December weather forecast
Round Top, NY

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Weather in December

December, the first month of the winter in Round Top, is also a wintry month, with an average temperature fluctuating between 24.1°F (-4.4°C) and 34.9°F (1.6°C).

Temperature

As November transitions into December, Round Top sees a drop in the average high-temperature, transitioning from a chilly 45.1°F (7.3°C) to a wintry 34.9°F (1.6°C). Round Top, during the month of December, experiences an average low-temperature of 24.1°F (-4.4°C).

Humidity

February and December, with an average relative humidity of 83%, are the most humid months.

Rainfall

In December, in Round Top, New York, the rain falls for 13.5 days. Throughout December, 2.91" (74mm) of precipitation is accumulated. In Round Top, during the entire year, the rain falls for 174.8 days and collects up to 33.46" (850mm) of precipitation.

Snowfall

Months with snowfall in Round Top are January through May, October through December. In Round Top, during December, snow falls for 13.6 days and regularly aggregates up to 9.13" (232mm) of snow. Throughout the year, in Round Top, there are 70.1 snowfall days, and 51.18" (1300mm) of snow is accumulated.

Daylight

The month with the shortest days in Round Top is December, with an average of 9h and 12min of daylight.
On the first day of December, sunrise is at 7:06 am and sunset at 4:24 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:33 pm EST.

Sunshine

In December, the average sunshine is 4.9h.

UV index

The months with the lowest UV index in Round Top are January through March, October through December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: A daily maximum UV index of 2 in December translates into the following instructions:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
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Frequently asked questions

How cold is it in Round Top in December?

The average high-temperature, in December, in Round Top, is 34.9°F (1.6°C), while the average low-temperature is 24.1°F (-4.4°C).

What are the most humid months in Round Top?

The months with the highest humidity in Round Top are February and December, with an average relative humidity of 83%.

What is the average humidity in December in Round Top?

The average relative humidity in December is 83%.

How many days does it rain in December in Round Top?

In Round Top, in December, during 13.5 rainfall days, 2.91" (74mm) of precipitation is typically accumulated.

How much does it snow in Round Top in December?

In Round Top, during December, snow falls for 13.6 days and regularly aggregates up to 9.13" (232mm) of snow.

What is the month with the shortest days in Round Top?

The month with the shortest days in Round Top is December, with an average of 9h and 12min of daylight.

How many hours of daylight does Round Top have in December?

The average day length in December in Round Top is 9h and 9min.

What time are sunrise and sunset in December in Round Top?

On the first day of December in Round Top, New York, sunrise is at 7:06 am and sunset at 4:24 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:33 pm EST.

How long on average sun shines in December in Round Top?

In Round Top, the average sunshine duration in December is 4.9h.

What is the month with the lowest UV index in Round Top?

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Round Top, New York.

How high is the UV index in December in Round Top?

The average daily maximum UV index in December in Round Top is 2. A UV Index value of 2, and less, symbolizes a low health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Round Top, NY

Average temperature in December - Round Top, NY
  • Average high temperature in December: 34.9°F

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (29.3°F).

  • Average low temperature in December: 24.1°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).

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Average pressure in December
Round Top, NY

Average pressure in December - Round Top, 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).

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Average wind speed in December
Round Top, NY

Average wind speed in December - Round Top, NY
  • Average wind speed in December: 6.8mph

The windiest month (with the highest average wind speed) is January (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in December
Round Top, NY

Average humidity in December - Round Top, NY
  • Average humidity in December: 83%

The months with the highest relative humidity are February and December (83%).
The months with the lowest relative humidity are April, June and July (76%).

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Average rainfall in December
Round Top, NY

Average rainfall in December - Round Top, NY
  • Average rainfall in December: 2.91"

The wettest month (with the highest rainfall) is July (3.46").
The driest month (with the least rainfall) is September (1.97").

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Average rainfall days in December
Round Top, NY

Average rainfall days in December - Round Top, NY
  • Average rainfall days in December: 13.5 days

The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is February (10 days).

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Average snowfall in December
Round Top, NY

Average snowfall in December - Round Top, NY
  • Average snowfall in December: 9.13"

The month with the highest snowfall is February (11.02").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Round Top, NY

Average snowfall days in December - Round Top, NY
  • Average snowfall days in December: 13.6 days

The month with the highest number of snowfall days is February (15.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Round Top, NY

Average daylight in December / Average sunshine in December - Round Top, 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: 4h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).

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Average sunshine days in December
Round Top, NY

Average sunshine days in December - Round Top, NY
  • Average sunshine days in December: 12.2 days

The month with the most sunshine days is September (14.6 days).
The month with the least sunshine days is April (9.8 days).

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Average UV index in December
Round Top, NY

Average UV index in December - Round Top, NY
  • Average UV index in December: 2

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, March, October, November and December (UV index 2).

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Average cloud cover in December
Round Top, NY

Average cloud cover in December - Round Top, NY
  • Average cloud cover in December: 50

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is July (Cloud cover 33).

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Average visibility in December
Round Top, NY

Average visibility in December - Round Top, 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).

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Round Top, New York, USA

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