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
The commencement of December indicates a shift in the average high-temperature, receding from November's chilly 47.8°F (8.8°C) to a wintry 37.4°F (3°C). Bloomington experiences an average low-temperature reading of 25.3°F (-3.7°C) throughout December.Humidity
The months with the highest humidity are February and December, with an average relative humidity of 81%.Rainfall
In Bloomington, during December, the rain falls for 11.8 days and regularly aggregates up to 2.44" (62mm) of precipitation. Throughout the year, there are 152.8 rainfall days, and 26.1" (663mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Bloomington, in December, during 7.5 snowfall days, 4.49" (114mm) of snow is typically accumulated. Throughout the year, there are 40 snowfall days, and 19.02" (483mm) of snow is accumulated.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 7:04 am and sunset at 4:26 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 4:35 pm EST.
Sunshine
In December, the average sunshine is 5h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: In December, the UV index of 2 transforms into the following advice:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the most humid month?
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 in Bloomington?
How many hours of daylight does Bloomington have in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Bloomington have in December?
When is the lowest UV index in Bloomington?
What is the UV index reading in December?
Average temperature in December
Bloomington, NY
- Average high temperature in December: 37.4°F
The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (31.6°F).
- Average low temperature in December: 25.3°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (19°F).
Average pressure in December
Bloomington, 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
Bloomington, NY
- Average wind speed in December: 5.7mph
The windiest month (with the highest average wind speed) is March (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in December
Bloomington, NY
- Average humidity in December: 81%
The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is April (74%).
Average rainfall in December
Bloomington, NY
- Average rainfall in December: 2.44"
The wettest month (with the highest rainfall) is October (2.87").
The driest month (with the least rainfall) is September (1.5").
Average rainfall days in December
Bloomington, NY
- Average rainfall days in December: 11.8 days
The month with the highest number of rainy days is April (16.1 days).
The month with the least rainy days is February (8.6 days).
Average snowfall in December
Bloomington, NY
- Average snowfall in December: 4.49"
The month with the highest snowfall is February (5.43").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Bloomington, NY
- Average snowfall days in December: 7.5 days
The month with the highest number of snowfall days is January (10.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Bloomington, 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: 5h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in December
Bloomington, NY
- Average sunshine days in December: 14.8 days
The month with the most sunshine days is September (17.5 days).
The month with the least sunshine days is April (11.8 days).
Average UV index in December
Bloomington, NY
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in December
Bloomington, NY
- Average cloud cover in December: 47
The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are July and August (Cloud cover 34).
Average visibility in December
Bloomington, NY
- Average visibility in December: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Bloomington, New York, USA
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