December weather forecastColesburg, PA
December
Weather in December
The first month of the winter, December, is also a wintry month in Colesburg, Pennsylvania, with an average temperature varying between 23.7°F (-4.6°C) and 33.4°F (0.8°C).Temperature
As November transitions into December, Colesburg sees a drop in the average high-temperature, transitioning from a chilly 43.3°F (6.3°C) to a wintry 33.4°F (0.8°C). Colesburg's temperature lowers to a mean of 23.7°F (-4.6°C) during the nights in December.Humidity
The average relative humidity in December is 87%.Rainfall
In December, the rain falls for 10.4 days. Throughout December, 2.8" (71mm) of precipitation is accumulated. In Colesburg, during the entire year, the rain falls for 168.4 days and collects up to 31.57" (802mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In December, in Colesburg, Pennsylvania, it is snowing for 19.6 days. Throughout December, 9.96" (253mm) of snow is accumulated. Throughout the year, there are 98.2 snowfall days, and 52.05" (1322mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 12min of daylight.On the first day of the month, sunrise is at 7:20 am and sunset at 4:41 pm. On the last day of December, sunrise is at 7:39 am and sunset at 4:51 pm EST.
Sunshine
In December, the average sunshine is 2.7h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the average person.Note: The daily maximum UV index of 1 in December interprets into the following advice:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. To protect against the Sun's most potent rays, avoid direct exposure around midday. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Colesburg, PA
- Average high temperature in December: 33.4°F
The warmest month (with the highest average high temperature) is July (78.6°F).
The month with the lowest average high temperature is January (27.7°F).
- Average low temperature in December: 23.7°F
The month with the highest average low temperature is July (56.1°F).
The coldest month (with the lowest average low temperature) is January (15.6°F).
Average pressure in December
Colesburg, 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
Colesburg, PA
- Average wind speed in December: 8.8mph
The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in December
Colesburg, PA
- Average humidity in December: 87%
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are June and July (78%).
Average rainfall in December
Colesburg, PA
- Average rainfall in December: 2.8"
The wettest month (with the highest rainfall) is April (3.62").
The driest month (with the least rainfall) is August (2.09").
Average rainfall days in December
Colesburg, PA
- Average rainfall days in December: 10.4 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is January (7.2 days).
Average snowfall in December
Colesburg, PA
- Average snowfall in December: 9.96"
The month with the highest snowfall is February (12.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Colesburg, PA
- Average snowfall days in December: 19.6 days
The month with the highest number of snowfall days is January (21.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Colesburg, PA
- Average daylight in December: 9h and 12min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 2h and 42min
The months with the most sunshine are July and August (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).
Average sunshine days in December
Colesburg, PA
- Average sunshine days in December: 5.9 days
The month with the most sunshine days is September (13.5 days).
The month with the least sunshine days is February (4.7 days).
Average UV index in December
Colesburg, PA
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Colesburg, PA
- Average cloud cover in December: 75
The month with the most cloud cover is January (Cloud cover 76).
The month with the least cloud cover is July (Cloud cover 42).
Average visibility in December
Colesburg, PA
- Average visibility in December: 4mi
The months with the highest visibility are March, April, May, June, July, August, October and November (5mi).
The months with the lowest visibility are January, February, September and December (4mi).
