December weather forecastSwift Corner, NY
December
Weather in December
December, the first month of the winter in Swift Corner, is also an icy month, with an average temperature ranging between max 33.1°F (0.6°C) and min 24.3°F (-4.3°C).Temperature
With the onset of December, Swift Corner's average high-temperature adjusts, receding from November's frosty 43.7°F (6.5°C) to a cold 33.1°F (0.6°C). Swift Corner navigates through December with a barely noticeable decrease in temperature at night, stabilizing at a freezing cold 24.3°F (-4.3°C).Humidity
In December, the average relative humidity is 87%.Rainfall
In Swift Corner, in December, during 5.8 rainfall days, 0.71" (18mm) of precipitation is typically accumulated. In Swift Corner, during the entire year, the rain falls for 114.4 days and collects up to 10.59" (269mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In December, it is snowing for 11.8 days. Throughout December, 2.01" (51mm) of snow is accumulated. In Swift Corner, during the entire year, snow falls for 67.3 days and aggregates up to 12.32" (313mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 6min of daylight.On the first day of December, sunrise is at 7:15 am and sunset at 4:30 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 4:40 pm EST.
Sunshine
In Swift Corner, the average sunshine in December is 2.9h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum high daily UV index of 1 during December translates into the following directions:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Swift Corner, NY
- Average high temperature in December: 33.1°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 (27°F).
- Average low temperature in December: 24.3°F
The month with the highest average low temperature is July (58.3°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).
Average pressure in December
Swift Corner, NY
- Average pressure in December: 30.06"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Swift Corner, NY
- Average wind speed in December: 9.8mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity in December
Swift Corner, NY
- Average humidity in December: 87%
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April and May (79%).
Average rainfall in December
Swift Corner, NY
- Average rainfall in December: 0.71"
The wettest month (with the highest rainfall) is May (1.18").
The driest month (with the least rainfall) is September (0.63").
Average rainfall days in December
Swift Corner, NY
- Average rainfall days in December: 5.8 days
The month with the highest number of rainy days is July (14.5 days).
The month with the least rainy days is January (4.5 days).
Average snowfall in December
Swift Corner, NY
- Average snowfall in December: 2.01"
The month with the highest snowfall is November (2.44").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Swift Corner, NY
- Average snowfall days in December: 11.8 days
The month with the highest number of snowfall days is February (14.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Swift Corner, NY
- Average daylight in December: 9h and 6min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 2h and 54min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 2h and 24min).
Average sunshine days in December
Swift Corner, NY
- Average sunshine days in December: 16.5 days
The month with the most sunshine days is October (18.2 days).
The months with the least sunshine days are February and July (12.9 days).
Average UV index in December
Swift Corner, NY
- 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 and December (UV index 1).
Average cloud cover in December
Swift Corner, NY
- Average cloud cover in December: 71
The month with the most cloud cover is February (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 35).
Average visibility in December
Swift Corner, NY
- Average visibility in December: 6mi
The months with the highest visibility are April, May, October, November and December (6mi).
The months with the lowest visibility are January, February, March, June, July, August and September (5mi).





