December weather forecast
Cohoes, NY

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Weather in December

The first month of the winter, December, is also a wintry month in Cohoes, New York, with temperature in the range of an average low of 24.3°F (-4.3°C) and an average high of 34.3°F (1.3°C).

Temperature

December brings a minor decrease, with the average high-temperature reducing from a frosty 45.5°F (7.5°C) in November to a wintry 34.3°F (1.3°C). Cohoes, during the month of December, experiences an average low-temperature of 24.3°F (-4.3°C).

Humidity

The average relative humidity in December is 81%.

Rainfall

In Cohoes, during December, the rain falls for 12.1 days and regularly aggregates up to 2.72" (69mm) of precipitation. In Cohoes, during the entire year, the rain falls for 162.8 days and collects up to 31.02" (788mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Cohoes, in December, snow falls for 8.6 days, with typically accumulated 5.55" (141mm) of snow. Throughout the year, there are 50.4 snowfall days, and 27.2" (691mm) of snow is accumulated.

Daylight

With an average of 9h and 6min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:06 am and sunset at 4:21 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 4:31 pm EST.

Sunshine

In December, the average sunshine is 4.3h.

UV index

The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Enhance your sun protection with tightly woven, yet airy clothing. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Updated: Jun 30, 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 Cohoes, is 34.3°F (1.3°C), while the average low-temperature is 24.3°F (-4.3°C). In July, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is estimated at 86°F (30°C).

What is the average humidity in December in Cohoes?

In December, the average relative humidity is 81%.

How much does it rain in Cohoes in December?

In Cohoes, in December, it is raining for 12.1 days, with typically 2.72" (69mm) of accumulated precipitation.

How much does it snow in December?

In December, in Cohoes, it is snowing for 8.6 days. Throughout December, 5.55" (141mm) of snow is accumulated.

What is the month with the shortest days?

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

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

The average day length in December is 9h and 6min.

What time are sunrise and sunset in December?

On the first day of December in Cohoes, sunrise is at 7:06 am and sunset at 4:21 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 4:31 pm EST.

How long on average sun shines in December?

The average sunshine duration in December is 4.3h.

What is the month with the lowest UV index?

The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2.

How high is the UV index in December in Cohoes?

The average daily maximum UV index in December is 2. A UV Index reading 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
Cohoes, NY

Average temperature in December - Cohoes, NY
  • Average high temperature in December: 34.3°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in December: 24.3°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).

Average pressure in December
Cohoes, NY

Average pressure in December - Cohoes, 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 (29.92"Hg).

Average wind speed in December
Cohoes, NY

Average wind speed in December - Cohoes, NY
  • Average wind speed in December: 7.6mph

The windiest months (with the highest average wind speed) are January, February and March (8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in December
Cohoes, NY

Average humidity in December - Cohoes, NY
  • Average humidity in December: 81%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (73%).

Average rainfall in December
Cohoes, NY

Average rainfall in December - Cohoes, NY
  • Average rainfall in December: 2.72"

The wettest month (with the highest rainfall) is October (3.19").
The driest month (with the least rainfall) is September (1.93").

Average rainfall days in December
Cohoes, NY

Average rainfall days in December - Cohoes, NY
  • Average rainfall days in December: 12.1 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (9.1 days).

Average snowfall in December
Cohoes, NY

Average snowfall in December - Cohoes, NY
  • Average snowfall in December: 5.55"

The month with the highest snowfall is February (7.64").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Cohoes, NY

Average snowfall days in December - Cohoes, NY
  • Average snowfall days in December: 8.6 days

The month with the highest number of snowfall days is January (14.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).

Average sunshine days in December
Cohoes, NY

Average sunshine days in December - Cohoes, NY
  • Average sunshine days in December: 14.1 days

The month with the most sunshine days is September (17.3 days).
The month with the least sunshine days is April (10.6 days).

Average UV index in December
Cohoes, NY

Average UV index in December - Cohoes, NY
  • Average UV index in December: 2

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, March, October, November and December (UV index 2).

Average cloud cover in December
Cohoes, NY

Average cloud cover in December - Cohoes, NY
  • Average cloud cover in December: 54

The month with the most cloud cover is February (Cloud cover 58).
The months with the least cloud cover are July and August (Cloud cover 32).

Average visibility in December
Cohoes, NY

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

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

Cohoes, New York, USA

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