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 the beginning of December, the average high-temperature shows a decrease, transitioning from 42.1°F (5.6°C) in November to a still wintry 32.2°F (0.1°C). Throughout the month of December, the average temperature dips to a subzero cold 21.6°F (-5.8°C) at night.Humidity
The months with the highest humidity are February and December, with an average relative humidity of 87%.Rainfall
In Halcottsville, during December, the rain falls for 11 days and regularly aggregates up to 3.03" (77mm) of precipitation. In Halcottsville, New York, during the entire year, the rain falls for 176 days and collects up to 37.4" (950mm) of precipitation.Snowfall
Months with snowfall in Halcottsville are January through May, October through December. In Halcottsville, in December, during 20.4 snowfall days, 12.4" (315mm) of snow is typically accumulated. Throughout the year, in Halcottsville, New York, there are 109 snowfall days, and 66.93" (1700mm) 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 in Halcottsville, New York, sunrise is at 7:08 am and sunset at 4:27 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 4:36 pm EST.
Sunshine
In Halcottsville, the average sunshine in December is 3h.UV index
January, 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 minimal health hazard from unsafe exposure to UV radiation for the average person.Note: The maximum UV index of 1 during December translates into these guidelines:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Halcottsville?
What is the most humid month in Halcottsville?
What is the average humidity in December in Halcottsville?
How many days does it rain in December in Halcottsville?
How many days does it snow in December in Halcottsville?
What is the month with the shortest days in Halcottsville?
How many hours of daylight does Halcottsville have in December?
When is the sunrise / sunset in December in Halcottsville?
How many hours of sunshine does Halcottsville have in December?
When is the lowest UV index in Halcottsville?
How high is the UV index in December in Halcottsville?
Average temperature in December
Halcottsville, NY
- Average high temperature in December: 32.2°F
The warmest month (with the highest average high temperature) is July (77.2°F).
The month with the lowest average high temperature is January (26.4°F).
- Average low temperature in December: 21.6°F
The month with the highest average low temperature is July (56.3°F).
The coldest month (with the lowest average low temperature) is January (14.5°F).
Average pressure in December
Halcottsville, 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
Halcottsville, NY
- Average wind speed in December: 8.3mph
The windiest months (with the highest average wind speed) are January and February (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in December
Halcottsville, NY
- Average humidity in December: 87%
The months with the highest relative humidity are February and December (87%).
The months with the lowest relative humidity are April, May, June and July (80%).
Average rainfall in December
Halcottsville, NY
- Average rainfall in December: 3.03"
The wettest month (with the highest rainfall) is August (3.78").
The driest months (with the least rainfall) are January and November (2.52").
Average rainfall days in December
Halcottsville, NY
- Average rainfall days in December: 11 days
The month with the highest number of rainy days is May (21.3 days).
The month with the least rainy days is January (7.4 days).
Average snowfall in December
Halcottsville, NY
- Average snowfall in December: 12.4"
The month with the highest snowfall is February (12.83").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Halcottsville, NY
- Average snowfall days in December: 20.4 days
The month with the highest number of snowfall days is January (22.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Halcottsville, 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: 3h and 0min
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 54min).
Average sunshine days in December
Halcottsville, NY
- Average sunshine days in December: 6.6 days
The month with the most sunshine days is September (12.3 days).
The month with the least sunshine days is February (4.5 days).
Average UV index in December
Halcottsville, NY
- Average UV index in December: 1
The months with the highest UV index are 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
Halcottsville, NY
- Average cloud cover in December: 71
The month with the most cloud cover is February (Cloud cover 73).
The month with the least cloud cover is July (Cloud cover 42).
Average visibility in December
Halcottsville, NY
- Average visibility in December: 4mi
The months with the highest visibility are April, May, June and July (5mi).
The months with the lowest visibility are January, February, March, August, September, October, November and December (4mi).
Halcottsville, New York, USA
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