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
A moderate decline in the average high-temperature is seen during December, decreasing from a chilly 43.2°F (6.2°C) in November to an icy 32.9°F (0.5°C). December generally records an average low-temperature of 22.8°F (-5.1°C).Humidity
The average relative humidity in December is 85%.Rainfall
In Sloansville, in December, it is raining for 11.4 days, with typically 2.64" (67mm) of accumulated precipitation. In Sloansville, during the entire year, the rain falls for 165.5 days and collects up to 32.83" (834mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In December, it is snowing for 15.5 days. Throughout December, 8.66" (220mm) of snow is accumulated. Throughout the year, in Sloansville, there are 81.8 snowfall days, and 42.09" (1069mm) of snow is accumulated.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 7:08 am and sunset at 4:24 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 4:33 pm EST.
Sunshine
In December, the average sunshine is 3.4h.UV index
February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the average person.Note: In December, an average UV index of 1 transforms into the following instructions:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. Direct Sun exposure should be minimized especially during midday when radiation is most intense. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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 many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Sloansville have in December?
When are sunrise and sunset in December in Sloansville?
How many hours of sunshine does Sloansville have in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Sloansville, 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: 22.8°F
The month with the highest average low temperature is July (57°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).
Average pressure in December
Sloansville, 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 (29.92"Hg).
Average wind speed in December
Sloansville, NY
- Average wind speed in December: 8.7mph
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
Sloansville, NY
- Average humidity in December: 85%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April and May (78%).
Average rainfall in December
Sloansville, NY
- Average rainfall in December: 2.64"
The wettest month (with the highest rainfall) is August (3.35").
The driest month (with the least rainfall) is September (2.13").
Average rainfall days in December
Sloansville, NY
- Average rainfall days in December: 11.4 days
The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in December
Sloansville, NY
- Average snowfall in December: 8.66"
The month with the highest snowfall is February (9.06").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Sloansville, NY
- Average snowfall days in December: 15.5 days
The month with the highest number of snowfall days is January (18.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Sloansville, NY
- Average daylight in December: 9h and 1min
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: 3h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 6min).
Average sunshine days in December
Sloansville, NY
- Average sunshine days in December: 9 days
The month with the most sunshine days is September (15 days).
The month with the least sunshine days is February (6.1 days).
Average UV index in December
Sloansville, 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
Sloansville, NY
- Average cloud cover in December: 66
The month with the most cloud cover is February (Cloud cover 68).
The month with the least cloud cover is July (Cloud cover 37).
Average visibility in December
Sloansville, 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).
Sloansville, New York, USA
Weather forecast for your location
2. Allow the app to use your location