December weather forecast
Port Crane, NY

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Weather in December

The first month of the winter, December, is still a cold month in Port Crane, New York, with an average temperature fluctuating between 23.9°F (-4.5°C) and 33.3°F (0.7°C).

Temperature

December involves a decrease in temperature, down from a frosty 43.7°F (6.5°C) in November to an icy 33.3°F (0.7°C). Port Crane's nights in December experience an average temperature drop to a freezing cold 23.9°F (-4.5°C).

Humidity

In December, the average relative humidity is 86%.

Rainfall

In Port Crane, during December, the rain falls for 11.2 days and regularly aggregates up to 2.76" (70mm) of precipitation. Throughout the year, there are 173.5 rainfall days, and 35.67" (906mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Port Crane, in December, during 18.2 snowfall days, 8.54" (217mm) of snow is typically accumulated. Throughout the year, in Port Crane, there are 94.8 snowfall days, and 48.82" (1240mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 12min of daylight.
On the first day of December, sunrise is at 7:12 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 4:41 pm EST.

Sunshine

The average sunshine in December is 2.9h.

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index of 1 in December converts into the following recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Updated: Jul 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in December?

The high-temperature during December is 33.3°F (0.7°C) and the low-temperature is 23.9°F (-4.5°C).

What is the average humidity in December?

In Port Crane, the average relative humidity in December is 86%.

How much does it rain in December?

In Port Crane, in December, during 11.2 rainfall days, 2.76" (70mm) of precipitation is typically accumulated.

How many days does it snow in December?

In Port Crane, in December, snow falls for 18.2 days, with typically accumulated 8.54" (217mm) of snow.

What is the month with the shortest days?

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

How many hours of daylight does Port Crane have in December?

The average day length in December is 9h and 10min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:12 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 4:41 pm EST.

How many hours of sunshine does Port Crane have in December?

The average sunshine duration in December is 2.9h.

What are the months with the lowest UV index?

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

What is the UV index intensity in December?

In December, the average daily maximum UV index is 1. 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
Port Crane, NY

Average temperature in December - Port Crane, NY
  • Average high temperature in December: 33.3°F

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (27.3°F).

  • Average low temperature in December: 23.9°F

The month with the highest average low temperature is July (57.4°F).
The coldest month (with the lowest average low temperature) is January (15.8°F).

Average pressure in December
Port Crane, NY

Average pressure in December - Port Crane, 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
Port Crane, NY

Average wind speed in December - Port Crane, NY
  • Average wind speed in December: 8.9mph

The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

Average humidity in December
Port Crane, NY

Average humidity in December - Port Crane, NY
  • Average humidity in December: 86%

The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April, May, June and July (80%).

Average rainfall in December
Port Crane, NY

Average rainfall in December - Port Crane, NY
  • Average rainfall in December: 2.76"

The wettest month (with the highest rainfall) is June (3.58").
The driest months (with the least rainfall) are January and November (2.4").

Average rainfall days in December
Port Crane, NY

Average rainfall days in December - Port Crane, NY
  • Average rainfall days in December: 11.2 days

The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is February (7.3 days).

Average snowfall in December
Port Crane, NY

Average snowfall in December - Port Crane, NY
  • Average snowfall in December: 8.54"

The month with the highest snowfall is February (10.87").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Port Crane, NY

Average snowfall days in December - Port Crane, NY
  • Average snowfall days in December: 18.2 days

The month with the highest number of snowfall days is January (21.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Port Crane, NY

Average daylight in December / Average sunshine in December - Port Crane, 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 5min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 2h and 30min).

Average sunshine days in December
Port Crane, NY

Average sunshine days in December - Port Crane, NY
  • Average sunshine days in December: 6.5 days

The month with the most sunshine days is September (14.3 days).
The month with the least sunshine days is February (5.7 days).

Average UV index in December
Port Crane, NY

Average UV index in December - Port Crane, 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, February and December (UV index 1).

Average cloud cover in December
Port Crane, NY

Average cloud cover in December - Port Crane, NY
  • Average cloud cover in December: 71

The month with the most cloud cover is February (Cloud cover 74).
The month with the least cloud cover is July (Cloud cover 39).

Average visibility in December
Port Crane, NY

Average visibility in December - Port Crane, NY
  • Average visibility in December: 5mi

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

Port Crane, New York, USA

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