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
December implies a gentle temperature shift, with average high-temperatures reducing from November's frosty 43.2°F (6.2°C) to a cold 32.9°F (0.5°C). In December, the recorded average low-temperature is a freezing cold 23.2°F (-4.9°C).Humidity
In December, the average relative humidity is 87%.Rainfall
In Afton, in December, during 9.9 rainfall days, 1.38" (35mm) of precipitation is typically accumulated. Throughout the year, there are 142.2 rainfall days, and 18.58" (472mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In December, it is snowing for 15.5 days. Throughout December, 4.25" (108mm) of snow is accumulated. In Afton, during the entire year, snow falls for 82.5 days and aggregates up to 23.31" (592mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 12min of daylight.On the first day of December, sunrise is at 7:11 am and sunset at 4:30 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 4:40 pm EST.
Sunshine
The average sunshine in December in Afton is 2.7h.UV index
February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the average person.Note: In December, a daily UV index of 1 turns into the following recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
How many hours of sunshine does Afton have in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Afton, NY
- Average high temperature in December: 32.9°F
The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (26.8°F).
- Average low temperature in December: 23.2°F
The month with the highest average low temperature is July (57.2°F).
The coldest month (with the lowest average low temperature) is January (15.4°F).
Average pressure in December
Afton, NY
- Average pressure in December: 30.07"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Afton, NY
- Average wind speed in December: 9.1mph
The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in December
Afton, NY
- Average humidity in December: 87%
The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is July (79%).
Average rainfall in December
Afton, NY
- Average rainfall in December: 1.38"
The wettest month (with the highest rainfall) is August (2.05").
The driest month (with the least rainfall) is September (1.1").
Average rainfall days in December
Afton, NY
- Average rainfall days in December: 9.9 days
The month with the highest number of rainy days is May (16.4 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in December
Afton, NY
- Average snowfall in December: 4.25"
The month with the highest snowfall is January (4.65").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Afton, NY
- Average snowfall days in December: 15.5 days
The month with the highest number of snowfall days is January (18.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Afton, NY
- 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 4min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 2h and 30min).
Average sunshine days in December
Afton, NY
- Average sunshine days in December: 8.7 days
The month with the most sunshine days is September (16.3 days).
The month with the least sunshine days is February (7.1 days).
Average UV index in December
Afton, 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 February, November and December (UV index 1).
Average cloud cover in December
Afton, NY
- Average cloud cover in December: 73
The month with the most cloud cover is February (Cloud cover 75).
The month with the least cloud cover is July (Cloud cover 40).
Average visibility in December
Afton, NY
- Average visibility in December: 5mi
The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is February (4mi).
Afton, New York, USA
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