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 shows a mild decline in the average high-temperature, falling from November's frosty 43.7°F (6.5°C) to a cold 33.3°F (0.7°C). Nighttime temperature reflects an average dip to a freezing cold 24.3°F (-4.3°C) in December, subtly cooler than its daytime highs.Humidity
In December, the average relative humidity in Pratts Hollow is 86%.Rainfall
In Pratts Hollow, New York, in December, during 9.1 rainfall days, 3.03" (77mm) of precipitation is typically accumulated. Throughout the year, in Pratts Hollow, there are 161.6 rainfall days, and 36.02" (915mm) of precipitation is accumulated.Snowfall
Months with snowfall in Pratts Hollow are January through May, October through December. In December, in Pratts Hollow, it is snowing for 15.9 days. Throughout December, 10.2" (259mm) of snow is accumulated. In Pratts Hollow, during the entire year, snow falls for 88.2 days and aggregates up to 50.98" (1295mm) 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 7:14 am and sunset at 4:29 pm. On the last day of December, in Pratts Hollow, sunrise is at 7:33 am and sunset at 4:38 pm EST.
Sunshine
The average sunshine in December is 3h.UV index
The months with the lowest UV index in Pratts Hollow are January, February and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for average individuals.Note: In December, the maximum UV index of 1 translates into these guidelines:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Around midday, solar radiation is most harmful; hence, exposure should be limited. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Pratts Hollow in December?
What is the average humidity in December in Pratts Hollow?
How much does it rain in Pratts Hollow in December?
How much does it snow in Pratts Hollow in December?
What is the month with the shortest days in Pratts Hollow?
What is the average length of the day in December in Pratts Hollow?
When is the sunrise / sunset in December in Pratts Hollow?
How many hours of sunshine does Pratts Hollow have in December?
What are the months with the lowest UV index in Pratts Hollow?
What is the UV index reading in December in Pratts Hollow?
Average temperature in December
Pratts Hollow, NY
- Average high temperature in December: 33.3°F
The warmest month (with the highest average high temperature) is July (77.7°F).
The month with the lowest average high temperature is January (27°F).
- Average low temperature in December: 24.3°F
The month with the highest average low temperature is July (58.5°F).
The coldest month (with the lowest average low temperature) is January (15.8°F).
Average pressure in December
Pratts Hollow, 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
Pratts Hollow, NY
- Average wind speed in December: 9.8mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in December
Pratts Hollow, NY
- Average humidity in December: 86%
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April and May (79%).
Average rainfall in December
Pratts Hollow, NY
- Average rainfall in December: 3.03"
The wettest month (with the highest rainfall) is April (3.66").
The driest month (with the least rainfall) is September (2.32").
Average rainfall days in December
Pratts Hollow, NY
- Average rainfall days in December: 9.1 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (6.6 days).
Average snowfall in December
Pratts Hollow, NY
- Average snowfall in December: 10.2"
The month with the highest snowfall is February (10.39").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Pratts Hollow, NY
- Average snowfall days in December: 15.9 days
The month with the highest number of snowfall days is January (19.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Pratts Hollow, 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 0min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 2h and 36min).
Average sunshine days in December
Pratts Hollow, NY
- Average sunshine days in December: 9.2 days
The month with the most sunshine days is September (14.3 days).
The month with the least sunshine days is February (6.7 days).
Average UV index in December
Pratts 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 and December (UV index 1).
Average cloud cover in December
Pratts Hollow, NY
- Average cloud cover in December: 70
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 35).
Average visibility in December
Pratts Hollow, NY
- Average visibility in December: 5mi
The month with the highest visibility is October (6mi).
The months with the lowest visibility are January and February (4mi).
Pratts Hollow, New York, USA
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