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
Shippensburg, Pennsylvania, in December demonstrates a small temperature transition, adjusting from an average high of a cool 50°F (10°C) in November to a wintry 40.8°F (4.9°C). Shippensburg's temperature drops to an average low of 28.9°F (-1.7°C) during the nights of December.Humidity
In Shippensburg, the average relative humidity in December is 79%.Rainfall
In Shippensburg, Pennsylvania, in December, during 10.8 rainfall days, 2.05" (52mm) of precipitation is typically accumulated. Throughout the year, there are 156 rainfall days, and 27.2" (691mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Shippensburg. In Shippensburg, during December, snow falls for 4.2 days and regularly aggregates up to 1.73" (44mm) of snow. Throughout the year, in Shippensburg, there are 28.8 snowfall days, and 15.39" (391mm) of snow is accumulated.Daylight
December has the shortest days of the year in Shippensburg, with an average of 9h and 24min of daylight.On the first day of December, sunrise is at 7:13 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 4:54 pm EST.
Sunshine
The average sunshine in December is 4.6h.UV index
The months with the lowest UV index in Shippensburg are January through March, 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 daily maximum UV index of 2 in December interprets into the following advice:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
How cold does it get in Shippensburg in December?
What is the average humidity in December in Shippensburg?
How much does it rain in Shippensburg in December?
How much does it snow in Shippensburg in December?
What is the month with the shortest days in Shippensburg?
What is the average length of the day in December in Shippensburg?
What time are sunrise and sunset in December in Shippensburg?
How many hours of sunshine does Shippensburg have in December?
What is the month with the lowest UV index in Shippensburg?
What is the UV index intensity in December in Shippensburg?
Average temperature in December
Shippensburg, PA
- Average high temperature in December: 40.8°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (35.1°F).
- Average low temperature in December: 28.9°F
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).
Average pressure in December
Shippensburg, PA
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Shippensburg, PA
- Average wind speed in December: 7.2mph
The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in December
Shippensburg, PA
- Average humidity in December: 79%
The months with the highest relative humidity are February and October (80%).
The month with the lowest relative humidity is July (75%).
Average rainfall in December
Shippensburg, PA
- Average rainfall in December: 2.05"
The wettest month (with the highest rainfall) is May (2.95").
The driest month (with the least rainfall) is January (1.85").
Average rainfall days in December
Shippensburg, PA
- Average rainfall days in December: 10.8 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in December
Shippensburg, PA
- Average snowfall in December: 1.73"
The month with the highest snowfall is January (4.92").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Shippensburg, PA
- Average snowfall days in December: 4.2 days
The month with the highest number of snowfall days is January (8.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Shippensburg, 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: 4h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in December
Shippensburg, PA
- Average sunshine days in December: 16.6 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (11.6 days).
Average UV index in December
Shippensburg, PA
- Average UV index in December: 2
The months with the highest UV index are June and July (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
Shippensburg, PA
- Average cloud cover in December: 52
The months with the most cloud cover are January, February and December (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in December
Shippensburg, PA
- Average visibility in December: 6mi
The months with the highest visibility are April, June, July, November and December (6mi).
The months with the lowest visibility are January, February, March, May, August, September and October (5mi).
Shippensburg, Pennsylvania, USA
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