December weather forecast
Pompey, NY

Share

Weather in December

The first month of the winter, December, is also an icy month in Pompey, New York, with temperature in the range of an average low of 24.3°F (-4.3°C) and an average high of 33.1°F (0.6°C).

Temperature

December's onset corresponds with a shift in the average high-temperature, moving from a frosty 43.7°F (6.5°C) in November to a wintry 33.1°F (0.6°C). During December, Pompey's nights hold steady with an average temperature of 24.3°F (-4.3°C), barely dropping from the daytime highs.

Humidity

In Pompey, the average relative humidity in December is 87%.

Rainfall

In Pompey, in December, during 5.8 rainfall days, 0.71" (18mm) of precipitation is typically accumulated. Throughout the year, there are 114.4 rainfall days, and 10.59" (269mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Pompey, New York, are January through May, October through December. In Pompey, during December, snow falls for 11.8 days and regularly aggregates up to 2.01" (51mm) of snow. In Pompey, during the entire year, snow falls for 67.3 days and aggregates up to 12.32" (313mm) 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 7:15 am and sunset at 4:30 pm. On the last day of December, sunrise is at 7:34 am and sunset at 4:39 pm EST.

Sunshine

In December, the average sunshine in Pompey is 2.9h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for average individuals.
Note: A daily maximum UV index of 1 in December translates into the following instructions:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
[Resources]

Frequently asked questions

How cold is it in Pompey in December?

In December, in Pompey, the average high-temperature is 33.1°F (0.6°C), and the average low-temperature is 24.3°F (-4.3°C).

What is the average humidity in December in Pompey?

In December, the average relative humidity in Pompey is 87%.

How much does it rain in Pompey in December?

In December, the rain falls for 5.8 days. Throughout December, 0.71" (18mm) of precipitation is accumulated.

How many days does it snow in December in Pompey?

In Pompey, New York, during December, snow falls for 11.8 days and regularly aggregates up to 2.01" (51mm) of snow.

What is the month with the shortest days in Pompey?

December has the shortest days of the year in Pompey, with an average of 9h and 6min of daylight.

What is the average length of the day in December in Pompey?

In Pompey, New York, the average day length in December is 9h and 5min.

When is the sunrise / sunset in December in Pompey?

On the first day of December in Pompey, sunrise is at 7:15 am and sunset at 4:30 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 4:39 pm EST.

How long on average sun shines in December in Pompey?

In Pompey, the average sunshine duration in December is 2.9h.

What are the months with the lowest UV index in Pompey?

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

What is the UV index intensity in December in Pompey?

The average daily maximum UV index in December is 1. A UV Index value of 2, and less, symbolizes a low health risk 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
Pompey, NY

Average temperature in December - Pompey, NY
  • Average high temperature in December: 33.1°F

The warmest month (with the highest average high temperature) is July (77.5°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 (58.3°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).

[Resources]

Average pressure in December
Pompey, NY

Average pressure in December - Pompey, 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).

[Resources]

Average wind speed in December
Pompey, NY

Average wind speed in December - Pompey, NY
  • Average wind speed in December: 9.8mph

The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

[Resources]

Average humidity in December
Pompey, NY

Average humidity in December - Pompey, NY
  • Average humidity in December: 87%

The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April and May (79%).

[Resources]

Average rainfall in December
Pompey, NY

Average rainfall in December - Pompey, NY
  • Average rainfall in December: 0.71"

The wettest month (with the highest rainfall) is May (1.18").
The driest month (with the least rainfall) is September (0.63").

[Resources]

Average rainfall days in December
Pompey, NY

Average rainfall days in December - Pompey, NY
  • Average rainfall days in December: 5.8 days

The month with the highest number of rainy days is July (14.5 days).
The month with the least rainy days is January (4.5 days).

[Resources]

Average snowfall in December
Pompey, NY

Average snowfall in December - Pompey, NY
  • Average snowfall in December: 2.01"

The month with the highest snowfall is November (2.44").
The months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days in December
Pompey, NY

Average snowfall days in December - Pompey, NY
  • Average snowfall days in December: 11.8 days

The month with the highest number of snowfall days is February (14.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

[Resources]

Average daylight in December /
Average sunshine in December
Pompey, NY

Average daylight in December / Average sunshine in December - Pompey, 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: 2h and 5min

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 24min).

[Resources]

Average sunshine days in December
Pompey, NY

Average sunshine days in December - Pompey, NY
  • Average sunshine days in December: 16.5 days

The month with the most sunshine days is October (18.2 days).
The months with the least sunshine days are February and July (12.9 days).

[Resources]

Average UV index in December
Pompey, NY

Average UV index in December - Pompey, 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 and December (UV index 1).

[Resources]

Average cloud cover in December
Pompey, NY

Average cloud cover in December - Pompey, NY
  • Average cloud cover in December: 71

The month with the most cloud cover is February (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 35).

[Resources]

Average visibility in December
Pompey, NY

Average visibility in December - Pompey, NY
  • Average visibility in December: 6mi

The months with the highest visibility are April, May, October, November and December (6mi).
The months with the lowest visibility are January, February, March, June, July, August and September (5mi).

[Resources]

Pompey, New York, USA

Weather forecast for your location

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