December weather forecast
Greenfield Park, NY

Share

Weather in December

The first month of the winter, December, is still a cold month in Greenfield Park, New York, with an average temperature ranging between min 24.8°F (-4°C) and max 36.1°F (2.3°C).

Temperature

The beginning of December marks a decrease in the average high-temperature, transitioning from a chilly 46.2°F (7.9°C) in November to an icy 36.1°F (2.3°C). In Greenfield Park, December's nights observe an average temperature dip to a freezing cold 24.8°F (-4°C).

Humidity

The months with the highest humidity are February and December, with an average relative humidity of 84%.

Rainfall

In December, the rain falls for 8.1 days. Throughout December, 1.77" (45mm) of precipitation is accumulated. In Greenfield Park, during the entire year, the rain falls for 138.8 days and collects up to 20.12" (511mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Greenfield Park, in December, during 5.6 snowfall days, 2.8" (71mm) of snow is typically accumulated. Throughout the year, there are 31.8 snowfall days, and 14.25" (362mm) of snow is accumulated.

Daylight

With an average of 9h and 12min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:06 am and sunset at 4:28 pm. On the last day of December, sunrise is at 7:24 am and sunset at 4:37 pm EST.

Sunshine

The average sunshine in December is 4.6h.

UV index

The month with the lowest UV index in Greenfield Park, New York, is December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The UV index of 1 during December leads to these advisories:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Updated: Jun 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

The average high-temperature, in December, in Greenfield Park, is 36.1°F (2.3°C), while the average low-temperature is 24.8°F (-4°C). In July, the average heat index (a.k.a. 'real feel', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is computed to be 86°F (30°C).

What is the most humid month in Greenfield Park?

The months with the highest humidity are February and December, with an average relative humidity of 84%.

What is the average humidity in December?

The average relative humidity in December is 84%.

How much does it rain in December?

In Greenfield Park, in December, during 8.1 rainfall days, 1.77" (45mm) of precipitation is typically accumulated.

How many days does it snow in December?

In Greenfield Park, New York, in December, snow falls for 5.6 days, with typically accumulated 2.8" (71mm) of snow.

What is the month with the shortest days?

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

What is the average length of the day in December?

In Greenfield Park, the average day length in December is 9h and 13min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:06 am and sunset at 4:28 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:37 pm EST.

How long on average sun shines in December?

In Greenfield Park, New York, the average sunshine duration in December is 4.6h.

What is the month with the lowest UV index?

With an average maximum UV index of 1, December is the month with the lowest UV index.

What is the UV index intensity in December in Greenfield Park?

In Greenfield Park, the average daily maximum UV index in December is 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability 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
Greenfield Park, NY

Average temperature in December - Greenfield Park, NY
  • Average high temperature in December: 36.1°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in December: 24.8°F

The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).

Average pressure in December
Greenfield Park, NY

Average pressure in December - Greenfield Park, 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
Greenfield Park, NY

Average wind speed in December - Greenfield Park, NY
  • Average wind speed in December: 6.3mph

The windiest months (with the highest average wind speed) are January, February and March (7mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

Average humidity in December
Greenfield Park, NY

Average humidity in December - Greenfield Park, NY
  • Average humidity in December: 84%

The months with the highest relative humidity are February and December (84%).
The months with the lowest relative humidity are April, June and July (77%).

Average rainfall in December
Greenfield Park, NY

Average rainfall in December - Greenfield Park, NY
  • Average rainfall in December: 1.77"

The wettest month (with the highest rainfall) is July (2.32").
The driest months (with the least rainfall) are January and February (1.18").

Average rainfall days in December
Greenfield Park, NY

Average rainfall days in December - Greenfield Park, NY
  • Average rainfall days in December: 8.1 days

The month with the highest number of rainy days is July (16.7 days).
The months with the least rainy days are January and February (6.1 days).

Average snowfall in December
Greenfield Park, NY

Average snowfall in December - Greenfield Park, NY
  • Average snowfall in December: 2.8"

The month with the highest snowfall is February (3.62").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Greenfield Park, NY

Average snowfall days in December - Greenfield Park, NY
  • Average snowfall days in December: 5.6 days

The month with the highest number of snowfall days is February (8.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Greenfield Park, NY

Average daylight in December / Average sunshine in December - Greenfield Park, 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 4min

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

Average sunshine days in December
Greenfield Park, NY

Average sunshine days in December - Greenfield Park, NY
  • Average sunshine days in December: 18.6 days

The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is July (12.1 days).

Average UV index in December
Greenfield Park, NY

Average UV index in December - Greenfield Park, NY
  • Average UV index in December: 1

The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in December
Greenfield Park, NY

Average cloud cover in December - Greenfield Park, NY
  • Average cloud cover in December: 51

The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 36).

Average visibility in December
Greenfield Park, NY

Average visibility in December - Greenfield Park, NY
  • Average visibility in December: 5mi

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

Greenfield Park, New York, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location