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's arrival correlates with a reduction in the average high-temperature, down from a chilly 43.2°F (6.2°C) in November to a wintry 32.9°F (0.5°C). In the month of December, the temperature generally rests at an average low of 23.2°F (-4.9°C).Humidity
The average relative humidity in December is 87%.Rainfall
In December, the rain falls for 9.9 days. Throughout December, 1.38" (35mm) of precipitation is accumulated. In Blackesley Corner, during the entire year, the rain falls for 142.2 days and collects up to 18.58" (472mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Blackesley Corner. In Blackesley Corner, in December, snow falls for 15.5 days, with typically accumulated 4.25" (108mm) of snow. Throughout the year, in Blackesley Corner, there are 82.5 snowfall days, and 23.31" (592mm) of snow is accumulated.Daylight
December has the shortest days of the year in Blackesley Corner, with an average of 9h and 12min of daylight.On the first day of the month, sunrise is at 7:12 am and sunset at 4:31 pm. On the last day of December, sunrise is at 7:31 am and sunset at 4:40 pm EST.
Sunshine
The average sunshine in December in Blackesley Corner 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 reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 1 during December translates into the following guidance:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Opt for tightly woven and loose clothing to enhance protection from the Sun. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Blackesley Corner in December?
What is the average humidity in December in Blackesley Corner?
How much does it rain in Blackesley Corner in December?
How many days does it snow in December in Blackesley Corner?
What is the month with the shortest days in Blackesley Corner?
How many hours of daylight does Blackesley Corner have in December?
What time are sunrise and sunset in December in Blackesley Corner?
How many hours of sunshine does Blackesley Corner have in December?
When is the lowest UV index in Blackesley Corner?
What is the UV index reading in December in Blackesley Corner?
Average temperature in December
Blackesley Corner, 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
Blackesley Corner, 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
Blackesley Corner, 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
Blackesley Corner, 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
Blackesley Corner, 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
Blackesley Corner, 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
Blackesley Corner, 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
Blackesley Corner, 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
Blackesley Corner, 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
Blackesley Corner, 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
Blackesley 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 February, November and December (UV index 1).
Average cloud cover in December
Blackesley Corner, 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
Blackesley Corner, 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).
Blackesley Corner, New York, USA
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