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
Waterford's transition into December involves a shift in temperature, receding from a frosty 45.1°F (7.3°C) in November to an icy 35.8°F (2.1°C). Throughout the December nights, Waterford encounters a low-temperature of 26.4°F (-3.1°C).Humidity
In Waterford, the average relative humidity in December is 87%.Rainfall
In Waterford, Pennsylvania, in December, it is raining for 9.4 days, with typically 3.5" (89mm) of accumulated precipitation. In Waterford, during the entire year, the rain falls for 172.3 days and collects up to 37.48" (952mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. December is the month with the most snowfall in Waterford. Snow falls for 17.9 days and accumulates 11.77" (299mm) of snow.Daylight
December has the shortest days of the year in Waterford, with an average of 9h and 12min of daylight.On the first day of the month, sunrise is at 7:28 am and sunset at 4:49 pm. On the last day of December, sunrise is at 7:47 am and sunset at 4:58 pm EST.
Sunshine
In December, the average sunshine in Waterford is 2.1h.UV index
January, February and December, with an average maximum UV index of 1, are months with the lowest UV index in Waterford, Pennsylvania. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for average individuals.Note: A maximum high daily UV index of 1 during December translates into the following directions:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
How cold is December in Waterford?
What is the average humidity in December in Waterford?
How many days does it rain in December in Waterford?
What is the snowiest month in Waterford?
How much does it snow in Waterford in December?
What is the month with the shortest days in Waterford?
How many hours of daylight does Waterford have in December?
When are sunrise and sunset in December in Waterford?
How many hours of sunshine does Waterford have in December?
What is the month with the lowest UV index in Waterford?
What is the UV index reading in December in Waterford?
Average temperature in December
Waterford, PA
- Average high temperature in December: 35.8°F
The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (29.3°F).
- Average low temperature in December: 26.4°F
The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).
Average pressure in December
Waterford, PA
- Average pressure in December: 30.08"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Waterford, PA
- Average wind speed in December: 10mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).
Average humidity in December
Waterford, PA
- Average humidity in December: 87%
The month with the highest relative humidity is February (90%).
The months with the lowest relative humidity are April and May (80%).
Average rainfall in December
Waterford, PA
- Average rainfall in December: 3.5"
The wettest month (with the highest rainfall) is October (3.62").
The driest months (with the least rainfall) are August and September (2.52").
Average rainfall days in December
Waterford, PA
- Average rainfall days in December: 9.4 days
The month with the highest number of rainy days is July (18.7 days).
The month with the least rainy days is January (7.2 days).
Average snowfall in December
Waterford, PA
- Average snowfall in December: 11.77"
The month with the highest snowfall is December (11.77").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Waterford, PA
- Average snowfall days in December: 17.9 days
The month with the highest number of snowfall days is January (21.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Waterford, PA
- Average daylight in December: 9h and 1min
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 1min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 1h and 54min).
Average sunshine days in December
Waterford, PA
- Average sunshine days in December: 6.3 days
The month with the most sunshine days is September (12.5 days).
The month with the least sunshine days is January (5 days).
Average UV index in December
Waterford, 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, February and December (UV index 1).
Average cloud cover in December
Waterford, PA
- Average cloud cover in December: 78
The month with the most cloud cover is January (Cloud cover 81).
The months with the least cloud cover are July and August (Cloud cover 35).
Average visibility in December
Waterford, PA
- Average visibility in December: 4mi
The months with the highest visibility are June, September and October (6mi).
The months with the lowest visibility are January, February and December (4mi).
Waterford, Pennsylvania, USA
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