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
A decrease in the average high-temperature is observed during December, shifting from a chilly 46.4°F (8°C) in November to a cold 36.5°F (2.5°C). During December, Strongstown's temperature averages to a subzero cold 26.6°F (-3°C) at night.Humidity
The average relative humidity in December is 85%.Rainfall
In December, the rain falls for 10.8 days. Throughout December, 3.07" (78mm) of precipitation is accumulated. In Strongstown, during the entire year, the rain falls for 169.1 days and collects up to 32.6" (828mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In December, it is snowing for 12.4 days. Throughout December, 6.38" (162mm) of snow is accumulated. Throughout the year, there are 65.6 snowfall days, and 33.54" (852mm) 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, sunrise is at 7:20 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 4:58 pm EST.
Sunshine
The average sunshine in December is 3.3h.UV index
The month with the lowest UV index is December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: In December, a daily maximum UV index of 1 leads to the following instructions:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
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 much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Strongstown have in December?
What time are sunrise and sunset in December?
How long on average sun shines in December?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Strongstown, PA
- Average high temperature in December: 36.5°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in December: 26.6°F
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in December
Strongstown, 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
Strongstown, PA
- Average wind speed in December: 9.4mph
The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in December
Strongstown, PA
- Average humidity in December: 85%
The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are April and July (78%).
Average rainfall in December
Strongstown, PA
- Average rainfall in December: 3.07"
The wettest month (with the highest rainfall) is May (3.58").
The driest month (with the least rainfall) is November (1.85").
Average rainfall days in December
Strongstown, PA
- Average rainfall days in December: 10.8 days
The month with the highest number of rainy days is May (20.7 days).
The month with the least rainy days is February (9.3 days).
Average snowfall in December
Strongstown, PA
- Average snowfall in December: 6.38"
The month with the highest snowfall is January (8.27").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Strongstown, PA
- Average snowfall days in December: 12.4 days
The month with the highest number of snowfall days is January (17.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Strongstown, 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 18min).
- Average sunshine in December: 3h and 2min
The months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in December
Strongstown, PA
- Average sunshine days in December: 9.8 days
The month with the most sunshine days is November (14.8 days).
The month with the least sunshine days is January (7.5 days).
Average UV index in December
Strongstown, 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
Strongstown, PA
- Average cloud cover in December: 68
The month with the most cloud cover is January (Cloud cover 72).
The months with the least cloud cover are July and August (Cloud cover 39).
Average visibility in December
Strongstown, PA
- Average visibility in December: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).
Strongstown, Pennsylvania, USA
Weather forecast for your location
2. Allow the app to use your location