December weather forecast
Plattsburgh, NY

A sunny and dry day in the townscape of Plattsburgh, New York, with a view of the iconic tower next to the river, dry trees, and a hilly landscape view
A sunny and dry day in the townscape of Plattsburgh, New York, with a view of the iconic tower next to the river, dry trees, and a hilly landscape view

Weather in December

December, the first month of the winter in Plattsburgh, is still a freezing cold month, with an average temperature varying between 30.9°F (-0.6°C) and 20.7°F (-6.3°C).

Temperature

In Plattsburgh, New York, the average high-temperature in December drops from a wintry 42.3°F (5.7°C) in November to a freezing cold 30.9°F (-0.6°C). In December, in Plattsburgh, New York, the average low-temperature is 20.7°F (-6.3°C).

Humidity

The average relative humidity in December is 83%.

Rainfall

In Plattsburgh, in December, during 11 rainfall days, 2.09" (53mm) of precipitation is typically accumulated. Throughout the year, there are 162.6 rainfall days, and 27.6" (701mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Plattsburgh, snow falls for 14.5 days, with typically accumulated 5.59" (142mm) of snow. Throughout the year, in Plattsburgh, there are 78.2 snowfall days, and 37.13" (943mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 8h and 53min of daylight.
On the first day of the month, sunrise is at 7:10 am and sunset at 4:14 pm. On the last day of December, sunrise is at 7:30 am and sunset at 4:22 pm EST.

Sunshine

In December, the average sunshine is 4h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The average daily UV index of 1 in December transform into the following instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
[Resources]

FAQ

What is the temperature in December in Plattsburgh?

In December, the average high-temperature is 30.9°F (-0.6°C), and the average low-temperature is 20.7°F (-6.3°C).

What is the average humidity in December in Plattsburgh?

The average relative humidity in December in Plattsburgh, New York, is 83%.

How much does it rain in Plattsburgh in December?

In Plattsburgh, in December, during 11 rainfall days, 2.09" (53mm) of precipitation is typically accumulated.

How much does it snow in Plattsburgh in December?

In Plattsburgh, during December, snow falls for 14.5 days and regularly aggregates up to 5.59" (142mm) of snow.

What is the month with the shortest days in Plattsburgh?

December has the shortest days of the year in Plattsburgh, with an average of 8h and 53min of daylight.

How many hours of daylight does Plattsburgh have in December?

In December, the average day length in Plattsburgh, New York, is 8h and 53min.

What time are sunrise and sunset in December in Plattsburgh?

In December, on the first day of the month, sunrise is at 7:10 am and sunset at 4:14 pm. On the last day of the month, in Plattsburgh, New York, sunrise is at 7:30 am and sunset at 4:22 pm EST.

How many hours of sunshine does Plattsburgh have in December?

The average sunshine duration in December in Plattsburgh, New York, is 4h.

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

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

What is the UV index reading in December in Plattsburgh?

In Plattsburgh, New York, the average daily maximum UV index in December is 1. A UV Index estimate of 2, and below, represents a minimal hazard to health 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
Plattsburgh, NY

Average temperature in December - Plattsburgh, NY
  • Average high temperature in December: 30.9°F

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (24.8°F).

  • Average low temperature in December: 20.7°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 (12.4°F).

[Resources]

Average pressure in December
Plattsburgh, NY

Average pressure in December - Plattsburgh, NY
  • Average pressure in December: 30.05"Hg

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

[Resources]

Average wind speed in December
Plattsburgh, NY

Average wind speed in December - Plattsburgh, NY
  • Average wind speed in December: 6.6mph

The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

[Resources]

Average humidity in December
Plattsburgh, NY

Average humidity in December - Plattsburgh, NY
  • Average humidity in December: 83%

The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are April and May (75%).

[Resources]

Average rainfall in December
Plattsburgh, NY

Average rainfall in December - Plattsburgh, NY
  • Average rainfall in December: 2.09"

The wettest month (with the highest rainfall) is June (3.15").
The driest month (with the least rainfall) is February (1.73").

[Resources]

Average rainfall days in December
Plattsburgh, NY

Average rainfall days in December - Plattsburgh, NY
  • Average rainfall days in December: 11 days

The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is February (6.8 days).

[Resources]

Average snowfall in December
Plattsburgh, NY

Average snowfall in December - Plattsburgh, NY
  • Average snowfall in December: 5.59"

The month with the highest snowfall is February (10").
The months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days in December
Plattsburgh, NY

Average snowfall days in December - Plattsburgh, NY
  • Average snowfall days in December: 14.5 days

The month with the highest number of snowfall days is January (19.3 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
Plattsburgh, NY

Average daylight in December / Average sunshine in December - Plattsburgh, NY
  • Average daylight in December: 8h and 53min

The month with the longest days is June (Average daylight: 15h and 31min).
The month with the shortest days is December (Average daylight: 8h and 53min).

  • Average sunshine in December: 4h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).

[Resources]

Average sunshine days in December
Plattsburgh, NY

Average sunshine days in December - Plattsburgh, NY
  • Average sunshine days in December: 10.5 days

The month with the most sunshine days is September (14.9 days).
The month with the least sunshine days is February (8.6 days).

[Resources]

Average UV index in December
Plattsburgh, NY

Average UV index in December - Plattsburgh, 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
Plattsburgh, NY

Average cloud cover in December - Plattsburgh, NY
  • Average cloud cover in December: 60

The month with the most cloud cover is February (Cloud cover 64).
The months with the least cloud cover are July, August and September (Cloud cover 31).

[Resources]

Average visibility in December
Plattsburgh, NY

Average visibility in December - Plattsburgh, NY
  • Average visibility in December: 5mi

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

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location