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
As November transitions into December, Washington Crossing sees a drop in the average high-temperature, transitioning from a cool 52°F (11.1°C) to a frosty 43°F (6.1°C). Throughout December, Washington Crossing registers a consistent average low-temperature of 31.3°F (-0.4°C).Humidity
The months with the highest humidity in Washington Crossing, Pennsylvania, are February, October and December, with an average relative humidity of 78%.Rainfall
In December, in Washington Crossing, Pennsylvania, the rain falls for 7.3 days. Throughout December, 0.98" (25mm) of precipitation is accumulated. In Washington Crossing, during the entire year, the rain falls for 116.7 days and collects up to 10.12" (257mm) of precipitation.Snowfall
Months with snowfall are January through May, November and December. In Washington Crossing, during December, snow falls for 2.5 days and regularly aggregates up to 0.43" (11mm) of snow. Throughout the year, there are 14.2 snowfall days, and 2.44" (62mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 7:03 am and sunset at 4:33 pm. On the last day of December, sunrise is at 7:22 am and sunset at 4:43 pm EST.
Sunshine
In December, the average sunshine in Washington Crossing is 5h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Opt for tightly woven and loose clothing to enhance protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
How cold does it get in Washington Crossing in December?
What are the most humid months in Washington Crossing?
What is the average humidity in December in Washington Crossing?
How much does it rain in Washington Crossing in December?
How much does it snow in Washington Crossing in December?
What is the month with the shortest days in Washington Crossing?
How many hours of daylight does Washington Crossing have in December?
When is the sunrise / sunset in December in Washington Crossing?
How long on average sun shines in December in Washington Crossing?
When is the lowest UV index in Washington Crossing?
What is the UV index intensity in December in Washington Crossing?
Average temperature in December
Washington Crossing, PA
- Average high temperature in December: 43°F
The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (36.9°F).
- Average low temperature in December: 31.3°F
The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure in December
Washington Crossing, PA
- Average pressure in December: 30.09"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
Washington Crossing, PA
- Average wind speed in December: 7.8mph
The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in December
Washington Crossing, PA
- Average humidity in December: 78%
The months with the highest relative humidity are February, October and December (78%).
The month with the lowest relative humidity is April (72%).
Average rainfall in December
Washington Crossing, PA
- Average rainfall in December: 0.98"
The wettest month (with the highest rainfall) is July (1.26").
The driest month (with the least rainfall) is September (0.51").
Average rainfall days in December
Washington Crossing, PA
- Average rainfall days in December: 7.3 days
The month with the highest number of rainy days is May (13.1 days).
The month with the least rainy days is January (6.4 days).
Average snowfall in December
Washington Crossing, PA
- Average snowfall in December: 0.43"
The month with the highest snowfall is February (0.71").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Washington Crossing, PA
- Average snowfall days in December: 2.5 days
The month with the highest number of snowfall days is January (4.5 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Washington Crossing, 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: 5h and 0min
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 48min).
Average sunshine days in December
Washington Crossing, PA
- Average sunshine days in December: 21.6 days
The month with the most sunshine days is January (21.9 days).
The month with the least sunshine days is June (14.8 days).
Average UV index in December
Washington Crossing, 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, March, November and December (UV index 2).
Average cloud cover in December
Washington Crossing, PA
- Average cloud cover in December: 47
The months with the most cloud cover are February and December (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in December
Washington Crossing, PA
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Washington Crossing, Pennsylvania, USA
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