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 arrival of December corresponds with a shift in temperature, down from a frosty 48.2°F (9°C) in November to an icy 38.3°F (3.5°C). An average low-temperature of 26.8°F (-2.9°C) is anticipated throughout the nights in Marlboro during December.Humidity
February and December, with an average relative humidity of 81%, are the most humid months in Marlboro, New York.Rainfall
In Marlboro, in December, it is raining for 11.9 days, with typically 2.87" (73mm) of accumulated precipitation. Throughout the year, in Marlboro, New York, there are 157.6 rainfall days, and 28.9" (734mm) of precipitation is accumulated.Snowfall
Months with snowfall in Marlboro are January through May, October through December. In Marlboro, in December, snow falls for 6.7 days, with typically accumulated 3.31" (84mm) of snow. Throughout the year, there are 35.9 snowfall days, and 16.57" (421mm) 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 Marlboro, sunrise is at 7:03 am and sunset at 4:26 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 4:35 pm EST.
Sunshine
In Marlboro, the average sunshine in December is 4.8h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Marlboro. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum daily UV index of 2 during December translates into the following directions:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
How cold does it get in Marlboro in December?
What is the most humid month in Marlboro?
What is the average humidity in December in Marlboro?
How much does it rain in Marlboro in December?
How many days does it snow in December in Marlboro?
What is the month with the shortest days in Marlboro?
What is the average length of the day in December in Marlboro?
When is the sunrise / sunset in December in Marlboro?
How long on average sun shines in December in Marlboro?
What is the month with the lowest UV index in Marlboro?
How high is the UV index in December in Marlboro?
Average temperature in December
Marlboro, NY
- Average high temperature in December: 38.3°F
The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (32.7°F).
- Average low temperature in December: 26.8°F
The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in December
Marlboro, NY
- Average pressure in December: 30.06"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
Marlboro, NY
- Average wind speed in December: 6mph
The windiest month (with the highest average wind speed) is March (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in December
Marlboro, 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
Marlboro, NY
- Average rainfall in December: 2.87"
The wettest month (with the highest rainfall) is October (3.07").
The driest month (with the least rainfall) is September (1.73").
Average rainfall days in December
Marlboro, NY
- Average rainfall days in December: 11.9 days
The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is January (8.6 days).
Average snowfall in December
Marlboro, NY
- Average snowfall in December: 3.31"
The month with the highest snowfall is February (4.21").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Marlboro, NY
- Average snowfall days in December: 6.7 days
The months with the highest number of snowfall days are January and February (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Marlboro, NY
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 4h and 5min
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 24min).
Average sunshine days in December
Marlboro, NY
- Average sunshine days in December: 14.9 days
The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is April (11.4 days).
Average UV index in December
Marlboro, NY
- Average UV index in December: 2
The months with the highest UV index are June, July and August (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
Marlboro, NY
- Average cloud cover in December: 49
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 36).
Average visibility in December
Marlboro, NY
- Average visibility in December: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).
Marlboro, New York, USA
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