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
The transition into December indicates a reduction in the average high-temperature, down to a cold 41.5°F (5.3°C) from November's fresh 50.9°F (10.5°C). Throughout the nights in December, an average low-temperature of 29.7°F (-1.3°C) is noted.Humidity
In December, the average relative humidity is 79%.Rainfall
In December, the rain falls for 9 days. Throughout December, 1.1" (28mm) of precipitation is accumulated. Throughout the year, there are 132.7 rainfall days, and 16.81" (427mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. In York Springs, in December, during 3.6 snowfall days, 1.18" (30mm) of snow is typically accumulated. Throughout the year, there are 20.4 snowfall days, and 6.5" (165mm) of snow is accumulated.Daylight
December has the shortest days of the year in York Springs, with an average of 9h and 24min of daylight.On the first day of December, sunrise is at 7:11 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 4:53 pm EST.
Sunshine
In December, the average sunshine is 4.9h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the average person.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold?
What is the average humidity in December?
How much does it rain in December?
How much does it snow in December?
What is the month with the shortest days in York Springs?
What is the average length of the day in December?
What time are sunrise and sunset in December?
How many hours of sunshine does York Springs have in December?
What are the months with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
York Springs, PA
- Average high temperature in December: 41.5°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 (35.6°F).
- Average low temperature in December: 29.7°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).
Average pressure in December
York Springs, 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
York Springs, PA
- Average wind speed in December: 7.8mph
The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in December
York Springs, PA
- Average humidity in December: 79%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is April (75%).
Average rainfall in December
York Springs, PA
- Average rainfall in December: 1.1"
The wettest month (with the highest rainfall) is August (2.01").
The driest month (with the least rainfall) is January (0.94").
Average rainfall days in December
York Springs, PA
- Average rainfall days in December: 9 days
The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is January (5.8 days).
Average snowfall in December
York Springs, PA
- Average snowfall in December: 1.18"
The month with the highest snowfall is March (1.81").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
York Springs, PA
- Average snowfall days in December: 3.6 days
The month with the highest number of snowfall days is February (5.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
York Springs, 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 5min
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 36min).
Average sunshine days in December
York Springs, PA
- Average sunshine days in December: 19.7 days
The month with the most sunshine days is January (20.9 days).
The month with the least sunshine days is July (12.6 days).
Average UV index in December
York Springs, 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
York Springs, PA
- Average cloud cover in December: 48
The months with the most cloud cover are February and March (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in December
York Springs, 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).
York Springs, Pennsylvania, USA
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