, 1.22" (31mm) of snow is typically accumulated. In Fergusonville, during the entire year, snow falls for 15.9 days and aggregates up to 8.5" (216mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 24min of daylight.
On the first day of December, sunrise is at 7:03 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 4:44 pm EST.

Sunshine

In December, the average sunshine in Fergusonville is 5h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index of 2 during December translates into these guidelines:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Updated: Jun 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in December?

In Fergusonville, in December, the average high-temperature is 43.7°F (6.5°C), and the average low-temperature is 32.4°F (0.2°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in August is estimated at 89.6°F (32°C).

What is the average humidity in December?

In December, the average relative humidity is 77%.

How many days does it rain in December?

In December, the rain falls for 10.9 days. Throughout December, 3.19" (81mm) of precipitation is accumulated.

How many days does it snow in December?

In Fergusonville, in December, snow falls for 2.8 days, with typically accumulated 1.22" (31mm) 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 December, the average day length is 9h and 23min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:03 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 4:44 pm EST.

How many hours of sunshine does Fergusonville have in December?

The average sunshine duration in December is 5h.

What are the months with the lowest UV index?

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

What is the UV index intensity in December in Fergusonville?

In Fergusonville, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health threat 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
Fergusonville, PA

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

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (37°F).

  • Average low temperature in December: 32.4°F

The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

Average pressure in December
Fergusonville, PA

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

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in December
Fergusonville, PA

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

The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

Average humidity in December
Fergusonville, PA

Average humidity in December - Fergusonville, PA
  • Average humidity in December: 77%

The months with the highest relative humidity are February and October (78%).
The month with the lowest relative humidity is April (72%).

Average rainfall in December
Fergusonville, PA

Average rainfall in December - Fergusonville, PA
  • Average rainfall in December: 3.19"

The wettest month (with the highest rainfall) is July (3.66").
The driest month (with the least rainfall) is January (1.89").

Average rainfall days in December
Fergusonville, PA

Average rainfall days in December - Fergusonville, PA
  • Average rainfall days in December: 10.9 days

The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is January (8 days).

Average snowfall in December
Fergusonville, PA

Average snowfall in December - Fergusonville, PA
  • Average snowfall in December: 1.22"

The month with the highest snowfall is March (2.99").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in December
Fergusonville, PA

Average snowfall days in December - Fergusonville, PA
  • Average snowfall days in December: 2.8 days

The month with the highest number of snowfall days is January (4.8 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
Fergusonville, PA

Average daylight in December / Average sunshine in December - Fergusonville, 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 36min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in December
Fergusonville, PA

Average sunshine days in December - Fergusonville, PA
  • Average sunshine days in December: 18.1 days

The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is July (9.9 days).

Average UV index in December
Fergusonville, PA

Average UV index in December - Fergusonville, 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, November and December (UV index 2).

Average cloud cover in December
Fergusonville, PA

Average cloud cover in December - Fergusonville, PA
  • Average cloud cover in December: 46

The months with the most cloud cover are February and March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in December
Fergusonville, PA

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

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

Fergusonville, Pennsylvania, USA

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