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
With December's arrival, Bartlett Hollow's weather changes as the average high-temperature falls from a chilly 43.2°F (6.2°C) in November to an icy 32.9°F (0.5°C). In December, Bartlett Hollow encounters an average low-temperature of 23.2°F (-4.9°C) during the night.Humidity
February and December, with an average relative humidity of 87%, are the most humid months.Rainfall
In Bartlett Hollow, in December, it is raining for 9.5 days, with typically 1.77" (45mm) of accumulated precipitation. Throughout the year, there are 156.8 rainfall days, and 24.88" (632mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Bartlett Hollow, during December, snow falls for 14.7 days and regularly aggregates up to 5" (127mm) of snow. In Bartlett Hollow, during the entire year, snow falls for 78.3 days and aggregates up to 27.87" (708mm) 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 the month, sunrise is at 7:10 am and sunset at 4:29 pm. On the last day of December, sunrise is at 7:29 am and sunset at 4:38 pm EST.
Sunshine
The average sunshine in December is 2.7h.UV index
The months with the lowest UV index in Bartlett Hollow are January, February, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum UV index of 1 during December translates into these guidelines:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to 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 many days does it snow in December?
What is the month with the shortest days in Bartlett Hollow?
How many hours of daylight does Bartlett Hollow have in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Bartlett Hollow have in December?
What are the months with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Bartlett Hollow, NY
- Average high temperature in December: 32.9°F
The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (27°F).
- Average low temperature in December: 23.2°F
The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).
Average pressure in December
Bartlett Hollow, 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
Bartlett Hollow, NY
- Average wind speed in December: 9mph
The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in December
Bartlett Hollow, NY
- Average humidity in December: 87%
The months with the highest relative humidity are February and December (87%).
The month with the lowest relative humidity is July (79%).
Average rainfall in December
Bartlett Hollow, NY
- Average rainfall in December: 1.77"
The wettest month (with the highest rainfall) is August (2.68").
The driest months (with the least rainfall) are January and February (1.61").
Average rainfall days in December
Bartlett Hollow, NY
- Average rainfall days in December: 9.5 days
The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is January (6.6 days).
Average snowfall in December
Bartlett Hollow, NY
- Average snowfall in December: 5"
The month with the highest snowfall is January (5.63").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Bartlett Hollow, NY
- Average snowfall days in December: 14.7 days
The month with the highest number of snowfall days is January (17.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Bartlett Hollow, 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 6min).
- Average sunshine in December: 2h and 4min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 2h and 36min).
Average sunshine days in December
Bartlett Hollow, NY
- Average sunshine days in December: 9.7 days
The month with the most sunshine days is September (14.6 days).
The month with the least sunshine days is February (7.8 days).
Average UV index in December
Bartlett Hollow, 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, February, November and December (UV index 1).
Average cloud cover in December
Bartlett Hollow, NY
- Average cloud cover in December: 72
The month with the most cloud cover is February (Cloud cover 74).
The months with the least cloud cover are July and August (Cloud cover 40).
Average visibility in December
Bartlett Hollow, 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).
Bartlett Hollow, New York, USA
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