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 Lisbon enters December, the average high-temperature decreases from the a frosty 42.8°F (6°C) of November to a subzero cold 30.4°F (-0.9°C). During the month of December, the temperature in Lisbon, New York, generally drops to a low average of 20.5°F (-6.4°C).Humidity
The average relative humidity in December is 86%.Rainfall
In Lisbon, during December, the rain falls for 10.8 days and regularly aggregates up to 1.81" (46mm) of precipitation. Throughout the year, in Lisbon, there are 159.6 rainfall days, and 24.25" (616mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Lisbon. In Lisbon, in December, snow falls for 15.8 days, with typically accumulated 4.65" (118mm) of snow. Throughout the year, in Lisbon, New York, there are 77.6 snowfall days, and 24.88" (632mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 8h and 54min of daylight.On the first day of the month, sunrise is at 7:19 am and sunset at 4:22 pm. On the last day of December, in Lisbon, New York, sunrise is at 7:38 am and sunset at 4:30 pm EST.
Sunshine
The average sunshine in December in Lisbon is 3h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum daily UV index of 1 in December converts into the following recommendations:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Boost your sun resistance with garments that are densely woven yet spacious. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Frequently asked questions
How cold is it in Lisbon in December?
What is the average humidity in December in Lisbon?
How much does it rain in Lisbon in December?
How many days does it snow in December in Lisbon?
What is the month with the shortest days in Lisbon?
How many hours of daylight does Lisbon have in December?
When is the sunrise / sunset in December in Lisbon?
How long on average sun shines in December in Lisbon?
What is the month with the lowest UV index in Lisbon?
What is the UV index intensity in December in Lisbon?
Average temperature in December
Lisbon, NY
- Average high temperature in December: 30.4°F
The warmest month (with the highest average high temperature) is July (77°F).
The month with the lowest average high temperature is January (23.7°F).
- Average low temperature in December: 20.5°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (10.2°F).
Average pressure in December
Lisbon, NY
- Average pressure in December: 30.04"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in December
Lisbon, NY
- Average wind speed in December: 8.5mph
The windiest month (with the highest average wind speed) is February (9.2mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).
Average humidity in December
Lisbon, NY
- Average humidity in December: 86%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is April (77%).
Average rainfall in December
Lisbon, NY
- Average rainfall in December: 1.81"
The wettest month (with the highest rainfall) is August (2.6").
The driest month (with the least rainfall) is February (1.61").
Average rainfall days in December
Lisbon, NY
- Average rainfall days in December: 10.8 days
The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is February (6.8 days).
Average snowfall in December
Lisbon, NY
- Average snowfall in December: 4.65"
The month with the highest snowfall is January (6.06").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Lisbon, NY
- Average snowfall days in December: 15.8 days
The month with the highest number of snowfall days is January (19.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Lisbon, NY
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in December: 3h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 2h and 48min).
Average sunshine days in December
Lisbon, NY
- Average sunshine days in December: 8.7 days
The month with the most sunshine days is September (14.6 days).
The month with the least sunshine days is February (8.4 days).
Average UV index in December
Lisbon, NY
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Lisbon, NY
- Average cloud cover in December: 68
The months with the most cloud cover are January and February (Cloud cover 71).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in December
Lisbon, NY
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, July, September, October and November (6mi).
The month with the lowest visibility is January (4mi).
Lisbon, New York, USA
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