Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
December's onset corresponds with a shift in the average high-temperature, moving from a frosty 45.5°F (7.5°C) in November to an icy 36°F (2.2°C). In December, Clearfield experiences an average nighttime temperature of 25.5°F (-3.6°C).Humidity
In Clearfield, the average relative humidity in December is 86%.Rainfall
In Clearfield, during December, the rain falls for 11.6 days and regularly aggregates up to 2.8" (71mm) of precipitation. In Clearfield, during the entire year, the rain falls for 165.7 days and collects up to 31.54" (801mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Clearfield, during December, snow falls for 15.5 days and regularly aggregates up to 7.36" (187mm) of snow. Throughout the year, there are 76 snowfall days, and 37.6" (955mm) of snow is accumulated.Daylight
With an average of 9h and 18min of daylight, December has the shortest days of the year.On the first day of December in Clearfield, sunrise is at 7:19 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 4:55 pm EST.
Sunshine
The average sunshine in December is 2.9h.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 low health risk from unsafe exposure to UV radiation for the average person.Note: In December, the maximum UV index of 1 transforms into these recommendations:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. To protect against the Sun's most potent rays, avoid direct exposure around midday. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days in Clearfield?
What is the average length of the day in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Clearfield, PA
- Average high temperature in December: 36°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in December: 25.5°F
The month with the highest average low temperature is July (58.3°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure in December
Clearfield, PA
- Average pressure in December: 30.1"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
Clearfield, PA
- Average wind speed in December: 8.5mph
The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity in December
Clearfield, PA
- Average humidity in December: 86%
The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is July (77%).
Average rainfall in December
Clearfield, PA
- Average rainfall in December: 2.8"
The wettest month (with the highest rainfall) is April (3.43").
The driest month (with the least rainfall) is August (1.97").
Average rainfall days in December
Clearfield, PA
- Average rainfall days in December: 11.6 days
The month with the highest number of rainy days is May (19.7 days).
The month with the least rainy days is January (7.6 days).
Average snowfall in December
Clearfield, PA
- Average snowfall in December: 7.36"
The month with the highest snowfall is January (9.25").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Clearfield, PA
- Average snowfall days in December: 15.5 days
The month with the highest number of snowfall days is January (19.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Clearfield, PA
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 2h and 5min
The months with the most sunshine are July and August (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).
Average sunshine days in December
Clearfield, PA
- Average sunshine days in December: 8.8 days
The month with the most sunshine days is September (14.7 days).
The month with the least sunshine days is February (7.3 days).
Average UV index in December
Clearfield, PA
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Clearfield, PA
- Average cloud cover in December: 71
The month with the most cloud cover is January (Cloud cover 74).
The months with the least cloud cover are July and August (Cloud cover 40).
Average visibility in December
Clearfield, PA
- Average visibility in December: 4mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February and December (4mi).
Clearfield, Pennsylvania, USA
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