December weather forecast
Gulf Summit, NY

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Weather in December

December, the first month of the winter in Gulf Summit, is also a wintry month, with temperature in the range of an average low of 23.4°F (-4.8°C) and an average high of 33.6°F (0.9°C).

Temperature

The move into December indicates a reduction in the average high-temperature, down from November's frosty 43.7°F (6.5°C) to an icy 33.6°F (0.9°C). Gulf Summit records a mean low-temperature of 23.4°F (-4.8°C) in December.

Humidity

February and December, with an average relative humidity of 87%, are the most humid months.

Rainfall

In Gulf Summit, in December, during 6.9 rainfall days, 0.63" (16mm) of precipitation is typically accumulated. In Gulf Summit, during the entire year, the rain falls for 104.8 days and collects up to 9.13" (232mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Gulf Summit, in December, snow falls for 9.6 days, with typically accumulated 1.3" (33mm) of snow. Throughout the year, there are 48.7 snowfall days, and 7.44" (189mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Gulf Summit, with an average of 9h and 12min of daylight.
On the first day of December, sunrise is at 7:11 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 4:40 pm EST.

Sunshine

February and December, with an average of 2.7h of sunshine, are months with the least sunshine.

UV index

January, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for average individuals.
Note: A maximum UV index of 1 in December translates into the following recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Updated: Aug 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in December?

During December, Gulf Summit experiences an average high-temperature of 33.6°F (0.9°C) and a low-temperature of 23.4°F (-4.8°C).

What are the most humid months?

February and December, with an average relative humidity of 87%, are most humid months.

What is the average humidity in December?

In December, the average relative humidity is 87%.

How much does it rain in Gulf Summit in December?

In Gulf Summit, in December, during 6.9 rainfall days, 0.63" (16mm) of precipitation is typically accumulated.

How much does it snow in December?

In Gulf Summit, New York, in December, during 9.6 snowfall days, 1.3" (33mm) of snow is typically accumulated.

What is the month with the shortest days?

With an average of 9h and 12min of daylight, December has the shortest days of the year.

What is the average length of the day in December?

The average day length in December is 9h and 11min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 7:11 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 4:40 pm EST.

What is the month with the least sunshine?

February and December, with an average of 2.7h of sunshine, are months with the least sunshine.

How long on average sun shines in December?

The average sunshine duration in December is 2.7h.

What is the month with the lowest UV index?

The months with the lowest UV index are January, November and December, with an average maximum UV index of 1.

What is the UV index reading in December?

In Gulf Summit, the average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a low health risk from exposure to Sun's UV rays.
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
Gulf Summit, NY

Average temperature in December - Gulf Summit, NY
  • Average high temperature in December: 33.6°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (27.9°F).

  • Average low temperature in December: 23.4°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 (16°F).

Average pressure in December
Gulf Summit, NY

Average pressure in December - Gulf Summit, NY
  • Average pressure in December: 30.08"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in December
Gulf Summit, NY

Average wind speed in December - Gulf Summit, NY
  • Average wind speed in December: 8.5mph

The windiest months (with the highest average wind speed) are January and February (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

Average humidity in December
Gulf Summit, NY

Average humidity in December - Gulf Summit, 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 June and July (79%).

Average rainfall in December
Gulf Summit, NY

Average rainfall in December - Gulf Summit, NY
  • Average rainfall in December: 0.63"

The wettest month (with the highest rainfall) is August (1.02").
The driest month (with the least rainfall) is September (0.55").

Average rainfall days in December
Gulf Summit, NY

Average rainfall days in December - Gulf Summit, NY
  • Average rainfall days in December: 6.9 days

The months with the highest number of rainy days are May and July (12.3 days).
The month with the least rainy days is January (4.4 days).

Average snowfall in December
Gulf Summit, NY

Average snowfall in December - Gulf Summit, NY
  • Average snowfall in December: 1.3"

The month with the highest snowfall is January (1.61").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Gulf Summit, NY

Average snowfall days in December - Gulf Summit, NY
  • Average snowfall days in December: 9.6 days

The month with the highest number of snowfall days is February (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Gulf Summit, NY

Average daylight in December / Average sunshine in December - Gulf Summit, 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: 2h and 4min

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The months with the least sunshine are February and December (Average sunshine: 2h and 42min).

Average sunshine days in December
Gulf Summit, NY

Average sunshine days in December - Gulf Summit, NY
  • Average sunshine days in December: 17.6 days

The month with the most sunshine days is January (20.1 days).
The month with the least sunshine days is April (14.8 days).

Average UV index in December
Gulf Summit, NY

Average UV index in December - Gulf Summit, 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, November and December (UV index 1).

Average cloud cover in December
Gulf Summit, NY

Average cloud cover in December - Gulf Summit, NY
  • Average cloud cover in December: 73

The month with the most cloud cover is February (Cloud cover 74).
The month with the least cloud cover is July (Cloud cover 41).

Average visibility in December
Gulf Summit, NY

Average visibility in December - Gulf Summit, NY
  • Average visibility in December: 5mi

The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (5mi).
The months with the lowest visibility are August and September (4mi).

Gulf Summit, New York, USA

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